[PHP] Improve Model template (#6460)

* Update samples

./bin/php-petstore.sh

* Remove unnecessary implements entry

ModelInterface, ArrayAccess are already implemented in parent

* Remove field `container` which is already defined in parent

* Change snake case to lower camel case

- invalid_properties
- allowed_values

* Improve doc commenct style

* Improve description length

* Improve length

* Doc comment short description must start with a capital letter

* Add a line between @param and @return

* Delete an additinal blank line at end of doc comment

* Udpate petstore-security-test

samples/client/petstore/php/SwaggerClient-php/lib/Model/AdditionalPropertiesClass.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * AdditionalPropertiesClass Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'AdditionalPropertiesClass';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -60,6 +62,7 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -88,7 +91,9 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -98,6 +103,7 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -107,6 +113,7 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -115,7 +122,8 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -160,13 +168,16 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -181,13 +192,13 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -201,6 +212,7 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 
     /**
      * Gets map_property
+     *
      * @return map[string,string]
      */
     public function getMapProperty()
@@ -210,7 +222,9 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 
     /**
      * Sets map_property
+     *
      * @param map[string,string] $map_property
+     *
      * @return $this
      */
     public function setMapProperty($map_property)
@@ -222,6 +236,7 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 
     /**
      * Gets map_of_map_property
+     *
      * @return map[string,map[string,string]]
      */
     public function getMapOfMapProperty()
@@ -231,7 +246,9 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 
     /**
      * Sets map_of_map_property
+     *
      * @param map[string,map[string,string]] $map_of_map_property
+     *
      * @return $this
      */
     public function setMapOfMapProperty($map_of_map_property)
@@ -242,7 +259,9 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -252,7 +271,9 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -262,8 +283,10 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -277,7 +300,9 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -287,15 +312,19 @@ class AdditionalPropertiesClass implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/Animal.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * Animal Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class Animal implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class Animal implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'Animal';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -60,6 +62,7 @@ class Animal implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -88,7 +91,9 @@ class Animal implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -98,6 +103,7 @@ class Animal implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -107,6 +113,7 @@ class Animal implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -115,7 +122,8 @@ class Animal implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -160,13 +168,16 @@ class Animal implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -185,16 +196,16 @@ class Animal implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
         if ($this->container['class_name'] === null) {
-            $invalid_properties[] = "'class_name' can't be null";
+            $invalidProperties[] = "'class_name' can't be null";
         }
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -211,6 +222,7 @@ class Animal implements ModelInterface, ArrayAccess
 
     /**
      * Gets class_name
+     *
      * @return string
      */
     public function getClassName()
@@ -220,7 +232,9 @@ class Animal implements ModelInterface, ArrayAccess
 
     /**
      * Sets class_name
+     *
      * @param string $class_name
+     *
      * @return $this
      */
     public function setClassName($class_name)
@@ -232,6 +246,7 @@ class Animal implements ModelInterface, ArrayAccess
 
     /**
      * Gets color
+     *
      * @return string
      */
     public function getColor()
@@ -241,7 +256,9 @@ class Animal implements ModelInterface, ArrayAccess
 
     /**
      * Sets color
+     *
      * @param string $color
+     *
      * @return $this
      */
     public function setColor($color)
@@ -252,7 +269,9 @@ class Animal implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -262,7 +281,9 @@ class Animal implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -272,8 +293,10 @@ class Animal implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -287,7 +310,9 @@ class Animal implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -297,15 +322,19 @@ class Animal implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/AnimalFarm.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * AnimalFarm Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class AnimalFarm implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class AnimalFarm implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'AnimalFarm';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -59,6 +61,7 @@ class AnimalFarm implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -86,7 +89,9 @@ class AnimalFarm implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -95,6 +100,7 @@ class AnimalFarm implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -103,6 +109,7 @@ class AnimalFarm implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -110,7 +117,8 @@ class AnimalFarm implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -155,13 +163,16 @@ class AnimalFarm implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -174,13 +185,13 @@ class AnimalFarm implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = parent::listInvalidProperties();
+        $invalidProperties = parent::listInvalidProperties();
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -196,7 +207,9 @@ class AnimalFarm implements ModelInterface, ArrayAccess
 
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -206,7 +219,9 @@ class AnimalFarm implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -216,8 +231,10 @@ class AnimalFarm implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -231,7 +248,9 @@ class AnimalFarm implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -241,15 +260,19 @@ class AnimalFarm implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/ApiResponse.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * ApiResponse Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class ApiResponse implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'ApiResponse';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -61,6 +63,7 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -90,7 +93,9 @@ class ApiResponse implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -101,6 +106,7 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -111,6 +117,7 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -120,7 +127,8 @@ class ApiResponse implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -165,13 +173,16 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -187,13 +198,13 @@ class ApiResponse implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -207,6 +218,7 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
      * Gets code
+     *
      * @return int
      */
     public function getCode()
@@ -216,7 +228,9 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
      * Sets code
+     *
      * @param int $code
+     *
      * @return $this
      */
     public function setCode($code)
@@ -228,6 +242,7 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
      * Gets type
+     *
      * @return string
      */
     public function getType()
@@ -237,7 +252,9 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
      * Sets type
+     *
      * @param string $type
+     *
      * @return $this
      */
     public function setType($type)
@@ -249,6 +266,7 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
      * Gets message
+     *
      * @return string
      */
     public function getMessage()
@@ -258,7 +276,9 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
      * Sets message
+     *
      * @param string $message
+     *
      * @return $this
      */
     public function setMessage($message)
@@ -269,7 +289,9 @@ class ApiResponse implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -279,7 +301,9 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -289,8 +313,10 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -304,7 +330,9 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -314,15 +342,19 @@ class ApiResponse implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayOfArrayOfNumberOnly.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * ArrayOfArrayOfNumberOnly Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'ArrayOfArrayOfNumberOnly';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -59,6 +61,7 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -86,7 +89,9 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -95,6 +100,7 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -103,6 +109,7 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -110,7 +117,8 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -155,13 +163,16 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -175,13 +186,13 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -195,6 +206,7 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Gets array_array_number
+     *
      * @return float[][]
      */
     public function getArrayArrayNumber()
@@ -204,7 +216,9 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Sets array_array_number
+     *
      * @param float[][] $array_array_number
+     *
      * @return $this
      */
     public function setArrayArrayNumber($array_array_number)
@@ -215,7 +229,9 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -225,7 +241,9 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -235,8 +253,10 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -250,7 +270,9 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -260,15 +282,19 @@ class ArrayOfArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayOfNumberOnly.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * ArrayOfNumberOnly Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'ArrayOfNumberOnly';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -59,6 +61,7 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -86,7 +89,9 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -95,6 +100,7 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -103,6 +109,7 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -110,7 +117,8 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -155,13 +163,16 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -175,13 +186,13 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -195,6 +206,7 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Gets array_number
+     *
      * @return float[]
      */
     public function getArrayNumber()
@@ -204,7 +216,9 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Sets array_number
+     *
      * @param float[] $array_number
+     *
      * @return $this
      */
     public function setArrayNumber($array_number)
@@ -215,7 +229,9 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -225,7 +241,9 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -235,8 +253,10 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -250,7 +270,9 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -260,15 +282,19 @@ class ArrayOfNumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/ArrayTest.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * ArrayTest Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class ArrayTest implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'ArrayTest';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -61,6 +63,7 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -90,7 +93,9 @@ class ArrayTest implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -101,6 +106,7 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -111,6 +117,7 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -120,7 +127,8 @@ class ArrayTest implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -165,13 +173,16 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -187,13 +198,13 @@ class ArrayTest implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -207,6 +218,7 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets array_of_string
+     *
      * @return string[]
      */
     public function getArrayOfString()
@@ -216,7 +228,9 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets array_of_string
+     *
      * @param string[] $array_of_string
+     *
      * @return $this
      */
     public function setArrayOfString($array_of_string)
@@ -228,6 +242,7 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets array_array_of_integer
+     *
      * @return int[][]
      */
     public function getArrayArrayOfInteger()
@@ -237,7 +252,9 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets array_array_of_integer
+     *
      * @param int[][] $array_array_of_integer
+     *
      * @return $this
      */
     public function setArrayArrayOfInteger($array_array_of_integer)
@@ -249,6 +266,7 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets array_array_of_model
+     *
      * @return \Swagger\Client\Model\ReadOnlyFirst[][]
      */
     public function getArrayArrayOfModel()
@@ -258,7 +276,9 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets array_array_of_model
+     *
      * @param \Swagger\Client\Model\ReadOnlyFirst[][] $array_array_of_model
+     *
      * @return $this
      */
     public function setArrayArrayOfModel($array_array_of_model)
@@ -269,7 +289,9 @@ class ArrayTest implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -279,7 +301,9 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -289,8 +313,10 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -304,7 +330,9 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -314,15 +342,19 @@ class ArrayTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/Capitalization.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * Capitalization Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class Capitalization implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'Capitalization';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -64,6 +66,7 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -96,7 +99,9 @@ class Capitalization implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -110,6 +115,7 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -123,6 +129,7 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -135,7 +142,8 @@ class Capitalization implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -180,13 +188,16 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -205,13 +216,13 @@ class Capitalization implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -225,6 +236,7 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Gets small_camel
+     *
      * @return string
      */
     public function getSmallCamel()
@@ -234,7 +246,9 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Sets small_camel
+     *
      * @param string $small_camel
+     *
      * @return $this
      */
     public function setSmallCamel($small_camel)
@@ -246,6 +260,7 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Gets capital_camel
+     *
      * @return string
      */
     public function getCapitalCamel()
@@ -255,7 +270,9 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Sets capital_camel
+     *
      * @param string $capital_camel
+     *
      * @return $this
      */
     public function setCapitalCamel($capital_camel)
@@ -267,6 +284,7 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Gets small_snake
+     *
      * @return string
      */
     public function getSmallSnake()
@@ -276,7 +294,9 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Sets small_snake
+     *
      * @param string $small_snake
+     *
      * @return $this
      */
     public function setSmallSnake($small_snake)
@@ -288,6 +308,7 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Gets capital_snake
+     *
      * @return string
      */
     public function getCapitalSnake()
@@ -297,7 +318,9 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Sets capital_snake
+     *
      * @param string $capital_snake
+     *
      * @return $this
      */
     public function setCapitalSnake($capital_snake)
@@ -309,6 +332,7 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Gets sca_eth_flow_points
+     *
      * @return string
      */
     public function getScaEthFlowPoints()
@@ -318,7 +342,9 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Sets sca_eth_flow_points
+     *
      * @param string $sca_eth_flow_points
+     *
      * @return $this
      */
     public function setScaEthFlowPoints($sca_eth_flow_points)
@@ -330,6 +356,7 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Gets att_name
+     *
      * @return string
      */
     public function getAttName()
@@ -339,7 +366,9 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Sets att_name
+     *
      * @param string $att_name Name of the pet
+     *
      * @return $this
      */
     public function setAttName($att_name)
@@ -350,7 +379,9 @@ class Capitalization implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -360,7 +391,9 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -370,8 +403,10 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -385,7 +420,9 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -395,15 +432,19 @@ class Capitalization implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/Cat.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -28,29 +27,30 @@
  */
 
