Fix missing import in allOf query parameters (#14408)

* add test for allOf in query parameter

* fix missing import in allof query parameter

* update samples

* update samples

modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultCodegen.java

@@ -5031,7 +5031,7 @@ public class DefaultCodegen implements CodegenConfig {
 
         if (parameterModelName != null) {
             codegenParameter.dataType = parameterModelName;
-            if (ModelUtils.isObjectSchema(parameterSchema)) {
+            if (ModelUtils.isObjectSchema(parameterSchema) || ModelUtils.isComposedSchema(parameterSchema)) {
                 codegenProperty.complexType = codegenParameter.dataType;
             }
         } else {

modules/openapi-generator/src/test/resources/3_0/echo_api.yaml

@@ -158,6 +158,27 @@ paths:
             text/plain:
               schema:
                 type: string
+  /query/style_deepObject/explode_true/object/allOf:
+    get:
+      tags:
+        - query
+      summary: Test query parameter(s)
+      description: Test query parameter(s)
+      operationId: test/query/style_deepObject/explode_true/object/allOf
+      parameters:
+      - in: query
+        name: query_object
+        style: deepObject
+        explode: true #default
+        schema:
+          $ref: '#/components/schemas/BirdAndCategory'
+      responses:
+        '200':
+          description: Successful operation
+          content:
+            text/plain:
+              schema:
+                type: string
   /echo/body/Pet:
     post:
       tags:
@@ -244,3 +265,14 @@ components:
             - sold
       xml:
         name: pet
+    Bird:
+      type: object
+      properties:
+        size:
+          type: string
+        color:
+          type: string
+    BirdAndCategory:
+      allOf:
+      - $ref: '#/components/schemas/Bird'
+      - $ref: '#/components/schemas/Category'

samples/client/echo_api/java/apache-httpclient/.openapi-generator/FILES

@@ -5,6 +5,8 @@ README.md
 api/openapi.yaml
 build.gradle
 build.sbt
+docs/Bird.md
+docs/BirdAndCategory.md
 docs/BodyApi.md
 docs/Category.md
 docs/PathApi.md
@@ -37,6 +39,8 @@ src/main/java/org/openapitools/client/auth/ApiKeyAuth.java
 src/main/java/org/openapitools/client/auth/Authentication.java
 src/main/java/org/openapitools/client/auth/HttpBasicAuth.java
 src/main/java/org/openapitools/client/auth/HttpBearerAuth.java
+src/main/java/org/openapitools/client/model/Bird.java
+src/main/java/org/openapitools/client/model/BirdAndCategory.java
 src/main/java/org/openapitools/client/model/Category.java
 src/main/java/org/openapitools/client/model/Pet.java
 src/main/java/org/openapitools/client/model/Tag.java

samples/client/echo_api/java/apache-httpclient/README.md

@@ -110,12 +110,15 @@ Class | Method | HTTP request | Description
 *PathApi* | [**testsPathStringPathStringIntegerPathInteger**](docs/PathApi.md#testsPathStringPathStringIntegerPathInteger) | **GET** /path/string/{path_string}/integer/{path_integer} | Test path parameter(s)
 *QueryApi* | [**testQueryIntegerBooleanString**](docs/QueryApi.md#testQueryIntegerBooleanString) | **GET** /query/integer/boolean/string | Test query parameter(s)
 *QueryApi* | [**testQueryStyleDeepObjectExplodeTrueObject**](docs/QueryApi.md#testQueryStyleDeepObjectExplodeTrueObject) | **GET** /query/style_deepObject/explode_true/object | Test query parameter(s)
+*QueryApi* | [**testQueryStyleDeepObjectExplodeTrueObjectAllOf**](docs/QueryApi.md#testQueryStyleDeepObjectExplodeTrueObjectAllOf) | **GET** /query/style_deepObject/explode_true/object/allOf | Test query parameter(s)
 *QueryApi* | [**testQueryStyleFormExplodeTrueArrayString**](docs/QueryApi.md#testQueryStyleFormExplodeTrueArrayString) | **GET** /query/style_form/explode_true/array_string | Test query parameter(s)
 *QueryApi* | [**testQueryStyleFormExplodeTrueObject**](docs/QueryApi.md#testQueryStyleFormExplodeTrueObject) | **GET** /query/style_form/explode_true/object | Test query parameter(s)
 
 
 ## Documentation for Models
 
+ - [Bird](docs/Bird.md)
+ - [BirdAndCategory](docs/BirdAndCategory.md)
  - [Category](docs/Category.md)
  - [Pet](docs/Pet.md)
  - [Tag](docs/Tag.md)

samples/client/echo_api/java/apache-httpclient/api/openapi.yaml

@@ -147,6 +147,29 @@ paths:
       tags:
       - query
       x-accepts: text/plain
+  /query/style_deepObject/explode_true/object/allOf:
+    get:
+      description: Test query parameter(s)
+      operationId: test/query/style_deepObject/explode_true/object/allOf
+      parameters:
+      - explode: true
+        in: query
+        name: query_object
+        required: false
+        schema:
+          $ref: '#/components/schemas/BirdAndCategory'
+        style: deepObject
+      responses:
+        "200":
+          content:
+            text/plain:
+              schema:
+                type: string
+          description: Successful operation
+      summary: Test query parameter(s)
+      tags:
+      - query
+      x-accepts: text/plain
   /echo/body/Pet:
     post:
       description: Test body parameter(s)
@@ -255,6 +278,17 @@ components:
       type: object
       xml:
         name: pet
+    Bird:
+      properties:
+        size:
+          type: string
+        color:
+          type: string
+      type: object
+    BirdAndCategory:
+      allOf:
+      - $ref: '#/components/schemas/Bird'
+      - $ref: '#/components/schemas/Category'
     test_query_style_form_explode_true_array_string_query_object_parameter:
       properties:
         values:

samples/client/echo_api/java/apache-httpclient/docs/Bird.md

@@ -0,0 +1,14 @@
+
+
+# Bird
+
+
+## Properties
+
+| Name | Type | Description | Notes |
+|------------ | ------------- | ------------- | -------------|
+|**size** | **String** |  |  [optional] |
+|**color** | **String** |  |  [optional] |
+
+
+

samples/client/echo_api/java/apache-httpclient/docs/BirdAndCategory.md

@@ -0,0 +1,16 @@
+
+
+# BirdAndCategory
+
+
+## Properties
+
+| Name | Type | Description | Notes |
+|------------ | ------------- | ------------- | -------------|
+|**size** | **String** |  |  [optional] |
+|**color** | **String** |  |  [optional] |
+|**id** | **Long** |  |  [optional] |
+|**name** | **String** |  |  [optional] |
+
+
+

samples/client/echo_api/java/apache-httpclient/docs/QueryApi.md

@@ -6,6 +6,7 @@ All URIs are relative to *http://localhost:3000*
 |------------- | ------------- | -------------|
 | [**testQueryIntegerBooleanString**](QueryApi.md#testQueryIntegerBooleanString) | **GET** /query/integer/boolean/string | Test query parameter(s) |
 | [**testQueryStyleDeepObjectExplodeTrueObject**](QueryApi.md#testQueryStyleDeepObjectExplodeTrueObject) | **GET** /query/style_deepObject/explode_true/object | Test query parameter(s) |
+| [**testQueryStyleDeepObjectExplodeTrueObjectAllOf**](QueryApi.md#testQueryStyleDeepObjectExplodeTrueObjectAllOf) | **GET** /query/style_deepObject/explode_true/object/allOf | Test query parameter(s) |
 | [**testQueryStyleFormExplodeTrueArrayString**](QueryApi.md#testQueryStyleFormExplodeTrueArrayString) | **GET** /query/style_form/explode_true/array_string | Test query parameter(s) |
 | [**testQueryStyleFormExplodeTrueObject**](QueryApi.md#testQueryStyleFormExplodeTrueObject) | **GET** /query/style_form/explode_true/object | Test query parameter(s) |
 
@@ -147,6 +148,72 @@ No authorization required
 | **200** | Successful operation |  -  |
 
 
+## testQueryStyleDeepObjectExplodeTrueObjectAllOf
+
+> String testQueryStyleDeepObjectExplodeTrueObjectAllOf(queryObject)
+
+Test query parameter(s)
+
+Test query parameter(s)
+
+### Example
+
+```java
+// Import classes:
+import org.openapitools.client.ApiClient;
+import org.openapitools.client.ApiException;
+import org.openapitools.client.Configuration;
+import org.openapitools.client.models.*;
+import org.openapitools.client.api.QueryApi;
+
+public class Example {
+    public static void main(String[] args) {
+        ApiClient defaultClient = Configuration.getDefaultApiClient();
+        defaultClient.setBasePath("http://localhost:3000");
+
+        QueryApi apiInstance = new QueryApi(defaultClient);
+        BirdAndCategory queryObject = new BirdAndCategory(); // BirdAndCategory | 
+        try {
+            String result = apiInstance.testQueryStyleDeepObjectExplodeTrueObjectAllOf(queryObject);
+            System.out.println(result);
+        } catch (ApiException e) {
+            System.err.println("Exception when calling QueryApi#testQueryStyleDeepObjectExplodeTrueObjectAllOf");
+            System.err.println("Status code: " + e.getCode());
+            System.err.println("Reason: " + e.getResponseBody());
+            System.err.println("Response headers: " + e.getResponseHeaders());
+            e.printStackTrace();
+        }
+    }
+}
+```
+
+### Parameters
+
+
+| Name | Type | Description  | Notes |
+|------------- | ------------- | ------------- | -------------|
+| **queryObject** | [**BirdAndCategory**](.md)|  | [optional] |
+
+### Return type
+
+**String**
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: Not defined
+- **Accept**: text/plain
+
+
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+| **200** | Successful operation |  -  |
+
+
 ## testQueryStyleFormExplodeTrueArrayString
 
 > String testQueryStyleFormExplodeTrueArrayString(queryObject)

samples/client/echo_api/java/apache-httpclient/src/main/java/org/openapitools/client/api/QueryApi.java

@@ -20,6 +20,7 @@ import org.openapitools.client.Configuration;
 import org.openapitools.client.model.*;
 import org.openapitools.client.Pair;
 
+import org.openapitools.client.model.BirdAndCategory;
 import org.openapitools.client.model.Pet;
 import org.openapitools.client.model.TestQueryStyleFormExplodeTrueArrayStringQueryObjectParameter;
 
@@ -134,6 +135,61 @@ public class QueryApi {
     
     
     
+    final String[] localVarAccepts = {
+      "text/plain"
+    };
+    final String localVarAccept = apiClient.selectHeaderAccept(localVarAccepts);
+
+    final String[] localVarContentTypes = {
+      
+    };
+    final String localVarContentType = apiClient.selectHeaderContentType(localVarContentTypes);
+
+    String[] localVarAuthNames = new String[] {  };
+
+    TypeReference<String> localVarReturnType = new TypeReference<String>() {};
+    return apiClient.invokeAPI(
+        localVarPath,
+        "GET",
+        localVarQueryParams,
+        localVarCollectionQueryParams,
+        localVarQueryDeepObjectStringJoiner.toString(),
+        localVarPostBody,
+        localVarHeaderParams,
+        localVarCookieParams,
+        localVarFormParams,
+        localVarAccept,
+        localVarContentType,
+        localVarAuthNames,
+        localVarReturnType
+    );
+  }
+  /**
+   * Test query parameter(s)
+   * Test query parameter(s)
+   * @param queryObject  (optional)
+   * @return String
+   * @throws ApiException if fails to make API call
+   */
+  public String testQueryStyleDeepObjectExplodeTrueObjectAllOf(BirdAndCategory queryObject) throws ApiException {
+    Object localVarPostBody = null;
+    
+    // create path and map variables
+    String localVarPath = "/query/style_deepObject/explode_true/object/allOf";
+
+    StringJoiner localVarQueryDeepObjectStringJoiner = new StringJoiner("&");
+    String localVarQueryParameterBaseName;
+    List<Pair> localVarQueryParams = new ArrayList<Pair>();
+    List<Pair> localVarCollectionQueryParams = new ArrayList<Pair>();
+    Map<String, String> localVarHeaderParams = new HashMap<String, String>();
+    Map<String, String> localVarCookieParams = new HashMap<String, String>();
+    Map<String, Object> localVarFormParams = new HashMap<String, Object>();
+
+    localVarQueryParameterBaseName = "query_object";
+    localVarQueryDeepObjectStringJoiner.add(queryObject.toUrlQueryString("query_object"));
+    
+    
+    
     final String[] localVarAccepts = {
       "text/plain"
     };

samples/client/echo_api/java/apache-httpclient/src/main/java/org/openapitools/client/model/Bird.java

@@ -0,0 +1,161 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import java.util.Objects;
+import java.util.Arrays;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import com.fasterxml.jackson.annotation.JsonValue;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.util.StringJoiner;
+
+/**
+ * Bird
+ */
+@JsonPropertyOrder({
+  Bird.JSON_PROPERTY_SIZE,
+  Bird.JSON_PROPERTY_COLOR
+})
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
+public class Bird {
+  public static final String JSON_PROPERTY_SIZE = "size";
+  private String size;
+
+  public static final String JSON_PROPERTY_COLOR = "color";
+  private String color;
+
+  public Bird() {
+  }
+
+  public Bird size(String size) {
+    
+    this.size = size;
+    return this;
+  }
+
+   /**
+   * Get size
+   * @return size
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_SIZE)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public String getSize() {
+    return size;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_SIZE)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setSize(String size) {
+    this.size = size;
+  }
+
+
+  public Bird color(String color) {
+    
+    this.color = color;
+    return this;
+  }
+
+   /**
+   * Get color
+   * @return color
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_COLOR)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public String getColor() {
+    return color;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_COLOR)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setColor(String color) {
+    this.color = color;
+  }
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    Bird bird = (Bird) o;
+    return Objects.equals(this.size, bird.size) &&
+        Objects.equals(this.color, bird.color);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(size, color);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class Bird {\n");
+    sb.append("    size: ").append(toIndentedString(size)).append("\n");
+    sb.append("    color: ").append(toIndentedString(color)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+  /**
+   * Convert the instance into URL query string.
+   *
+   * @param prefix prefix of the query string
+   * @return URL query string
+   */
+  public String toUrlQueryString(String prefix) {
+    if (prefix == null) {
+      prefix = "";
+    }
+    StringJoiner joiner = new StringJoiner("&");
+    // add `size` to the URL query string
+    if (getSize() != null) {
+      joiner.add(String.format("%s[size]=%s", prefix, URLEncoder.encode(String.valueOf(getSize()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+    // add `color` to the URL query string
+    if (getColor() != null) {
+      joiner.add(String.format("%s[color]=%s", prefix, URLEncoder.encode(String.valueOf(getColor()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+    return joiner.toString();
+  }
+
+}
+

samples/client/echo_api/java/apache-httpclient/src/main/java/org/openapitools/client/model/BirdAndCategory.java