 namespace Swagger\Client\Model;
-
-use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * Cat Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
-class Cat extends Animal implements ModelInterface, ArrayAccess
+class Cat extends Animal 
 {
     const DISCRIMINATOR = null;
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'Cat';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -59,6 +59,7 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -86,7 +87,9 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -95,6 +98,7 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -103,6 +107,7 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -110,7 +115,8 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -153,15 +159,12 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
 
     
 
-    /**
-     * Associative array for storing property values
-     * @var mixed[]
-     */
-    protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -177,13 +180,13 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = parent::listInvalidProperties();
+        $invalidProperties = parent::listInvalidProperties();
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -200,6 +203,7 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Gets declawed
+     *
      * @return bool
      */
     public function getDeclawed()
@@ -209,7 +213,9 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Sets declawed
+     *
      * @param bool $declawed
+     *
      * @return $this
      */
     public function setDeclawed($declawed)
@@ -220,7 +226,9 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -230,7 +238,9 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -240,8 +250,10 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -255,7 +267,9 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -265,15 +279,19 @@ class Cat extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/Category.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * Category Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class Category implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class Category implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'Category';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -60,6 +62,7 @@ class Category implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -88,7 +91,9 @@ class Category implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -98,6 +103,7 @@ class Category implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -107,6 +113,7 @@ class Category implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -115,7 +122,8 @@ class Category implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -160,13 +168,16 @@ class Category implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -181,13 +192,13 @@ class Category implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -201,6 +212,7 @@ class Category implements ModelInterface, ArrayAccess
 
     /**
      * Gets id
+     *
      * @return int
      */
     public function getId()
@@ -210,7 +222,9 @@ class Category implements ModelInterface, ArrayAccess
 
     /**
      * Sets id
+     *
      * @param int $id
+     *
      * @return $this
      */
     public function setId($id)
@@ -222,6 +236,7 @@ class Category implements ModelInterface, ArrayAccess
 
     /**
      * Gets name
+     *
      * @return string
      */
     public function getName()
@@ -231,7 +246,9 @@ class Category implements ModelInterface, ArrayAccess
 
     /**
      * Sets name
+     *
      * @param string $name
+     *
      * @return $this
      */
     public function setName($name)
@@ -242,7 +259,9 @@ class Category implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -252,7 +271,9 @@ class Category implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -262,8 +283,10 @@ class Category implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -277,7 +300,9 @@ class Category implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -287,15 +312,19 @@ class Category implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/ClassModel.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,15 +29,16 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * ClassModel Class Doc Comment
  *
- * @category    Class
+ * @category Class
  * @description Model for testing model with \"_class\" property
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class ClassModel implements ModelInterface, ArrayAccess
 {
@@ -46,12 +46,14 @@ class ClassModel implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'ClassModel';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -60,6 +62,7 @@ class ClassModel implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -87,7 +90,9 @@ class ClassModel implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -96,6 +101,7 @@ class ClassModel implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -104,6 +110,7 @@ class ClassModel implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -111,7 +118,8 @@ class ClassModel implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -156,13 +164,16 @@ class ClassModel implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -176,13 +187,13 @@ class ClassModel implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -196,6 +207,7 @@ class ClassModel implements ModelInterface, ArrayAccess
 
     /**
      * Gets _class
+     *
      * @return string
      */
     public function getClass()
@@ -205,7 +217,9 @@ class ClassModel implements ModelInterface, ArrayAccess
 
     /**
      * Sets _class
+     *
      * @param string $_class
+     *
      * @return $this
      */
     public function setClass($_class)
@@ -216,7 +230,9 @@ class ClassModel implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -226,7 +242,9 @@ class ClassModel implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -236,8 +254,10 @@ class ClassModel implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -251,7 +271,9 @@ class ClassModel implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -261,15 +283,19 @@ class ClassModel implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/Client.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * Client Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class Client implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class Client implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'Client';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -59,6 +61,7 @@ class Client implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -86,7 +89,9 @@ class Client implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -95,6 +100,7 @@ class Client implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -103,6 +109,7 @@ class Client implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -110,7 +117,8 @@ class Client implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -155,13 +163,16 @@ class Client implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -175,13 +186,13 @@ class Client implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -195,6 +206,7 @@ class Client implements ModelInterface, ArrayAccess
 
     /**
      * Gets client
+     *
      * @return string
      */
     public function getClient()
@@ -204,7 +216,9 @@ class Client implements ModelInterface, ArrayAccess
 
     /**
      * Sets client
+     *
      * @param string $client
+     *
      * @return $this
      */
     public function setClient($client)
@@ -215,7 +229,9 @@ class Client implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -225,7 +241,9 @@ class Client implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -235,8 +253,10 @@ class Client implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -250,7 +270,9 @@ class Client implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -260,15 +282,19 @@ class Client implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/Dog.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -28,29 +27,30 @@
  */
 
 namespace Swagger\Client\Model;
-
-use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * Dog Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
-class Dog extends Animal implements ModelInterface, ArrayAccess
+class Dog extends Animal 
 {
     const DISCRIMINATOR = null;
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'Dog';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -59,6 +59,7 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -86,7 +87,9 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -95,6 +98,7 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -103,6 +107,7 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -110,7 +115,8 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -153,15 +159,12 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
 
     
 
-    /**
-     * Associative array for storing property values
-     * @var mixed[]
-     */
-    protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -177,13 +180,13 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = parent::listInvalidProperties();
+        $invalidProperties = parent::listInvalidProperties();
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -200,6 +203,7 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Gets breed
+     *
      * @return string
      */
     public function getBreed()
@@ -209,7 +213,9 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Sets breed
+     *
      * @param string $breed
+     *
      * @return $this
      */
     public function setBreed($breed)
@@ -220,7 +226,9 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -230,7 +238,9 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -240,8 +250,10 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -255,7 +267,9 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -265,15 +279,19 @@ class Dog extends Animal implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/EnumArrays.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * EnumArrays Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class EnumArrays implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class EnumArrays implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'EnumArrays';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -60,6 +62,7 @@ class EnumArrays implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -88,7 +91,9 @@ class EnumArrays implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -98,6 +103,7 @@ class EnumArrays implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -107,6 +113,7 @@ class EnumArrays implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -115,7 +122,8 @@ class EnumArrays implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -163,6 +171,7 @@ class EnumArrays implements ModelInterface, ArrayAccess
     
     /**
      * Gets allowable values of the enum
+     *
      * @return string[]
      */
     public function getJustSymbolAllowableValues()
@@ -175,6 +184,7 @@ class EnumArrays implements ModelInterface, ArrayAccess
     
     /**
      * Gets allowable values of the enum
+     *
      * @return string[]
      */
     public function getArrayEnumAllowableValues()
@@ -188,13 +198,16 @@ class EnumArrays implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -209,21 +222,21 @@ class EnumArrays implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        $allowed_values = $this->getJustSymbolAllowableValues();
-        if (!in_array($this->container['just_symbol'], $allowed_values)) {
-            $invalid_properties[] = sprintf(
+        $allowedValues = $this->getJustSymbolAllowableValues();
+        if (!in_array($this->container['just_symbol'], $allowedValues)) {
+            $invalidProperties[] = sprintf(
                 "invalid value for 'just_symbol', must be one of '%s'",
-                implode("', '", $allowed_values)
+                implode("', '", $allowedValues)
             );
         }
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -231,8 +244,8 @@ class EnumArrays implements ModelInterface, ArrayAccess
     public function valid()
     {
 
-        $allowed_values = $this->getJustSymbolAllowableValues();
-        if (!in_array($this->container['just_symbol'], $allowed_values)) {
+        $allowedValues = $this->getJustSymbolAllowableValues();
+        if (!in_array($this->container['just_symbol'], $allowedValues)) {
             return false;
         }
         return true;
@@ -241,6 +254,7 @@ class EnumArrays implements ModelInterface, ArrayAccess
 
     /**
      * Gets just_symbol
+     *
      * @return string
      */
     public function getJustSymbol()
@@ -250,17 +264,19 @@ class EnumArrays implements ModelInterface, ArrayAccess
 
     /**
      * Sets just_symbol
+     *
      * @param string $just_symbol
+     *
      * @return $this
      */
     public function setJustSymbol($just_symbol)
     {
-        $allowed_values = $this->getJustSymbolAllowableValues();
-        if (!is_null($just_symbol) && !in_array($just_symbol, $allowed_values)) {
+        $allowedValues = $this->getJustSymbolAllowableValues();
+        if (!is_null($just_symbol) && !in_array($just_symbol, $allowedValues)) {
             throw new \InvalidArgumentException(
                 sprintf(
                     "Invalid value for 'just_symbol', must be one of '%s'",
-                    implode("', '", $allowed_values)
+                    implode("', '", $allowedValues)
                 )
             );
         }
@@ -271,6 +287,7 @@ class EnumArrays implements ModelInterface, ArrayAccess
 
     /**
      * Gets array_enum
+     *
      * @return string[]
      */
     public function getArrayEnum()
@@ -280,17 +297,19 @@ class EnumArrays implements ModelInterface, ArrayAccess
 
     /**
      * Sets array_enum
+     *
      * @param string[] $array_enum
+     *
      * @return $this
      */
     public function setArrayEnum($array_enum)
     {
-        $allowed_values = $this->getArrayEnumAllowableValues();
-        if (!is_null($array_enum) && array_diff($array_enum, $allowed_values)) {
+        $allowedValues = $this->getArrayEnumAllowableValues();
+        if (!is_null($array_enum) && array_diff($array_enum, $allowedValues)) {
             throw new \InvalidArgumentException(
                 sprintf(
                     "Invalid value for 'array_enum', must be one of '%s'",
-                    implode("', '", $allowed_values)
+                    implode("', '", $allowedValues)
                 )
             );
         }
@@ -300,7 +319,9 @@ class EnumArrays implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -310,7 +331,9 @@ class EnumArrays implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -320,8 +343,10 @@ class EnumArrays implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -335,7 +360,9 @@ class EnumArrays implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -345,15 +372,19 @@ class EnumArrays implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/EnumClass.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -28,14 +27,15 @@
  */
 
 namespace Swagger\Client\Model;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * EnumClass Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class EnumClass
 {

samples/client/petstore/php/SwaggerClient-php/lib/Model/EnumTest.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * EnumTest Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class EnumTest implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'Enum_Test';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -62,6 +64,7 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -92,7 +95,9 @@ class EnumTest implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -104,6 +109,7 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -115,6 +121,7 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -125,7 +132,8 @@ class EnumTest implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -176,6 +184,7 @@ class EnumTest implements ModelInterface, ArrayAccess
     
     /**
      * Gets allowable values of the enum
+     *
      * @return string[]
      */
     public function getEnumStringAllowableValues()
@@ -189,6 +198,7 @@ class EnumTest implements ModelInterface, ArrayAccess
     
     /**
      * Gets allowable values of the enum
+     *
      * @return string[]
      */
     public function getEnumIntegerAllowableValues()
@@ -201,6 +211,7 @@ class EnumTest implements ModelInterface, ArrayAccess
     
     /**
      * Gets allowable values of the enum
+     *
      * @return string[]
      */
     public function getEnumNumberAllowableValues()
@@ -214,13 +225,16 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -237,37 +251,37 @@ class EnumTest implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        $allowed_values = $this->getEnumStringAllowableValues();
-        if (!in_array($this->container['enum_string'], $allowed_values)) {
-            $invalid_properties[] = sprintf(
+        $allowedValues = $this->getEnumStringAllowableValues();
+        if (!in_array($this->container['enum_string'], $allowedValues)) {
+            $invalidProperties[] = sprintf(
                 "invalid value for 'enum_string', must be one of '%s'",
-                implode("', '", $allowed_values)
+                implode("', '", $allowedValues)
             );
         }
 
-        $allowed_values = $this->getEnumIntegerAllowableValues();
-        if (!in_array($this->container['enum_integer'], $allowed_values)) {
-            $invalid_properties[] = sprintf(
+        $allowedValues = $this->getEnumIntegerAllowableValues();
+        if (!in_array($this->container['enum_integer'], $allowedValues)) {
+            $invalidProperties[] = sprintf(
                 "invalid value for 'enum_integer', must be one of '%s'",
-                implode("', '", $allowed_values)
+                implode("', '", $allowedValues)
             );
         }
 
-        $allowed_values = $this->getEnumNumberAllowableValues();
-        if (!in_array($this->container['enum_number'], $allowed_values)) {
-            $invalid_properties[] = sprintf(
+        $allowedValues = $this->getEnumNumberAllowableValues();
+        if (!in_array($this->container['enum_number'], $allowedValues)) {
+            $invalidProperties[] = sprintf(
                 "invalid value for 'enum_number', must be one of '%s'",
-                implode("', '", $allowed_values)
+                implode("', '", $allowedValues)
             );
         }
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -275,16 +289,16 @@ class EnumTest implements ModelInterface, ArrayAccess
     public function valid()
     {
 
-        $allowed_values = $this->getEnumStringAllowableValues();
-        if (!in_array($this->container['enum_string'], $allowed_values)) {
+        $allowedValues = $this->getEnumStringAllowableValues();
+        if (!in_array($this->container['enum_string'], $allowedValues)) {
             return false;
         }
-        $allowed_values = $this->getEnumIntegerAllowableValues();
-        if (!in_array($this->container['enum_integer'], $allowed_values)) {
+        $allowedValues = $this->getEnumIntegerAllowableValues();
+        if (!in_array($this->container['enum_integer'], $allowedValues)) {
             return false;
         }
-        $allowed_values = $this->getEnumNumberAllowableValues();
-        if (!in_array($this->container['enum_number'], $allowed_values)) {
+        $allowedValues = $this->getEnumNumberAllowableValues();
+        if (!in_array($this->container['enum_number'], $allowedValues)) {
             return false;
         }
         return true;
@@ -293,6 +307,7 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets enum_string
+     *
      * @return string
      */
     public function getEnumString()
@@ -302,17 +317,19 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets enum_string
+     *
      * @param string $enum_string
+     *
      * @return $this
      */
     public function setEnumString($enum_string)
     {
-        $allowed_values = $this->getEnumStringAllowableValues();
-        if (!is_null($enum_string) && !in_array($enum_string, $allowed_values)) {
+        $allowedValues = $this->getEnumStringAllowableValues();
+        if (!is_null($enum_string) && !in_array($enum_string, $allowedValues)) {
             throw new \InvalidArgumentException(
                 sprintf(
                     "Invalid value for 'enum_string', must be one of '%s'",
-                    implode("', '", $allowed_values)
+                    implode("', '", $allowedValues)
                 )
             );
         }
@@ -323,6 +340,7 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets enum_integer
+     *
      * @return int
      */
     public function getEnumInteger()
@@ -332,17 +350,19 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets enum_integer
+     *
      * @param int $enum_integer
+     *
      * @return $this
      */
     public function setEnumInteger($enum_integer)
     {
-        $allowed_values = $this->getEnumIntegerAllowableValues();
-        if (!is_null($enum_integer) && !in_array($enum_integer, $allowed_values)) {
+        $allowedValues = $this->getEnumIntegerAllowableValues();
+        if (!is_null($enum_integer) && !in_array($enum_integer, $allowedValues)) {
             throw new \InvalidArgumentException(
                 sprintf(
                     "Invalid value for 'enum_integer', must be one of '%s'",
-                    implode("', '", $allowed_values)
+                    implode("', '", $allowedValues)
                 )
             );
         }
@@ -353,6 +373,7 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets enum_number
+     *
      * @return double
      */
     public function getEnumNumber()
@@ -362,17 +383,19 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets enum_number
+     *
      * @param double $enum_number
+     *
      * @return $this
      */
     public function setEnumNumber($enum_number)
     {
-        $allowed_values = $this->getEnumNumberAllowableValues();
-        if (!is_null($enum_number) && !in_array($enum_number, $allowed_values)) {
+        $allowedValues = $this->getEnumNumberAllowableValues();
+        if (!is_null($enum_number) && !in_array($enum_number, $allowedValues)) {
             throw new \InvalidArgumentException(
                 sprintf(
                     "Invalid value for 'enum_number', must be one of '%s'",
-                    implode("', '", $allowed_values)
+                    implode("', '", $allowedValues)
                 )
             );
         }
@@ -383,6 +406,7 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets outer_enum
+     *
      * @return \Swagger\Client\Model\OuterEnum
      */
     public function getOuterEnum()
@@ -392,7 +416,9 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets outer_enum
+     *
      * @param \Swagger\Client\Model\OuterEnum $outer_enum
+     *
      * @return $this
      */
     public function setOuterEnum($outer_enum)
@@ -403,7 +429,9 @@ class EnumTest implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -413,7 +441,9 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -423,8 +453,10 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -438,7 +470,9 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -448,15 +482,19 @@ class EnumTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/FormatTest.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * FormatTest Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class FormatTest implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'format_test';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -71,6 +73,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -110,7 +113,9 @@ class FormatTest implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -131,6 +136,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -151,6 +157,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -170,7 +177,8 @@ class FormatTest implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -215,13 +223,16 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -247,81 +258,77 @@ class FormatTest implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
         if (!is_null($this->container['integer']) && ($this->container['integer'] > 100)) {
-            $invalid_properties[] = "invalid value for 'integer', must be smaller than or equal to 100.";
+            $invalidProperties[] = "invalid value for 'integer', must be smaller than or equal to 100.";
         }
 