@@ -0,0 +1,233 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import java.util.Objects;
+import java.util.Arrays;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import com.fasterxml.jackson.annotation.JsonValue;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.util.StringJoiner;
+
+/**
+ * BirdAndCategory
+ */
+@JsonPropertyOrder({
+  BirdAndCategory.JSON_PROPERTY_SIZE,
+  BirdAndCategory.JSON_PROPERTY_COLOR,
+  BirdAndCategory.JSON_PROPERTY_ID,
+  BirdAndCategory.JSON_PROPERTY_NAME
+})
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
+public class BirdAndCategory {
+  public static final String JSON_PROPERTY_SIZE = "size";
+  private String size;
+
+  public static final String JSON_PROPERTY_COLOR = "color";
+  private String color;
+
+  public static final String JSON_PROPERTY_ID = "id";
+  private Long id;
+
+  public static final String JSON_PROPERTY_NAME = "name";
+  private String name;
+
+  public BirdAndCategory() {
+  }
+
+  public BirdAndCategory size(String size) {
+    
+    this.size = size;
+    return this;
+  }
+
+   /**
+   * Get size
+   * @return size
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_SIZE)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public String getSize() {
+    return size;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_SIZE)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setSize(String size) {
+    this.size = size;
+  }
+
+
+  public BirdAndCategory color(String color) {
+    
+    this.color = color;
+    return this;
+  }
+
+   /**
+   * Get color
+   * @return color
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_COLOR)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public String getColor() {
+    return color;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_COLOR)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setColor(String color) {
+    this.color = color;
+  }
+
+
+  public BirdAndCategory id(Long id) {
+    
+    this.id = id;
+    return this;
+  }
+
+   /**
+   * Get id
+   * @return id
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_ID)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public Long getId() {
+    return id;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_ID)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setId(Long id) {
+    this.id = id;
+  }
+
+
+  public BirdAndCategory name(String name) {
+    
+    this.name = name;
+    return this;
+  }
+
+   /**
+   * Get name
+   * @return name
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_NAME)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public String getName() {
+    return name;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_NAME)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setName(String name) {
+    this.name = name;
+  }
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    BirdAndCategory birdAndCategory = (BirdAndCategory) o;
+    return Objects.equals(this.size, birdAndCategory.size) &&
+        Objects.equals(this.color, birdAndCategory.color) &&
+        Objects.equals(this.id, birdAndCategory.id) &&
+        Objects.equals(this.name, birdAndCategory.name);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(size, color, id, name);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class BirdAndCategory {\n");
+    sb.append("    size: ").append(toIndentedString(size)).append("\n");
+    sb.append("    color: ").append(toIndentedString(color)).append("\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+  /**
+   * Convert the instance into URL query string.
+   *
+   * @param prefix prefix of the query string
+   * @return URL query string
+   */
+  public String toUrlQueryString(String prefix) {
+    if (prefix == null) {
+      prefix = "";
+    }
+    StringJoiner joiner = new StringJoiner("&");
+    // add `size` to the URL query string
+    if (getSize() != null) {
+      joiner.add(String.format("%s[size]=%s", prefix, URLEncoder.encode(String.valueOf(getSize()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+    // add `color` to the URL query string
+    if (getColor() != null) {
+      joiner.add(String.format("%s[color]=%s", prefix, URLEncoder.encode(String.valueOf(getColor()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+    // add `id` to the URL query string
+    if (getId() != null) {
+      joiner.add(String.format("%s[id]=%s", prefix, URLEncoder.encode(String.valueOf(getId()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+    // add `name` to the URL query string
+    if (getName() != null) {
+      joiner.add(String.format("%s[name]=%s", prefix, URLEncoder.encode(String.valueOf(getName()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+    return joiner.toString();
+  }
+
+}
+

samples/client/echo_api/java/apache-httpclient/src/test/java/org/openapitools/client/model/BirdAndCategoryTest.java

@@ -0,0 +1,72 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import com.fasterxml.jackson.annotation.JsonValue;
+import org.junit.Assert;
+import org.junit.Ignore;
+import org.junit.Test;
+
+
+/**
+ * Model tests for BirdAndCategory
+ */
+public class BirdAndCategoryTest {
+    private final BirdAndCategory model = new BirdAndCategory();
+
+    /**
+     * Model tests for BirdAndCategory
+     */
+    @Test
+    public void testBirdAndCategory() {
+        // TODO: test BirdAndCategory
+    }
+
+    /**
+     * Test the property 'size'
+     */
+    @Test
+    public void sizeTest() {
+        // TODO: test size
+    }
+
+    /**
+     * Test the property 'color'
+     */
+    @Test
+    public void colorTest() {
+        // TODO: test color
+    }
+
+    /**
+     * Test the property 'id'
+     */
+    @Test
+    public void idTest() {
+        // TODO: test id
+    }
+
+    /**
+     * Test the property 'name'
+     */
+    @Test
+    public void nameTest() {
+        // TODO: test name
+    }
+
+}

samples/client/echo_api/java/apache-httpclient/src/test/java/org/openapitools/client/model/BirdTest.java

@@ -0,0 +1,56 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import com.fasterxml.jackson.annotation.JsonValue;
+import org.junit.Assert;
+import org.junit.Ignore;
+import org.junit.Test;
+
+
+/**
+ * Model tests for Bird
+ */
+public class BirdTest {
+    private final Bird model = new Bird();
+
+    /**
+     * Model tests for Bird
+     */
+    @Test
+    public void testBird() {
+        // TODO: test Bird
+    }
+
+    /**
+     * Test the property 'size'
+     */
+    @Test
+    public void sizeTest() {
+        // TODO: test size
+    }
+
+    /**
+     * Test the property 'color'
+     */
+    @Test
+    public void colorTest() {
+        // TODO: test color
+    }
+
+}

samples/client/echo_api/java/feign-gson/.openapi-generator/FILES

@@ -26,6 +26,8 @@ src/main/java/org/openapitools/client/auth/ApiKeyAuth.java
 src/main/java/org/openapitools/client/auth/HttpBasicAuth.java
 src/main/java/org/openapitools/client/auth/HttpBearerAuth.java
 src/main/java/org/openapitools/client/model/ApiResponse.java
+src/main/java/org/openapitools/client/model/Bird.java
+src/main/java/org/openapitools/client/model/BirdAndCategory.java
 src/main/java/org/openapitools/client/model/Category.java
 src/main/java/org/openapitools/client/model/Pet.java
 src/main/java/org/openapitools/client/model/Tag.java

samples/client/echo_api/java/feign-gson/api/openapi.yaml

@@ -147,6 +147,29 @@ paths:
       tags:
       - query
       x-accepts: text/plain
+  /query/style_deepObject/explode_true/object/allOf:
+    get:
+      description: Test query parameter(s)
+      operationId: test/query/style_deepObject/explode_true/object/allOf
+      parameters:
+      - explode: true
+        in: query
+        name: query_object
+        required: false
+        schema:
+          $ref: '#/components/schemas/BirdAndCategory'
+        style: deepObject
+      responses:
+        "200":
+          content:
+            text/plain:
+              schema:
+                type: string
+          description: Successful operation
+      summary: Test query parameter(s)
+      tags:
+      - query
+      x-accepts: text/plain
   /echo/body/Pet:
     post:
       description: Test body parameter(s)
@@ -255,6 +278,17 @@ components:
       type: object
       xml:
         name: pet
+    Bird:
+      properties:
+        size:
+          type: string
+        color:
+          type: string
+      type: object
+    BirdAndCategory:
+      allOf:
+      - $ref: '#/components/schemas/Bird'
+      - $ref: '#/components/schemas/Category'
     test_query_style_form_explode_true_array_string_query_object_parameter:
       properties:
         values:

samples/client/echo_api/java/feign-gson/src/main/java/org/openapitools/client/api/QueryApi.java