         if (!is_null($this->container['integer']) && ($this->container['integer'] < 10)) {
-            $invalid_properties[] = "invalid value for 'integer', must be bigger than or equal to 10.";
+            $invalidProperties[] = "invalid value for 'integer', must be bigger than or equal to 10.";
         }
 
         if (!is_null($this->container['int32']) && ($this->container['int32'] > 200)) {
-            $invalid_properties[] = "invalid value for 'int32', must be smaller than or equal to 200.";
+            $invalidProperties[] = "invalid value for 'int32', must be smaller than or equal to 200.";
         }
 
         if (!is_null($this->container['int32']) && ($this->container['int32'] < 20)) {
-            $invalid_properties[] = "invalid value for 'int32', must be bigger than or equal to 20.";
+            $invalidProperties[] = "invalid value for 'int32', must be bigger than or equal to 20.";
         }
 
         if ($this->container['number'] === null) {
-            $invalid_properties[] = "'number' can't be null";
+            $invalidProperties[] = "'number' can't be null";
         }
         if (($this->container['number'] > 543.2)) {
-            $invalid_properties[] = "invalid value for 'number', must be smaller than or equal to 543.2.";
+            $invalidProperties[] = "invalid value for 'number', must be smaller than or equal to 543.2.";
         }
 
         if (($this->container['number'] < 32.1)) {
-            $invalid_properties[] = "invalid value for 'number', must be bigger than or equal to 32.1.";
+            $invalidProperties[] = "invalid value for 'number', must be bigger than or equal to 32.1.";
         }
 
         if (!is_null($this->container['float']) && ($this->container['float'] > 987.6)) {
-            $invalid_properties[] = "invalid value for 'float', must be smaller than or equal to 987.6.";
+            $invalidProperties[] = "invalid value for 'float', must be smaller than or equal to 987.6.";
         }
 
         if (!is_null($this->container['float']) && ($this->container['float'] < 54.3)) {
-            $invalid_properties[] = "invalid value for 'float', must be bigger than or equal to 54.3.";
+            $invalidProperties[] = "invalid value for 'float', must be bigger than or equal to 54.3.";
         }
 
         if (!is_null($this->container['double']) && ($this->container['double'] > 123.4)) {
-            $invalid_properties[] = "invalid value for 'double', must be smaller than or equal to 123.4.";
+            $invalidProperties[] = "invalid value for 'double', must be smaller than or equal to 123.4.";
         }
 
         if (!is_null($this->container['double']) && ($this->container['double'] < 67.8)) {
-            $invalid_properties[] = "invalid value for 'double', must be bigger than or equal to 67.8.";
+            $invalidProperties[] = "invalid value for 'double', must be bigger than or equal to 67.8.";
         }
 
         if (!is_null($this->container['string']) && !preg_match("/[a-z]/i", $this->container['string'])) {
-            $invalid_properties[] = "invalid value for 'string', must be conform to the pattern /[a-z]/i.";
+            $invalidProperties[] = "invalid value for 'string', must be conform to the pattern /[a-z]/i.";
         }
 
         if ($this->container['byte'] === null) {
-            $invalid_properties[] = "'byte' can't be null";
+            $invalidProperties[] = "'byte' can't be null";
         }
-        if (!preg_match("/^(?:[A-Za-z0-9+\/]{4})*(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?$/", $this->container['byte'])) {
-            $invalid_properties[] = "invalid value for 'byte', must be conform to the pattern /^(?:[A-Za-z0-9+\/]{4})*(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?$/.";
-        }
-
         if ($this->container['date'] === null) {
-            $invalid_properties[] = "'date' can't be null";
+            $invalidProperties[] = "'date' can't be null";
         }
         if ($this->container['password'] === null) {
-            $invalid_properties[] = "'password' can't be null";
+            $invalidProperties[] = "'password' can't be null";
         }
         if ((strlen($this->container['password']) > 64)) {
-            $invalid_properties[] = "invalid value for 'password', the character length must be smaller than or equal to 64.";
+            $invalidProperties[] = "invalid value for 'password', the character length must be smaller than or equal to 64.";
         }
 
         if ((strlen($this->container['password']) < 10)) {
-            $invalid_properties[] = "invalid value for 'password', the character length must be bigger than or equal to 10.";
+            $invalidProperties[] = "invalid value for 'password', the character length must be bigger than or equal to 10.";
         }
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -368,9 +375,6 @@ class FormatTest implements ModelInterface, ArrayAccess
         if ($this->container['byte'] === null) {
             return false;
         }
-        if (!preg_match("/^(?:[A-Za-z0-9+\/]{4})*(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?$/", $this->container['byte'])) {
-            return false;
-        }
         if ($this->container['date'] === null) {
             return false;
         }
@@ -389,6 +393,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets integer
+     *
      * @return int
      */
     public function getInteger()
@@ -398,7 +403,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets integer
+     *
      * @param int $integer
+     *
      * @return $this
      */
     public function setInteger($integer)
@@ -418,6 +425,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets int32
+     *
      * @return int
      */
     public function getInt32()
@@ -427,7 +435,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets int32
+     *
      * @param int $int32
+     *
      * @return $this
      */
     public function setInt32($int32)
@@ -447,6 +457,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets int64
+     *
      * @return int
      */
     public function getInt64()
@@ -456,7 +467,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets int64
+     *
      * @param int $int64
+     *
      * @return $this
      */
     public function setInt64($int64)
@@ -468,6 +481,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets number
+     *
      * @return float
      */
     public function getNumber()
@@ -477,7 +491,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets number
+     *
      * @param float $number
+     *
      * @return $this
      */
     public function setNumber($number)
@@ -497,6 +513,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets float
+     *
      * @return float
      */
     public function getFloat()
@@ -506,7 +523,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets float
+     *
      * @param float $float
+     *
      * @return $this
      */
     public function setFloat($float)
@@ -526,6 +545,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets double
+     *
      * @return double
      */
     public function getDouble()
@@ -535,7 +555,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets double
+     *
      * @param double $double
+     *
      * @return $this
      */
     public function setDouble($double)
@@ -555,6 +577,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets string
+     *
      * @return string
      */
     public function getString()
@@ -564,7 +587,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets string
+     *
      * @param string $string
+     *
      * @return $this
      */
     public function setString($string)
@@ -581,6 +606,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets byte
+     *
      * @return string
      */
     public function getByte()
@@ -590,16 +616,13 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets byte
+     *
      * @param string $byte
+     *
      * @return $this
      */
     public function setByte($byte)
     {
-
-        if ((!preg_match("/^(?:[A-Za-z0-9+\/]{4})*(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?$/", $byte))) {
-            throw new \InvalidArgumentException("invalid value for $byte when calling FormatTest., must conform to the pattern /^(?:[A-Za-z0-9+\/]{4})*(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?$/.");
-        }
-
         $this->container['byte'] = $byte;
 
         return $this;
@@ -607,6 +630,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets binary
+     *
      * @return string
      */
     public function getBinary()
@@ -616,7 +640,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets binary
+     *
      * @param string $binary
+     *
      * @return $this
      */
     public function setBinary($binary)
@@ -628,6 +654,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets date
+     *
      * @return \DateTime
      */
     public function getDate()
@@ -637,7 +664,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets date
+     *
      * @param \DateTime $date
+     *
      * @return $this
      */
     public function setDate($date)
@@ -649,6 +678,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets date_time
+     *
      * @return \DateTime
      */
     public function getDateTime()
@@ -658,7 +688,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets date_time
+     *
      * @param \DateTime $date_time
+     *
      * @return $this
      */
     public function setDateTime($date_time)
@@ -670,6 +702,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets uuid
+     *
      * @return string
      */
     public function getUuid()
@@ -679,7 +712,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets uuid
+     *
      * @param string $uuid
+     *
      * @return $this
      */
     public function setUuid($uuid)
@@ -691,6 +726,7 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets password
+     *
      * @return string
      */
     public function getPassword()
@@ -700,7 +736,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets password
+     *
      * @param string $password
+     *
      * @return $this
      */
     public function setPassword($password)
@@ -718,7 +756,9 @@ class FormatTest implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -728,7 +768,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -738,8 +780,10 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -753,7 +797,9 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -763,15 +809,19 @@ class FormatTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/HasOnlyReadOnly.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * HasOnlyReadOnly Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'hasOnlyReadOnly';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -60,6 +62,7 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -88,7 +91,9 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -98,6 +103,7 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -107,6 +113,7 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -115,7 +122,8 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -160,13 +168,16 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -181,13 +192,13 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -201,6 +212,7 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 
     /**
      * Gets bar
+     *
      * @return string
      */
     public function getBar()
@@ -210,7 +222,9 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 
     /**
      * Sets bar
+     *
      * @param string $bar
+     *
      * @return $this
      */
     public function setBar($bar)
@@ -222,6 +236,7 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 
     /**
      * Gets foo
+     *
      * @return string
      */
     public function getFoo()
@@ -231,7 +246,9 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 
     /**
      * Sets foo
+     *
      * @param string $foo
+     *
      * @return $this
      */
     public function setFoo($foo)
@@ -242,7 +259,9 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -252,7 +271,9 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -262,8 +283,10 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -277,7 +300,9 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -287,15 +312,19 @@ class HasOnlyReadOnly implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/MapTest.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * MapTest Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class MapTest implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class MapTest implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'MapTest';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -60,6 +62,7 @@ class MapTest implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -88,7 +91,9 @@ class MapTest implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -98,6 +103,7 @@ class MapTest implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -107,6 +113,7 @@ class MapTest implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -115,7 +122,8 @@ class MapTest implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -161,6 +169,7 @@ class MapTest implements ModelInterface, ArrayAccess
     
     /**
      * Gets allowable values of the enum
+     *
      * @return string[]
      */
     public function getMapOfEnumStringAllowableValues()
@@ -174,13 +183,16 @@ class MapTest implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -195,13 +207,13 @@ class MapTest implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -215,6 +227,7 @@ class MapTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets map_map_of_string
+     *
      * @return map[string,map[string,string]]
      */
     public function getMapMapOfString()
@@ -224,7 +237,9 @@ class MapTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets map_map_of_string
+     *
      * @param map[string,map[string,string]] $map_map_of_string
+     *
      * @return $this
      */
     public function setMapMapOfString($map_map_of_string)
@@ -236,6 +251,7 @@ class MapTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets map_of_enum_string
+     *
      * @return map[string,string]
      */
     public function getMapOfEnumString()
@@ -245,17 +261,19 @@ class MapTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets map_of_enum_string
+     *
      * @param map[string,string] $map_of_enum_string
+     *
      * @return $this
      */
     public function setMapOfEnumString($map_of_enum_string)
     {
-        $allowed_values = $this->getMapOfEnumStringAllowableValues();
-        if (!is_null($map_of_enum_string) && array_diff($map_of_enum_string, $allowed_values)) {
+        $allowedValues = $this->getMapOfEnumStringAllowableValues();
+        if (!is_null($map_of_enum_string) && array_diff($map_of_enum_string, $allowedValues)) {
             throw new \InvalidArgumentException(
                 sprintf(
                     "Invalid value for 'map_of_enum_string', must be one of '%s'",
-                    implode("', '", $allowed_values)
+                    implode("', '", $allowedValues)
                 )
             );
         }
@@ -265,7 +283,9 @@ class MapTest implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -275,7 +295,9 @@ class MapTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -285,8 +307,10 @@ class MapTest implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -300,7 +324,9 @@ class MapTest implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -310,15 +336,19 @@ class MapTest implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/MixedPropertiesAndAdditionalPropertiesClass.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * MixedPropertiesAndAdditionalPropertiesClass Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'MixedPropertiesAndAdditionalPropertiesClass';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -61,6 +63,7 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -90,7 +93,9 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -101,6 +106,7 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -111,6 +117,7 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -120,7 +127,8 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -165,13 +173,16 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -187,13 +198,13 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -207,6 +218,7 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
      * Gets uuid
+     *
      * @return string
      */
     public function getUuid()
@@ -216,7 +228,9 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
      * Sets uuid
+     *
      * @param string $uuid
+     *
      * @return $this
      */
     public function setUuid($uuid)
@@ -228,6 +242,7 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
      * Gets date_time
+     *
      * @return \DateTime
      */
     public function getDateTime()
@@ -237,7 +252,9 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
      * Sets date_time
+     *
      * @param \DateTime $date_time
+     *
      * @return $this
      */
     public function setDateTime($date_time)
@@ -249,6 +266,7 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
      * Gets map
+     *
      * @return map[string,\Swagger\Client\Model\Animal]
      */
     public function getMap()
@@ -258,7 +276,9 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
      * Sets map
+     *
      * @param map[string,\Swagger\Client\Model\Animal] $map
+     *
      * @return $this
      */
     public function setMap($map)
@@ -269,7 +289,9 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -279,7 +301,9 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -289,8 +313,10 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -304,7 +330,9 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -314,15 +342,19 @@ class MixedPropertiesAndAdditionalPropertiesClass implements ModelInterface, Arr
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/Model200Response.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,15 +29,16 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * Model200Response Class Doc Comment
  *
- * @category    Class
+ * @category Class
  * @description Model for testing model name starting with number
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class Model200Response implements ModelInterface, ArrayAccess
 {
@@ -46,12 +46,14 @@ class Model200Response implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = '200_response';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -61,6 +63,7 @@ class Model200Response implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -89,7 +92,9 @@ class Model200Response implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -99,6 +104,7 @@ class Model200Response implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -108,6 +114,7 @@ class Model200Response implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -116,7 +123,8 @@ class Model200Response implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -161,13 +169,16 @@ class Model200Response implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -182,13 +193,13 @@ class Model200Response implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -202,6 +213,7 @@ class Model200Response implements ModelInterface, ArrayAccess
 
     /**
      * Gets name
+     *
      * @return int
      */
     public function getName()
@@ -211,7 +223,9 @@ class Model200Response implements ModelInterface, ArrayAccess
 
     /**
      * Sets name
+     *
      * @param int $name
+     *
      * @return $this
      */
     public function setName($name)
@@ -223,6 +237,7 @@ class Model200Response implements ModelInterface, ArrayAccess
 
     /**
      * Gets class
+     *
      * @return string
      */
     public function getClass()
@@ -232,7 +247,9 @@ class Model200Response implements ModelInterface, ArrayAccess
 
     /**
      * Sets class
+     *
      * @param string $class
+     *
      * @return $this
      */
     public function setClass($class)
@@ -243,7 +260,9 @@ class Model200Response implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -253,7 +272,9 @@ class Model200Response implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -263,8 +284,10 @@ class Model200Response implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -278,7 +301,9 @@ class Model200Response implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -288,15 +313,19 @@ class Model200Response implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/ModelList.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * ModelList Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class ModelList implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class ModelList implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'List';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -59,6 +61,7 @@ class ModelList implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -86,7 +89,9 @@ class ModelList implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -95,6 +100,7 @@ class ModelList implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -103,6 +109,7 @@ class ModelList implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -110,7 +117,8 @@ class ModelList implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -155,13 +163,16 @@ class ModelList implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -175,13 +186,13 @@ class ModelList implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -195,6 +206,7 @@ class ModelList implements ModelInterface, ArrayAccess
 
     /**
      * Gets _123_list
+     *
      * @return string
      */
     public function get123List()
@@ -204,7 +216,9 @@ class ModelList implements ModelInterface, ArrayAccess
 