@@ -4,6 +4,7 @@ import org.openapitools.client.ApiClient;
 import org.openapitools.client.EncodingUtils;
 import org.openapitools.client.model.ApiResponse;
 
+import org.openapitools.client.model.BirdAndCategory;
 import org.openapitools.client.model.Pet;
 import org.openapitools.client.model.TestQueryStyleFormExplodeTrueArrayStringQueryObjectParameter;
 
@@ -187,6 +188,83 @@ public interface QueryApi extends ApiClient.Api {
     }
   }
 
+  /**
+   * Test query parameter(s)
+   * Test query parameter(s)
+   * @param queryObject  (optional)
+   * @return String
+   */
+  @RequestLine("GET /query/style_deepObject/explode_true/object/allOf?query_object={queryObject}")
+  @Headers({
+    "Accept: text/plain",
+  })
+  String testQueryStyleDeepObjectExplodeTrueObjectAllOf(@Param("queryObject") BirdAndCategory queryObject);
+
+  /**
+   * Test query parameter(s)
+   * Similar to <code>testQueryStyleDeepObjectExplodeTrueObjectAllOf</code> but it also returns the http response headers .
+   * Test query parameter(s)
+   * @param queryObject  (optional)
+   * @return A ApiResponse that wraps the response boyd and the http headers.
+   */
+  @RequestLine("GET /query/style_deepObject/explode_true/object/allOf?query_object={queryObject}")
+  @Headers({
+    "Accept: text/plain",
+  })
+  ApiResponse<String> testQueryStyleDeepObjectExplodeTrueObjectAllOfWithHttpInfo(@Param("queryObject") BirdAndCategory queryObject);
+
+
+  /**
+   * Test query parameter(s)
+   * Test query parameter(s)
+   * Note, this is equivalent to the other <code>testQueryStyleDeepObjectExplodeTrueObjectAllOf</code> method,
+   * but with the query parameters collected into a single Map parameter. This
+   * is convenient for services with optional query parameters, especially when
+   * used with the {@link TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryParams} class that allows for
+   * building up this map in a fluent style.
+   * @param queryParams Map of query parameters as name-value pairs
+   *   <p>The following elements may be specified in the query map:</p>
+   *   <ul>
+   *   <li>queryObject -  (optional)</li>
+   *   </ul>
+   * @return String
+   */
+  @RequestLine("GET /query/style_deepObject/explode_true/object/allOf?query_object={queryObject}")
+  @Headers({
+  "Accept: text/plain",
+  })
+  String testQueryStyleDeepObjectExplodeTrueObjectAllOf(@QueryMap(encoded=true) TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryParams queryParams);
+
+  /**
+  * Test query parameter(s)
+  * Test query parameter(s)
+  * Note, this is equivalent to the other <code>testQueryStyleDeepObjectExplodeTrueObjectAllOf</code> that receives the query parameters as a map,
+  * but this one also exposes the Http response headers
+      * @param queryParams Map of query parameters as name-value pairs
+      *   <p>The following elements may be specified in the query map:</p>
+      *   <ul>
+          *   <li>queryObject -  (optional)</li>
+      *   </ul>
+          * @return String
+      */
+      @RequestLine("GET /query/style_deepObject/explode_true/object/allOf?query_object={queryObject}")
+      @Headers({
+    "Accept: text/plain",
+      })
+   ApiResponse<String> testQueryStyleDeepObjectExplodeTrueObjectAllOfWithHttpInfo(@QueryMap(encoded=true) TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryParams queryParams);
+
+
+   /**
+   * A convenience class for generating query parameters for the
+   * <code>testQueryStyleDeepObjectExplodeTrueObjectAllOf</code> method in a fluent style.
+   */
+  public static class TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryParams extends HashMap<String, Object> {
+    public TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryParams queryObject(final BirdAndCategory value) {
+      put("query_object", EncodingUtils.encode(value));
+      return this;
+    }
+  }
+
   /**
    * Test query parameter(s)
    * Test query parameter(s)

samples/client/echo_api/java/feign-gson/src/main/java/org/openapitools/client/model/Bird.java

@@ -0,0 +1,125 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import java.util.Objects;
+import java.util.Arrays;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+/**
+ * Bird
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
+public class Bird {
+  public static final String SERIALIZED_NAME_SIZE = "size";
+  @SerializedName(SERIALIZED_NAME_SIZE)
+  private String size;
+
+  public static final String SERIALIZED_NAME_COLOR = "color";
+  @SerializedName(SERIALIZED_NAME_COLOR)
+  private String color;
+
+  public Bird() {
+  }
+
+  public Bird size(String size) {
+    
+    this.size = size;
+    return this;
+  }
+
+   /**
+   * Get size
+   * @return size
+  **/
+  @javax.annotation.Nullable
+
+  public String getSize() {
+    return size;
+  }
+
+
+  public void setSize(String size) {
+    this.size = size;
+  }
+
+
+  public Bird color(String color) {
+    
+    this.color = color;
+    return this;
+  }
+
+   /**
+   * Get color
+   * @return color
+  **/
+  @javax.annotation.Nullable
+
+  public String getColor() {
+    return color;
+  }
+
+
+  public void setColor(String color) {
+    this.color = color;
+  }
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    Bird bird = (Bird) o;
+    return Objects.equals(this.size, bird.size) &&
+        Objects.equals(this.color, bird.color);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(size, color);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class Bird {\n");
+    sb.append("    size: ").append(toIndentedString(size)).append("\n");
+    sb.append("    color: ").append(toIndentedString(color)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+}
+

samples/client/echo_api/java/feign-gson/src/main/java/org/openapitools/client/model/BirdAndCategory.java

@@ -0,0 +1,181 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import java.util.Objects;
+import java.util.Arrays;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+/**
+ * BirdAndCategory
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
+public class BirdAndCategory {
+  public static final String SERIALIZED_NAME_SIZE = "size";
+  @SerializedName(SERIALIZED_NAME_SIZE)
+  private String size;
+
+  public static final String SERIALIZED_NAME_COLOR = "color";
+  @SerializedName(SERIALIZED_NAME_COLOR)
+  private String color;
+
+  public static final String SERIALIZED_NAME_ID = "id";
+  @SerializedName(SERIALIZED_NAME_ID)
+  private Long id;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  private String name;
+
+  public BirdAndCategory() {
+  }
+
+  public BirdAndCategory size(String size) {
+    
+    this.size = size;
+    return this;
+  }
+
+   /**
+   * Get size
+   * @return size
+  **/
+  @javax.annotation.Nullable
+
+  public String getSize() {
+    return size;
+  }
+
+
+  public void setSize(String size) {
+    this.size = size;
+  }
+
+
+  public BirdAndCategory color(String color) {
+    
+    this.color = color;
+    return this;
+  }
+
+   /**
+   * Get color
+   * @return color
+  **/
+  @javax.annotation.Nullable
+
+  public String getColor() {
+    return color;
+  }
+
+
+  public void setColor(String color) {
+    this.color = color;
+  }
+
+
+  public BirdAndCategory id(Long id) {
+    
+    this.id = id;
+    return this;
+  }
+
+   /**
+   * Get id
+   * @return id
+  **/
+  @javax.annotation.Nullable
+
+  public Long getId() {
+    return id;
+  }
+
+
+  public void setId(Long id) {
+    this.id = id;
+  }
+
+
+  public BirdAndCategory name(String name) {
+    
+    this.name = name;
+    return this;
+  }
+
+   /**
+   * Get name
+   * @return name
+  **/
+  @javax.annotation.Nullable
+
+  public String getName() {
+    return name;
+  }
+
+
+  public void setName(String name) {
+    this.name = name;
+  }
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    BirdAndCategory birdAndCategory = (BirdAndCategory) o;
+    return Objects.equals(this.size, birdAndCategory.size) &&
+        Objects.equals(this.color, birdAndCategory.color) &&
+        Objects.equals(this.id, birdAndCategory.id) &&
+        Objects.equals(this.name, birdAndCategory.name);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(size, color, id, name);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class BirdAndCategory {\n");
+    sb.append("    size: ").append(toIndentedString(size)).append("\n");
+    sb.append("    color: ").append(toIndentedString(color)).append("\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+}
+