     /**
      * Sets _123_list
+     *
      * @param string $_123_list
+     *
      * @return $this
      */
     public function set123List($_123_list)
@@ -215,7 +229,9 @@ class ModelList implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -225,7 +241,9 @@ class ModelList implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -235,8 +253,10 @@ class ModelList implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -250,7 +270,9 @@ class ModelList implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -260,15 +282,19 @@ class ModelList implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/ModelReturn.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,15 +29,16 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * ModelReturn Class Doc Comment
  *
- * @category    Class
+ * @category Class
  * @description Model for testing reserved words
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class ModelReturn implements ModelInterface, ArrayAccess
 {
@@ -46,12 +46,14 @@ class ModelReturn implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'Return';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -60,6 +62,7 @@ class ModelReturn implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -87,7 +90,9 @@ class ModelReturn implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -96,6 +101,7 @@ class ModelReturn implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -104,6 +110,7 @@ class ModelReturn implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -111,7 +118,8 @@ class ModelReturn implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -156,13 +164,16 @@ class ModelReturn implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -176,13 +187,13 @@ class ModelReturn implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -196,6 +207,7 @@ class ModelReturn implements ModelInterface, ArrayAccess
 
     /**
      * Gets return
+     *
      * @return int
      */
     public function getReturn()
@@ -205,7 +217,9 @@ class ModelReturn implements ModelInterface, ArrayAccess
 
     /**
      * Sets return
+     *
      * @param int $return
+     *
      * @return $this
      */
     public function setReturn($return)
@@ -216,7 +230,9 @@ class ModelReturn implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -226,7 +242,9 @@ class ModelReturn implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -236,8 +254,10 @@ class ModelReturn implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -251,7 +271,9 @@ class ModelReturn implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -261,15 +283,19 @@ class ModelReturn implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/Name.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,15 +29,16 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * Name Class Doc Comment
  *
- * @category    Class
+ * @category Class
  * @description Model for testing model name same as property name
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class Name implements ModelInterface, ArrayAccess
 {
@@ -46,12 +46,14 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'Name';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -63,6 +65,7 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -93,7 +96,9 @@ class Name implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -105,6 +110,7 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -116,6 +122,7 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -126,7 +133,8 @@ class Name implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -171,13 +179,16 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -194,16 +205,16 @@ class Name implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
         if ($this->container['name'] === null) {
-            $invalid_properties[] = "'name' can't be null";
+            $invalidProperties[] = "'name' can't be null";
         }
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -220,6 +231,7 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Gets name
+     *
      * @return int
      */
     public function getName()
@@ -229,7 +241,9 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Sets name
+     *
      * @param int $name
+     *
      * @return $this
      */
     public function setName($name)
@@ -241,6 +255,7 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Gets snake_case
+     *
      * @return int
      */
     public function getSnakeCase()
@@ -250,7 +265,9 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Sets snake_case
+     *
      * @param int $snake_case
+     *
      * @return $this
      */
     public function setSnakeCase($snake_case)
@@ -262,6 +279,7 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Gets property
+     *
      * @return string
      */
     public function getProperty()
@@ -271,7 +289,9 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Sets property
+     *
      * @param string $property
+     *
      * @return $this
      */
     public function setProperty($property)
@@ -283,6 +303,7 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Gets _123_number
+     *
      * @return int
      */
     public function get123Number()
@@ -292,7 +313,9 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Sets _123_number
+     *
      * @param int $_123_number
+     *
      * @return $this
      */
     public function set123Number($_123_number)
@@ -303,7 +326,9 @@ class Name implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -313,7 +338,9 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -323,8 +350,10 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -338,7 +367,9 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -348,15 +379,19 @@ class Name implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/NumberOnly.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * NumberOnly Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class NumberOnly implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class NumberOnly implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'NumberOnly';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -59,6 +61,7 @@ class NumberOnly implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -86,7 +89,9 @@ class NumberOnly implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -95,6 +100,7 @@ class NumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -103,6 +109,7 @@ class NumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -110,7 +117,8 @@ class NumberOnly implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -155,13 +163,16 @@ class NumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -175,13 +186,13 @@ class NumberOnly implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -195,6 +206,7 @@ class NumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Gets just_number
+     *
      * @return float
      */
     public function getJustNumber()
@@ -204,7 +216,9 @@ class NumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Sets just_number
+     *
      * @param float $just_number
+     *
      * @return $this
      */
     public function setJustNumber($just_number)
@@ -215,7 +229,9 @@ class NumberOnly implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -225,7 +241,9 @@ class NumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -235,8 +253,10 @@ class NumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -250,7 +270,9 @@ class NumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -260,15 +282,19 @@ class NumberOnly implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/Order.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * Order Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class Order implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'Order';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -64,6 +66,7 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -96,7 +99,9 @@ class Order implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -110,6 +115,7 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -123,6 +129,7 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -135,7 +142,8 @@ class Order implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -182,6 +190,7 @@ class Order implements ModelInterface, ArrayAccess
     
     /**
      * Gets allowable values of the enum
+     *
      * @return string[]
      */
     public function getStatusAllowableValues()
@@ -196,13 +205,16 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -221,21 +233,21 @@ class Order implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        $allowed_values = $this->getStatusAllowableValues();
-        if (!in_array($this->container['status'], $allowed_values)) {
-            $invalid_properties[] = sprintf(
+        $allowedValues = $this->getStatusAllowableValues();
+        if (!in_array($this->container['status'], $allowedValues)) {
+            $invalidProperties[] = sprintf(
                 "invalid value for 'status', must be one of '%s'",
-                implode("', '", $allowed_values)
+                implode("', '", $allowedValues)
             );
         }
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -243,8 +255,8 @@ class Order implements ModelInterface, ArrayAccess
     public function valid()
     {
 
-        $allowed_values = $this->getStatusAllowableValues();
-        if (!in_array($this->container['status'], $allowed_values)) {
+        $allowedValues = $this->getStatusAllowableValues();
+        if (!in_array($this->container['status'], $allowedValues)) {
             return false;
         }
         return true;
@@ -253,6 +265,7 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Gets id
+     *
      * @return int
      */
     public function getId()
@@ -262,7 +275,9 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Sets id
+     *
      * @param int $id
+     *
      * @return $this
      */
     public function setId($id)
@@ -274,6 +289,7 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Gets pet_id
+     *
      * @return int
      */
     public function getPetId()
@@ -283,7 +299,9 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Sets pet_id
+     *
      * @param int $pet_id
+     *
      * @return $this
      */
     public function setPetId($pet_id)
@@ -295,6 +313,7 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Gets quantity
+     *
      * @return int
      */
     public function getQuantity()
@@ -304,7 +323,9 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Sets quantity
+     *
      * @param int $quantity
+     *
      * @return $this
      */
     public function setQuantity($quantity)
@@ -316,6 +337,7 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Gets ship_date
+     *
      * @return \DateTime
      */
     public function getShipDate()
@@ -325,7 +347,9 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Sets ship_date
+     *
      * @param \DateTime $ship_date
+     *
      * @return $this
      */
     public function setShipDate($ship_date)
@@ -337,6 +361,7 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Gets status
+     *
      * @return string
      */
     public function getStatus()
@@ -346,17 +371,19 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Sets status
+     *
      * @param string $status Order Status
+     *
      * @return $this
      */
     public function setStatus($status)
     {
-        $allowed_values = $this->getStatusAllowableValues();
-        if (!is_null($status) && !in_array($status, $allowed_values)) {
+        $allowedValues = $this->getStatusAllowableValues();
+        if (!is_null($status) && !in_array($status, $allowedValues)) {
             throw new \InvalidArgumentException(
                 sprintf(
                     "Invalid value for 'status', must be one of '%s'",
-                    implode("', '", $allowed_values)
+                    implode("', '", $allowedValues)
                 )
             );
         }
@@ -367,6 +394,7 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Gets complete
+     *
      * @return bool
      */
     public function getComplete()
@@ -376,7 +404,9 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Sets complete
+     *
      * @param bool $complete
+     *
      * @return $this
      */
     public function setComplete($complete)
@@ -387,7 +417,9 @@ class Order implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -397,7 +429,9 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -407,8 +441,10 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -422,7 +458,9 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -432,15 +470,19 @@ class Order implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/OuterBoolean.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * OuterBoolean Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class OuterBoolean implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class OuterBoolean implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'OuterBoolean';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -59,6 +61,7 @@ class OuterBoolean implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -86,7 +89,9 @@ class OuterBoolean implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -95,6 +100,7 @@ class OuterBoolean implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -103,6 +109,7 @@ class OuterBoolean implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -110,7 +117,8 @@ class OuterBoolean implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -155,13 +163,16 @@ class OuterBoolean implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -174,13 +185,13 @@ class OuterBoolean implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -193,7 +204,9 @@ class OuterBoolean implements ModelInterface, ArrayAccess
 
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -203,7 +216,9 @@ class OuterBoolean implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -213,8 +228,10 @@ class OuterBoolean implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -228,7 +245,9 @@ class OuterBoolean implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -238,15 +257,19 @@ class OuterBoolean implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/OuterComposite.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * OuterComposite Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class OuterComposite implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'OuterComposite';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -61,6 +63,7 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -90,7 +93,9 @@ class OuterComposite implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -101,6 +106,7 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -111,6 +117,7 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -120,7 +127,8 @@ class OuterComposite implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -165,13 +173,16 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -187,13 +198,13 @@ class OuterComposite implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -207,6 +218,7 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
      * Gets my_number
+     *
      * @return \Swagger\Client\Model\OuterNumber
      */
     public function getMyNumber()
@@ -216,7 +228,9 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
      * Sets my_number
+     *
      * @param \Swagger\Client\Model\OuterNumber $my_number
+     *
      * @return $this
      */
     public function setMyNumber($my_number)
@@ -228,6 +242,7 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
      * Gets my_string
+     *
      * @return \Swagger\Client\Model\OuterString
      */
     public function getMyString()
@@ -237,7 +252,9 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
      * Sets my_string
+     *
      * @param \Swagger\Client\Model\OuterString $my_string
+     *
      * @return $this
      */
     public function setMyString($my_string)
@@ -249,6 +266,7 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
      * Gets my_boolean
+     *
      * @return \Swagger\Client\Model\OuterBoolean
      */
     public function getMyBoolean()
@@ -258,7 +276,9 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
      * Sets my_boolean
+     *
      * @param \Swagger\Client\Model\OuterBoolean $my_boolean
+     *
      * @return $this
      */
     public function setMyBoolean($my_boolean)
@@ -269,7 +289,9 @@ class OuterComposite implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -279,7 +301,9 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -289,8 +313,10 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -304,7 +330,9 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -314,15 +342,19 @@ class OuterComposite implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/OuterEnum.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -28,14 +27,15 @@
  */
 
 namespace Swagger\Client\Model;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * OuterEnum Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class OuterEnum
 {

samples/client/petstore/php/SwaggerClient-php/lib/Model/OuterNumber.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * OuterNumber Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class OuterNumber implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class OuterNumber implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'OuterNumber';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -59,6 +61,7 @@ class OuterNumber implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -86,7 +89,9 @@ class OuterNumber implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -95,6 +100,7 @@ class OuterNumber implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -103,6 +109,7 @@ class OuterNumber implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -110,7 +117,8 @@ class OuterNumber implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -155,13 +163,16 @@ class OuterNumber implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -174,13 +185,13 @@ class OuterNumber implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -193,7 +204,9 @@ class OuterNumber implements ModelInterface, ArrayAccess
 
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -203,7 +216,9 @@ class OuterNumber implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -213,8 +228,10 @@ class OuterNumber implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -228,7 +245,9 @@ class OuterNumber implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -238,15 +257,19 @@ class OuterNumber implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/OuterString.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * OuterString Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class OuterString implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class OuterString implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'OuterString';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -59,6 +61,7 @@ class OuterString implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -86,7 +89,9 @@ class OuterString implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -95,6 +100,7 @@ class OuterString implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -103,6 +109,7 @@ class OuterString implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -110,7 +117,8 @@ class OuterString implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -155,13 +163,16 @@ class OuterString implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -174,13 +185,13 @@ class OuterString implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -193,7 +204,9 @@ class OuterString implements ModelInterface, ArrayAccess
 
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -203,7 +216,9 @@ class OuterString implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -213,8 +228,10 @@ class OuterString implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -228,7 +245,9 @@ class OuterString implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -238,15 +257,19 @@ class OuterString implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/Pet.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * Pet Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class Pet implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'Pet';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -64,6 +66,7 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -96,7 +99,9 @@ class Pet implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -110,6 +115,7 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -123,6 +129,7 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -135,7 +142,8 @@ class Pet implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -182,6 +190,7 @@ class Pet implements ModelInterface, ArrayAccess
     
     /**
      * Gets allowable values of the enum
+     *
      * @return string[]
      */
     public function getStatusAllowableValues()
@@ -196,13 +205,16 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -221,27 +233,27 @@ class Pet implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
         if ($this->container['name'] === null) {
-            $invalid_properties[] = "'name' can't be null";
+            $invalidProperties[] = "'name' can't be null";
         }
         if ($this->container['photo_urls'] === null) {
-            $invalid_properties[] = "'photo_urls' can't be null";
+            $invalidProperties[] = "'photo_urls' can't be null";
         }
-        $allowed_values = $this->getStatusAllowableValues();
-        if (!in_array($this->container['status'], $allowed_values)) {
-            $invalid_properties[] = sprintf(
+        $allowedValues = $this->getStatusAllowableValues();
+        if (!in_array($this->container['status'], $allowedValues)) {
+            $invalidProperties[] = sprintf(
                 "invalid value for 'status', must be one of '%s'",
-                implode("', '", $allowed_values)
+                implode("', '", $allowedValues)
             );
         }
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -255,8 +267,8 @@ class Pet implements ModelInterface, ArrayAccess
         if ($this->container['photo_urls'] === null) {
             return false;
         }
-        $allowed_values = $this->getStatusAllowableValues();
-        if (!in_array($this->container['status'], $allowed_values)) {
+        $allowedValues = $this->getStatusAllowableValues();
+        if (!in_array($this->container['status'], $allowedValues)) {
             return false;
         }
         return true;
@@ -265,6 +277,7 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Gets id
+     *
      * @return int
      */
     public function getId()
@@ -274,7 +287,9 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Sets id
+     *
      * @param int $id
+     *
      * @return $this
      */
     public function setId($id)
@@ -286,6 +301,7 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Gets category
+     *
      * @return \Swagger\Client\Model\Category
      */
     public function getCategory()
@@ -295,7 +311,9 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Sets category
+     *
      * @param \Swagger\Client\Model\Category $category
+     *
      * @return $this
      */
     public function setCategory($category)
@@ -307,6 +325,7 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Gets name
+     *
      * @return string
      */
     public function getName()
@@ -316,7 +335,9 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Sets name
+     *
      * @param string $name
+     *
      * @return $this
      */
     public function setName($name)
@@ -328,6 +349,7 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Gets photo_urls
+     *
      * @return string[]
      */
     public function getPhotoUrls()
@@ -337,7 +359,9 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Sets photo_urls
+     *
      * @param string[] $photo_urls
+     *
      * @return $this
      */
     public function setPhotoUrls($photo_urls)
@@ -349,6 +373,7 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Gets tags
+     *
      * @return \Swagger\Client\Model\Tag[]
      */
     public function getTags()
@@ -358,7 +383,9 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Sets tags
+     *
      * @param \Swagger\Client\Model\Tag[] $tags
+     *
      * @return $this
      */
     public function setTags($tags)
@@ -370,6 +397,7 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Gets status
+     *
      * @return string
      */
     public function getStatus()
@@ -379,17 +407,19 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Sets status
+     *
      * @param string $status pet status in the store
+     *
      * @return $this
      */
     public function setStatus($status)
     {
-        $allowed_values = $this->getStatusAllowableValues();
-        if (!is_null($status) && !in_array($status, $allowed_values)) {
+        $allowedValues = $this->getStatusAllowableValues();
+        if (!is_null($status) && !in_array($status, $allowedValues)) {
             throw new \InvalidArgumentException(
                 sprintf(
                     "Invalid value for 'status', must be one of '%s'",
-                    implode("', '", $allowed_values)
+                    implode("', '", $allowedValues)
                 )
             );
         }
@@ -399,7 +429,9 @@ class Pet implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -409,7 +441,9 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -419,8 +453,10 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -434,7 +470,9 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -444,15 +482,19 @@ class Pet implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/ReadOnlyFirst.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * ReadOnlyFirst Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class ReadOnlyFirst implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'ReadOnlyFirst';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -60,6 +62,7 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -88,7 +91,9 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -98,6 +103,7 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -107,6 +113,7 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -115,7 +122,8 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -160,13 +168,16 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -181,13 +192,13 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -201,6 +212,7 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
 
     /**
      * Gets bar
+     *
      * @return string
      */
     public function getBar()
@@ -210,7 +222,9 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
 
     /**
      * Sets bar
+     *
      * @param string $bar
+     *
      * @return $this
      */
     public function setBar($bar)
@@ -222,6 +236,7 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
 
     /**
      * Gets baz
+     *
      * @return string
      */
     public function getBaz()
@@ -231,7 +246,9 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
 