samples/client/echo_api/java/feign-gson/src/test/java/org/openapitools/client/model/BirdAndCategoryTest.java

@@ -0,0 +1,71 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import org.junit.jupiter.api.Test;
+
+
+/**
+ * Model tests for BirdAndCategory
+ */
+class BirdAndCategoryTest {
+    private final BirdAndCategory model = new BirdAndCategory();
+
+    /**
+     * Model tests for BirdAndCategory
+     */
+    @Test
+    void testBirdAndCategory() {
+        // TODO: test BirdAndCategory
+    }
+
+    /**
+     * Test the property 'size'
+     */
+    @Test
+    void sizeTest() {
+        // TODO: test size
+    }
+
+    /**
+     * Test the property 'color'
+     */
+    @Test
+    void colorTest() {
+        // TODO: test color
+    }
+
+    /**
+     * Test the property 'id'
+     */
+    @Test
+    void idTest() {
+        // TODO: test id
+    }
+
+    /**
+     * Test the property 'name'
+     */
+    @Test
+    void nameTest() {
+        // TODO: test name
+    }
+
+}

samples/client/echo_api/java/feign-gson/src/test/java/org/openapitools/client/model/BirdTest.java

@@ -0,0 +1,55 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+import org.junit.jupiter.api.Test;
+
+
+/**
+ * Model tests for Bird
+ */
+class BirdTest {
+    private final Bird model = new Bird();
+
+    /**
+     * Model tests for Bird
+     */
+    @Test
+    void testBird() {
+        // TODO: test Bird
+    }
+
+    /**
+     * Test the property 'size'
+     */
+    @Test
+    void sizeTest() {
+        // TODO: test size
+    }
+
+    /**
+     * Test the property 'color'
+     */
+    @Test
+    void colorTest() {
+        // TODO: test color
+    }
+
+}

samples/client/echo_api/java/native/.openapi-generator/FILES

@@ -5,6 +5,8 @@ README.md
 api/openapi.yaml
 build.gradle
 build.sbt
+docs/Bird.md
+docs/BirdAndCategory.md
 docs/BodyApi.md
 docs/Category.md
 docs/PathApi.md
@@ -34,6 +36,8 @@ src/main/java/org/openapitools/client/api/BodyApi.java
 src/main/java/org/openapitools/client/api/PathApi.java
 src/main/java/org/openapitools/client/api/QueryApi.java
 src/main/java/org/openapitools/client/model/AbstractOpenApiSchema.java
+src/main/java/org/openapitools/client/model/Bird.java
+src/main/java/org/openapitools/client/model/BirdAndCategory.java
 src/main/java/org/openapitools/client/model/Category.java
 src/main/java/org/openapitools/client/model/Pet.java
 src/main/java/org/openapitools/client/model/Tag.java

samples/client/echo_api/java/native/README.md

@@ -113,6 +113,8 @@ Class | Method | HTTP request | Description
 *QueryApi* | [**testQueryIntegerBooleanStringWithHttpInfo**](docs/QueryApi.md#testQueryIntegerBooleanStringWithHttpInfo) | **GET** /query/integer/boolean/string | Test query parameter(s)
 *QueryApi* | [**testQueryStyleDeepObjectExplodeTrueObject**](docs/QueryApi.md#testQueryStyleDeepObjectExplodeTrueObject) | **GET** /query/style_deepObject/explode_true/object | Test query parameter(s)
 *QueryApi* | [**testQueryStyleDeepObjectExplodeTrueObjectWithHttpInfo**](docs/QueryApi.md#testQueryStyleDeepObjectExplodeTrueObjectWithHttpInfo) | **GET** /query/style_deepObject/explode_true/object | Test query parameter(s)
+*QueryApi* | [**testQueryStyleDeepObjectExplodeTrueObjectAllOf**](docs/QueryApi.md#testQueryStyleDeepObjectExplodeTrueObjectAllOf) | **GET** /query/style_deepObject/explode_true/object/allOf | Test query parameter(s)
+*QueryApi* | [**testQueryStyleDeepObjectExplodeTrueObjectAllOfWithHttpInfo**](docs/QueryApi.md#testQueryStyleDeepObjectExplodeTrueObjectAllOfWithHttpInfo) | **GET** /query/style_deepObject/explode_true/object/allOf | Test query parameter(s)
 *QueryApi* | [**testQueryStyleFormExplodeTrueArrayString**](docs/QueryApi.md#testQueryStyleFormExplodeTrueArrayString) | **GET** /query/style_form/explode_true/array_string | Test query parameter(s)
 *QueryApi* | [**testQueryStyleFormExplodeTrueArrayStringWithHttpInfo**](docs/QueryApi.md#testQueryStyleFormExplodeTrueArrayStringWithHttpInfo) | **GET** /query/style_form/explode_true/array_string | Test query parameter(s)
 *QueryApi* | [**testQueryStyleFormExplodeTrueObject**](docs/QueryApi.md#testQueryStyleFormExplodeTrueObject) | **GET** /query/style_form/explode_true/object | Test query parameter(s)
@@ -121,6 +123,8 @@ Class | Method | HTTP request | Description
 
 ## Documentation for Models
 
+ - [Bird](docs/Bird.md)
+ - [BirdAndCategory](docs/BirdAndCategory.md)
  - [Category](docs/Category.md)
  - [Pet](docs/Pet.md)
  - [Tag](docs/Tag.md)

samples/client/echo_api/java/native/api/openapi.yaml

@@ -147,6 +147,29 @@ paths:
       tags:
       - query
       x-accepts: text/plain
+  /query/style_deepObject/explode_true/object/allOf:
+    get:
+      description: Test query parameter(s)
+      operationId: test/query/style_deepObject/explode_true/object/allOf
+      parameters:
+      - explode: true
+        in: query
+        name: query_object
+        required: false
+        schema:
+          $ref: '#/components/schemas/BirdAndCategory'
+        style: deepObject
+      responses:
+        "200":
+          content:
+            text/plain:
+              schema:
+                type: string
+          description: Successful operation
+      summary: Test query parameter(s)
+      tags:
+      - query
+      x-accepts: text/plain
   /echo/body/Pet:
     post:
       description: Test body parameter(s)
@@ -255,6 +278,17 @@ components:
       type: object
       xml:
         name: pet
+    Bird:
+      properties:
+        size:
+          type: string
+        color:
+          type: string
+      type: object
+    BirdAndCategory:
+      allOf:
+      - $ref: '#/components/schemas/Bird'
+      - $ref: '#/components/schemas/Category'
     test_query_style_form_explode_true_array_string_query_object_parameter:
       properties:
         values:

samples/client/echo_api/java/native/docs/Bird.md

@@ -0,0 +1,14 @@
+
+
+# Bird
+
+
+## Properties
+
+| Name | Type | Description | Notes |
+|------------ | ------------- | ------------- | -------------|
+|**size** | **String** |  |  [optional] |
+|**color** | **String** |  |  [optional] |
+
+
+

samples/client/echo_api/java/native/docs/BirdAndCategory.md

@@ -0,0 +1,16 @@
+
+
+# BirdAndCategory
+
+
+## Properties
+
+| Name | Type | Description | Notes |
+|------------ | ------------- | ------------- | -------------|
+|**size** | **String** |  |  [optional] |
+|**color** | **String** |  |  [optional] |
+|**id** | **Long** |  |  [optional] |
+|**name** | **String** |  |  [optional] |
+
+
+

samples/client/echo_api/java/native/docs/QueryApi.md

@@ -8,6 +8,8 @@ All URIs are relative to *http://localhost:3000*
 | [**testQueryIntegerBooleanStringWithHttpInfo**](QueryApi.md#testQueryIntegerBooleanStringWithHttpInfo) | **GET** /query/integer/boolean/string | Test query parameter(s) |
 | [**testQueryStyleDeepObjectExplodeTrueObject**](QueryApi.md#testQueryStyleDeepObjectExplodeTrueObject) | **GET** /query/style_deepObject/explode_true/object | Test query parameter(s) |
 | [**testQueryStyleDeepObjectExplodeTrueObjectWithHttpInfo**](QueryApi.md#testQueryStyleDeepObjectExplodeTrueObjectWithHttpInfo) | **GET** /query/style_deepObject/explode_true/object | Test query parameter(s) |
+| [**testQueryStyleDeepObjectExplodeTrueObjectAllOf**](QueryApi.md#testQueryStyleDeepObjectExplodeTrueObjectAllOf) | **GET** /query/style_deepObject/explode_true/object/allOf | Test query parameter(s) |
+| [**testQueryStyleDeepObjectExplodeTrueObjectAllOfWithHttpInfo**](QueryApi.md#testQueryStyleDeepObjectExplodeTrueObjectAllOfWithHttpInfo) | **GET** /query/style_deepObject/explode_true/object/allOf | Test query parameter(s) |
 | [**testQueryStyleFormExplodeTrueArrayString**](QueryApi.md#testQueryStyleFormExplodeTrueArrayString) | **GET** /query/style_form/explode_true/array_string | Test query parameter(s) |
 | [**testQueryStyleFormExplodeTrueArrayStringWithHttpInfo**](QueryApi.md#testQueryStyleFormExplodeTrueArrayStringWithHttpInfo) | **GET** /query/style_form/explode_true/array_string | Test query parameter(s) |
 | [**testQueryStyleFormExplodeTrueObject**](QueryApi.md#testQueryStyleFormExplodeTrueObject) | **GET** /query/style_form/explode_true/object | Test query parameter(s) |
@@ -291,6 +293,140 @@ No authorization required
 | **200** | Successful operation |  -  |
 
 
+## testQueryStyleDeepObjectExplodeTrueObjectAllOf
+
+> String testQueryStyleDeepObjectExplodeTrueObjectAllOf(queryObject)
+
+Test query parameter(s)
+
+Test query parameter(s)
+
+### Example
+
+```java
+// Import classes:
+import org.openapitools.client.ApiClient;
+import org.openapitools.client.ApiException;
+import org.openapitools.client.Configuration;
+import org.openapitools.client.models.*;
+import org.openapitools.client.api.QueryApi;
+
+public class Example {
+    public static void main(String[] args) {
+        ApiClient defaultClient = Configuration.getDefaultApiClient();
+        defaultClient.setBasePath("http://localhost:3000");
+
+        QueryApi apiInstance = new QueryApi(defaultClient);
+        BirdAndCategory queryObject = new BirdAndCategory(); // BirdAndCategory | 
+        try {
+            String result = apiInstance.testQueryStyleDeepObjectExplodeTrueObjectAllOf(queryObject);
+            System.out.println(result);
+        } catch (ApiException e) {
+            System.err.println("Exception when calling QueryApi#testQueryStyleDeepObjectExplodeTrueObjectAllOf");
+            System.err.println("Status code: " + e.getCode());
+            System.err.println("Reason: " + e.getResponseBody());
+            System.err.println("Response headers: " + e.getResponseHeaders());
+            e.printStackTrace();
+        }
+    }
+}
+```
+
+### Parameters
+
+
+| Name | Type | Description  | Notes |
+|------------- | ------------- | ------------- | -------------|
+| **queryObject** | [**BirdAndCategory**](.md)|  | [optional] |
+
+### Return type
+
+**String**
+
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: Not defined
+- **Accept**: text/plain
+
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+| **200** | Successful operation |  -  |
+
+## testQueryStyleDeepObjectExplodeTrueObjectAllOfWithHttpInfo
+
+> ApiResponse<String> testQueryStyleDeepObjectExplodeTrueObjectAllOf testQueryStyleDeepObjectExplodeTrueObjectAllOfWithHttpInfo(queryObject)
+
+Test query parameter(s)
+
+Test query parameter(s)
+
+### Example
+
+```java
+// Import classes:
+import org.openapitools.client.ApiClient;
+import org.openapitools.client.ApiException;
+import org.openapitools.client.ApiResponse;
+import org.openapitools.client.Configuration;
+import org.openapitools.client.models.*;
+import org.openapitools.client.api.QueryApi;
+
+public class Example {
+    public static void main(String[] args) {
+        ApiClient defaultClient = Configuration.getDefaultApiClient();
+        defaultClient.setBasePath("http://localhost:3000");
+
+        QueryApi apiInstance = new QueryApi(defaultClient);
+        BirdAndCategory queryObject = new BirdAndCategory(); // BirdAndCategory | 
+        try {
+            ApiResponse<String> response = apiInstance.testQueryStyleDeepObjectExplodeTrueObjectAllOfWithHttpInfo(queryObject);
+            System.out.println("Status code: " + response.getStatusCode());
+            System.out.println("Response headers: " + response.getHeaders());
+            System.out.println("Response body: " + response.getData());
+        } catch (ApiException e) {
+            System.err.println("Exception when calling QueryApi#testQueryStyleDeepObjectExplodeTrueObjectAllOf");
+            System.err.println("Status code: " + e.getCode());
+            System.err.println("Response headers: " + e.getResponseHeaders());
+            System.err.println("Reason: " + e.getResponseBody());
+            e.printStackTrace();
+        }
+    }
+}
+```
+
+### Parameters
+
+
+| Name | Type | Description  | Notes |
+|------------- | ------------- | ------------- | -------------|
+| **queryObject** | [**BirdAndCategory**](.md)|  | [optional] |
+
+### Return type
+
+ApiResponse<**String**>
+
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+- **Content-Type**: Not defined
+- **Accept**: text/plain
+
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+| **200** | Successful operation |  -  |
+
+
 ## testQueryStyleFormExplodeTrueArrayString
 
 > String testQueryStyleFormExplodeTrueArrayString(queryObject)

samples/client/echo_api/java/native/docs/TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.md