     /**
      * Sets baz
+     *
      * @param string $baz
+     *
      * @return $this
      */
     public function setBaz($baz)
@@ -242,7 +259,9 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -252,7 +271,9 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -262,8 +283,10 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -277,7 +300,9 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -287,15 +312,19 @@ class ReadOnlyFirst implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/SpecialModelName.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * SpecialModelName Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class SpecialModelName implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class SpecialModelName implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = '$special[model.name]';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -59,6 +61,7 @@ class SpecialModelName implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -86,7 +89,9 @@ class SpecialModelName implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -95,6 +100,7 @@ class SpecialModelName implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -103,6 +109,7 @@ class SpecialModelName implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -110,7 +117,8 @@ class SpecialModelName implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -155,13 +163,16 @@ class SpecialModelName implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -175,13 +186,13 @@ class SpecialModelName implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -195,6 +206,7 @@ class SpecialModelName implements ModelInterface, ArrayAccess
 
     /**
      * Gets special_property_name
+     *
      * @return int
      */
     public function getSpecialPropertyName()
@@ -204,7 +216,9 @@ class SpecialModelName implements ModelInterface, ArrayAccess
 
     /**
      * Sets special_property_name
+     *
      * @param int $special_property_name
+     *
      * @return $this
      */
     public function setSpecialPropertyName($special_property_name)
@@ -215,7 +229,9 @@ class SpecialModelName implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -225,7 +241,9 @@ class SpecialModelName implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -235,8 +253,10 @@ class SpecialModelName implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -250,7 +270,9 @@ class SpecialModelName implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -260,15 +282,19 @@ class SpecialModelName implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/Tag.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * Tag Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class Tag implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class Tag implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'Tag';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -60,6 +62,7 @@ class Tag implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -88,7 +91,9 @@ class Tag implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -98,6 +103,7 @@ class Tag implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -107,6 +113,7 @@ class Tag implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -115,7 +122,8 @@ class Tag implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -160,13 +168,16 @@ class Tag implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -181,13 +192,13 @@ class Tag implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -201,6 +212,7 @@ class Tag implements ModelInterface, ArrayAccess
 
     /**
      * Gets id
+     *
      * @return int
      */
     public function getId()
@@ -210,7 +222,9 @@ class Tag implements ModelInterface, ArrayAccess
 
     /**
      * Sets id
+     *
      * @param int $id
+     *
      * @return $this
      */
     public function setId($id)
@@ -222,6 +236,7 @@ class Tag implements ModelInterface, ArrayAccess
 
     /**
      * Gets name
+     *
      * @return string
      */
     public function getName()
@@ -231,7 +246,9 @@ class Tag implements ModelInterface, ArrayAccess
 
     /**
      * Sets name
+     *
      * @param string $name
+     *
      * @return $this
      */
     public function setName($name)
@@ -242,7 +259,9 @@ class Tag implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -252,7 +271,9 @@ class Tag implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -262,8 +283,10 @@ class Tag implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -277,7 +300,9 @@ class Tag implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -287,15 +312,19 @@ class Tag implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }
 

samples/client/petstore/php/SwaggerClient-php/lib/Model/User.php

@@ -18,7 +18,6 @@
  * OpenAPI spec version: 1.0.0
  * Contact: apiteam@swagger.io
  * Generated by: https://github.com/swagger-api/swagger-codegen.git
- *
  */
 
 /**
@@ -30,14 +29,15 @@
 namespace Swagger\Client\Model;
 
 use \ArrayAccess;
+use \Swagger\Client\ObjectSerializer;
 
 /**
  * User Class Doc Comment
  *
- * @category    Class
- * @package     Swagger\Client
- * @author      Swagger Codegen team
- * @link        https://github.com/swagger-api/swagger-codegen
+ * @category Class
+ * @package  Swagger\Client
+ * @author   Swagger Codegen team
+ * @link     https://github.com/swagger-api/swagger-codegen
  */
 class User implements ModelInterface, ArrayAccess
 {
@@ -45,12 +45,14 @@ class User implements ModelInterface, ArrayAccess
 
     /**
       * The original name of the model.
+      *
       * @var string
       */
     protected static $swaggerModelName = 'User';
 
     /**
       * Array of property to type mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerTypes = [
@@ -66,6 +68,7 @@ class User implements ModelInterface, ArrayAccess
 
     /**
       * Array of property to format mappings. Used for (de)serialization
+      *
       * @var string[]
       */
     protected static $swaggerFormats = [
@@ -100,7 +103,9 @@ class User implements ModelInterface, ArrayAccess
     }
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
+     *
      * @var string[]
      */
     protected static $attributeMap = [
@@ -116,6 +121,7 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to setter functions (for deserialization of responses)
+     *
      * @var string[]
      */
     protected static $setters = [
@@ -131,6 +137,7 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Array of attributes to getter functions (for serialization of requests)
+     *
      * @var string[]
      */
     protected static $getters = [
@@ -145,7 +152,8 @@ class User implements ModelInterface, ArrayAccess
     ];
 
     /**
-     * Array of attributes where the key is the local name, and the value is the original name
+     * Array of attributes where the key is the local name,
+     * and the value is the original name
      *
      * @return array
      */
@@ -190,13 +198,16 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Associative array for storing property values
+     *
      * @var mixed[]
      */
     protected $container = [];
 
     /**
      * Constructor
-     * @param mixed[] $data Associated array of property values initializing the model
+     *
+     * @param mixed[] $data Associated array of property values
+     *                      initializing the model
      */
     public function __construct(array $data = null)
     {
@@ -217,13 +228,13 @@ class User implements ModelInterface, ArrayAccess
      */
     public function listInvalidProperties()
     {
-        $invalid_properties = [];
+        $invalidProperties = [];
 
-        return $invalid_properties;
+        return $invalidProperties;
     }
 
     /**
-     * validate all the properties in the model
+     * Validate all the properties in the model
      * return true if all passed
      *
      * @return bool True if all properties are valid
@@ -237,6 +248,7 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Gets id
+     *
      * @return int
      */
     public function getId()
@@ -246,7 +258,9 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Sets id
+     *
      * @param int $id
+     *
      * @return $this
      */
     public function setId($id)
@@ -258,6 +272,7 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Gets username
+     *
      * @return string
      */
     public function getUsername()
@@ -267,7 +282,9 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Sets username
+     *
      * @param string $username
+     *
      * @return $this
      */
     public function setUsername($username)
@@ -279,6 +296,7 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Gets first_name
+     *
      * @return string
      */
     public function getFirstName()
@@ -288,7 +306,9 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Sets first_name
+     *
      * @param string $first_name
+     *
      * @return $this
      */
     public function setFirstName($first_name)
@@ -300,6 +320,7 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Gets last_name
+     *
      * @return string
      */
     public function getLastName()
@@ -309,7 +330,9 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Sets last_name
+     *
      * @param string $last_name
+     *
      * @return $this
      */
     public function setLastName($last_name)
@@ -321,6 +344,7 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Gets email
+     *
      * @return string
      */
     public function getEmail()
@@ -330,7 +354,9 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Sets email
+     *
      * @param string $email
+     *
      * @return $this
      */
     public function setEmail($email)
@@ -342,6 +368,7 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Gets password
+     *
      * @return string
      */
     public function getPassword()
@@ -351,7 +378,9 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Sets password
+     *
      * @param string $password
+     *
      * @return $this
      */
     public function setPassword($password)
@@ -363,6 +392,7 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Gets phone
+     *
      * @return string
      */
     public function getPhone()
@@ -372,7 +402,9 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Sets phone
+     *
      * @param string $phone
+     *
      * @return $this
      */
     public function setPhone($phone)
@@ -384,6 +416,7 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Gets user_status
+     *
      * @return int
      */
     public function getUserStatus()
@@ -393,7 +426,9 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Sets user_status
+     *
      * @param int $user_status User Status
+     *
      * @return $this
      */
     public function setUserStatus($user_status)
@@ -404,7 +439,9 @@ class User implements ModelInterface, ArrayAccess
     }
     /**
      * Returns true if offset exists. False otherwise.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return boolean
      */
     public function offsetExists($offset)
@@ -414,7 +451,9 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Gets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return mixed
      */
     public function offsetGet($offset)
@@ -424,8 +463,10 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Sets value based on offset.
-     * @param  integer $offset Offset
-     * @param  mixed   $value  Value to be set
+     *
+     * @param integer $offset Offset
+     * @param mixed   $value  Value to be set
+     *
      * @return void
      */
     public function offsetSet($offset, $value)
@@ -439,7 +480,9 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Unsets offset.
-     * @param  integer $offset Offset
+     *
+     * @param integer $offset Offset
+     *
      * @return void
      */
     public function offsetUnset($offset)
@@ -449,15 +492,19 @@ class User implements ModelInterface, ArrayAccess
 
     /**
      * Gets the string presentation of the object
+     *
      * @return string
      */
     public function __toString()
     {
         if (defined('JSON_PRETTY_PRINT')) { // use JSON pretty print
-            return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this), JSON_PRETTY_PRINT);
+            return json_encode(
+                ObjectSerializer::sanitizeForSerialization($this),
+                JSON_PRETTY_PRINT
+            );
         }
 
-        return json_encode(\Swagger\Client\ObjectSerializer::sanitizeForSerialization($this));
+        return json_encode(ObjectSerializer::sanitizeForSerialization($this));
     }
 }