@@ -0,0 +1,16 @@
+
+
+# TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter
+
+
+## Properties
+
+| Name | Type | Description | Notes |
+|------------ | ------------- | ------------- | -------------|
+|**id** | **Long** |  |  [optional] |
+|**name** | **String** |  |  [optional] |
+|**size** | **String** |  |  [optional] |
+|**color** | **String** |  |  [optional] |
+
+
+

samples/client/echo_api/java/native/src/main/java/org/openapitools/client/api/QueryApi.java

@@ -17,6 +17,7 @@ import org.openapitools.client.ApiException;
 import org.openapitools.client.ApiResponse;
 import org.openapitools.client.Pair;
 
+import org.openapitools.client.model.BirdAndCategory;
 import org.openapitools.client.model.Pet;
 import org.openapitools.client.model.TestQueryStyleFormExplodeTrueArrayStringQueryObjectParameter;
 
@@ -265,6 +266,98 @@ public class QueryApi {
     }
     return localVarRequestBuilder;
   }
+  /**
+   * Test query parameter(s)
+   * Test query parameter(s)
+   * @param queryObject  (optional)
+   * @return String
+   * @throws ApiException if fails to make API call
+   */
+  public String testQueryStyleDeepObjectExplodeTrueObjectAllOf(BirdAndCategory queryObject) throws ApiException {
+    ApiResponse<String> localVarResponse = testQueryStyleDeepObjectExplodeTrueObjectAllOfWithHttpInfo(queryObject);
+    return localVarResponse.getData();
+  }
+
+  /**
+   * Test query parameter(s)
+   * Test query parameter(s)
+   * @param queryObject  (optional)
+   * @return ApiResponse&lt;String&gt;
+   * @throws ApiException if fails to make API call
+   */
+  public ApiResponse<String> testQueryStyleDeepObjectExplodeTrueObjectAllOfWithHttpInfo(BirdAndCategory queryObject) throws ApiException {
+    HttpRequest.Builder localVarRequestBuilder = testQueryStyleDeepObjectExplodeTrueObjectAllOfRequestBuilder(queryObject);
+    try {
+      HttpResponse<InputStream> localVarResponse = memberVarHttpClient.send(
+          localVarRequestBuilder.build(),
+          HttpResponse.BodyHandlers.ofInputStream());
+      if (memberVarResponseInterceptor != null) {
+        memberVarResponseInterceptor.accept(localVarResponse);
+      }
+      try {
+        if (localVarResponse.statusCode()/ 100 != 2) {
+          throw getApiException("testQueryStyleDeepObjectExplodeTrueObjectAllOf", localVarResponse);
+        }
+        // for plain text response
+        if (localVarResponse.headers().map().containsKey("Content-Type") &&
+                "text/plain".equalsIgnoreCase(localVarResponse.headers().map().get("Content-Type").get(0))) {
+          java.util.Scanner s = new java.util.Scanner(localVarResponse.body()).useDelimiter("\\A");
+          String responseBodyText = s.hasNext() ? s.next() : "";
+          return new ApiResponse<String>(
+                  localVarResponse.statusCode(),
+                  localVarResponse.headers().map(),
+                  responseBodyText
+          );
+        } else {
+            throw new RuntimeException("Error! The response Content-Type is supposed to be `text/plain` but it's not: " + localVarResponse);
+        }
+      } finally {
+      }
+    } catch (IOException e) {
+      throw new ApiException(e);
+    }
+    catch (InterruptedException e) {
+      Thread.currentThread().interrupt();
+      throw new ApiException(e);
+    }
+  }
+
+  private HttpRequest.Builder testQueryStyleDeepObjectExplodeTrueObjectAllOfRequestBuilder(BirdAndCategory queryObject) throws ApiException {
+
+    HttpRequest.Builder localVarRequestBuilder = HttpRequest.newBuilder();
+
+    String localVarPath = "/query/style_deepObject/explode_true/object/allOf";
+
+    List<Pair> localVarQueryParams = new ArrayList<>();
+    StringJoiner localVarQueryDeepObjectStringJoiner = new StringJoiner("&");
+    String localVarQueryParameterBaseName;
+    localVarQueryParameterBaseName = "query_object";
+    if (queryObject != null) {
+      localVarQueryDeepObjectStringJoiner.add(queryObject.toUrlQueryString("query_object"));
+    }
+
+    if (!localVarQueryParams.isEmpty() || localVarQueryDeepObjectStringJoiner.length() != 0) {
+      StringJoiner queryJoiner = new StringJoiner("&");
+      localVarQueryParams.forEach(p -> queryJoiner.add(p.getName() + '=' + p.getValue()));
+      if (localVarQueryDeepObjectStringJoiner.length() != 0) {
+        queryJoiner.add(localVarQueryDeepObjectStringJoiner.toString());
+      }
+      localVarRequestBuilder.uri(URI.create(memberVarBaseUri + localVarPath + '?' + queryJoiner.toString()));
+    } else {
+      localVarRequestBuilder.uri(URI.create(memberVarBaseUri + localVarPath));
+    }
+
+    localVarRequestBuilder.header("Accept", "text/plain");
+
+    localVarRequestBuilder.method("GET", HttpRequest.BodyPublishers.noBody());
+    if (memberVarReadTimeout != null) {
+      localVarRequestBuilder.timeout(memberVarReadTimeout);
+    }
+    if (memberVarInterceptor != null) {
+      memberVarInterceptor.accept(localVarRequestBuilder);
+    }
+    return localVarRequestBuilder;
+  }
   /**
    * Test query parameter(s)
    * Test query parameter(s)

samples/client/echo_api/java/native/src/main/java/org/openapitools/client/model/Bird.java

@@ -0,0 +1,168 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.util.Objects;
+import java.util.Arrays;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.StringJoiner;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import com.fasterxml.jackson.annotation.JsonValue;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+
+
+/**
+ * Bird
+ */
+@JsonPropertyOrder({
+  Bird.JSON_PROPERTY_SIZE,
+  Bird.JSON_PROPERTY_COLOR
+})
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
+public class Bird {
+  public static final String JSON_PROPERTY_SIZE = "size";
+  private String size;
+
+  public static final String JSON_PROPERTY_COLOR = "color";
+  private String color;
+
+  public Bird() { 
+  }
+
+  public Bird size(String size) {
+    this.size = size;
+    return this;
+  }
+
+   /**
+   * Get size
+   * @return size
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_SIZE)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public String getSize() {
+    return size;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_SIZE)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setSize(String size) {
+    this.size = size;
+  }
+
+
+  public Bird color(String color) {
+    this.color = color;
+    return this;
+  }
+
+   /**
+   * Get color
+   * @return color
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_COLOR)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public String getColor() {
+    return color;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_COLOR)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setColor(String color) {
+    this.color = color;
+  }
+
+
+  /**
+   * Return true if this Bird object is equal to o.
+   */
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    Bird bird = (Bird) o;
+    return Objects.equals(this.size, bird.size) &&
+        Objects.equals(this.color, bird.color);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(size, color);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class Bird {\n");
+    sb.append("    size: ").append(toIndentedString(size)).append("\n");
+    sb.append("    color: ").append(toIndentedString(color)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  /**
+   * Convert the instance into URL query string.
+   *
+   * @param prefix prefix of the query string
+   * @return URL query string
+   */
+  public String toUrlQueryString(String prefix) {
+    if (prefix == null) {
+      prefix = "";
+    }
+
+    StringJoiner joiner = new StringJoiner("&");
+
+    // add `size` to the URL query string
+    if (getSize() != null) {
+      joiner.add(String.format("%s[size]=%s", prefix, URLEncoder.encode(String.valueOf(getSize()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+
+    // add `color` to the URL query string
+    if (getColor() != null) {
+      joiner.add(String.format("%s[color]=%s", prefix, URLEncoder.encode(String.valueOf(getColor()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+
+    return joiner.toString();
+  }
+}
+

samples/client/echo_api/java/native/src/main/java/org/openapitools/client/model/BirdAndCategory.java

@@ -0,0 +1,240 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.util.Objects;
+import java.util.Arrays;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.StringJoiner;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import com.fasterxml.jackson.annotation.JsonValue;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+
+
+/**
+ * BirdAndCategory
+ */
+@JsonPropertyOrder({
+  BirdAndCategory.JSON_PROPERTY_SIZE,
+  BirdAndCategory.JSON_PROPERTY_COLOR,
+  BirdAndCategory.JSON_PROPERTY_ID,
+  BirdAndCategory.JSON_PROPERTY_NAME
+})
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
+public class BirdAndCategory {
+  public static final String JSON_PROPERTY_SIZE = "size";
+  private String size;
+
+  public static final String JSON_PROPERTY_COLOR = "color";
+  private String color;
+
+  public static final String JSON_PROPERTY_ID = "id";
+  private Long id;
+
+  public static final String JSON_PROPERTY_NAME = "name";
+  private String name;
+
+  public BirdAndCategory() { 
+  }
+
+  public BirdAndCategory size(String size) {
+    this.size = size;
+    return this;
+  }
+
+   /**
+   * Get size
+   * @return size
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_SIZE)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public String getSize() {
+    return size;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_SIZE)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setSize(String size) {
+    this.size = size;
+  }
+
+
+  public BirdAndCategory color(String color) {
+    this.color = color;
+    return this;
+  }
+
+   /**
+   * Get color
+   * @return color
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_COLOR)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public String getColor() {
+    return color;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_COLOR)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setColor(String color) {
+    this.color = color;
+  }
+
+
+  public BirdAndCategory id(Long id) {
+    this.id = id;
+    return this;
+  }
+
+   /**
+   * Get id
+   * @return id
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_ID)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public Long getId() {
+    return id;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_ID)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setId(Long id) {
+    this.id = id;
+  }
+
+
+  public BirdAndCategory name(String name) {
+    this.name = name;
+    return this;
+  }
+
+   /**
+   * Get name
+   * @return name
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_NAME)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public String getName() {
+    return name;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_NAME)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setName(String name) {
+    this.name = name;
+  }
+
+
+  /**
+   * Return true if this BirdAndCategory object is equal to o.
+   */
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    BirdAndCategory birdAndCategory = (BirdAndCategory) o;
+    return Objects.equals(this.size, birdAndCategory.size) &&
+        Objects.equals(this.color, birdAndCategory.color) &&
+        Objects.equals(this.id, birdAndCategory.id) &&
+        Objects.equals(this.name, birdAndCategory.name);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(size, color, id, name);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class BirdAndCategory {\n");
+    sb.append("    size: ").append(toIndentedString(size)).append("\n");
+    sb.append("    color: ").append(toIndentedString(color)).append("\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  /**
+   * Convert the instance into URL query string.
+   *
+   * @param prefix prefix of the query string
+   * @return URL query string
+   */
+  public String toUrlQueryString(String prefix) {
+    if (prefix == null) {
+      prefix = "";
+    }
+
+    StringJoiner joiner = new StringJoiner("&");
+
+    // add `size` to the URL query string
+    if (getSize() != null) {
+      joiner.add(String.format("%s[size]=%s", prefix, URLEncoder.encode(String.valueOf(getSize()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+
+    // add `color` to the URL query string
+    if (getColor() != null) {
+      joiner.add(String.format("%s[color]=%s", prefix, URLEncoder.encode(String.valueOf(getColor()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+
+    // add `id` to the URL query string
+    if (getId() != null) {
+      joiner.add(String.format("%s[id]=%s", prefix, URLEncoder.encode(String.valueOf(getId()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+
+    // add `name` to the URL query string
+    if (getName() != null) {
+      joiner.add(String.format("%s[name]=%s", prefix, URLEncoder.encode(String.valueOf(getName()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+
+    return joiner.toString();
+  }
+}
+

samples/client/echo_api/java/native/src/main/java/org/openapitools/client/model/TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.java

@@ -0,0 +1,240 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.util.Objects;
+import java.util.Arrays;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.StringJoiner;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import com.fasterxml.jackson.annotation.JsonValue;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+
+
+/**
+ * TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter
+ */
+@JsonPropertyOrder({
+  TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.JSON_PROPERTY_ID,
+  TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.JSON_PROPERTY_NAME,
+  TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.JSON_PROPERTY_SIZE,
+  TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.JSON_PROPERTY_COLOR
+})
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
+public class TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter {
+  public static final String JSON_PROPERTY_ID = "id";
+  private Long id;
+
+  public static final String JSON_PROPERTY_NAME = "name";
+  private String name;
+
+  public static final String JSON_PROPERTY_SIZE = "size";
+  private String size;
+
+  public static final String JSON_PROPERTY_COLOR = "color";
+  private String color;
+
+  public TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter() { 
+  }
+
+  public TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter id(Long id) {
+    this.id = id;
+    return this;
+  }
+
+   /**
+   * Get id
+   * @return id
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_ID)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public Long getId() {
+    return id;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_ID)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setId(Long id) {
+    this.id = id;
+  }
+
+
+  public TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter name(String name) {
+    this.name = name;
+    return this;
+  }
+
+   /**
+   * Get name
+   * @return name
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_NAME)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public String getName() {
+    return name;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_NAME)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setName(String name) {
+    this.name = name;
+  }
+
+
+  public TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter size(String size) {
+    this.size = size;
+    return this;
+  }
+
+   /**
+   * Get size
+   * @return size
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_SIZE)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public String getSize() {
+    return size;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_SIZE)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setSize(String size) {
+    this.size = size;
+  }
+
+
+  public TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter color(String color) {
+    this.color = color;
+    return this;
+  }
+
+   /**
+   * Get color
+   * @return color
+  **/
+  @javax.annotation.Nullable
+  @JsonProperty(JSON_PROPERTY_COLOR)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
+  public String getColor() {
+    return color;
+  }
+
+
+  @JsonProperty(JSON_PROPERTY_COLOR)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+  public void setColor(String color) {
+    this.color = color;
+  }
+
+
+  /**
+   * Return true if this test_query_style_deepObject_explode_true_object_allOf_query_object_parameter object is equal to o.
+   */
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter testQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter = (TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter) o;
+    return Objects.equals(this.id, testQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.id) &&
+        Objects.equals(this.name, testQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.name) &&
+        Objects.equals(this.size, testQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.size) &&
+        Objects.equals(this.color, testQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.color);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id, name, size, color);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter {\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("    size: ").append(toIndentedString(size)).append("\n");
+    sb.append("    color: ").append(toIndentedString(color)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+
+  /**
+   * Convert the instance into URL query string.
+   *
+   * @param prefix prefix of the query string
+   * @return URL query string
+   */
+  public String toUrlQueryString(String prefix) {
+    if (prefix == null) {
+      prefix = "";
+    }
+
+    StringJoiner joiner = new StringJoiner("&");
+
+    // add `id` to the URL query string
+    if (getId() != null) {
+      joiner.add(String.format("%s[id]=%s", prefix, URLEncoder.encode(String.valueOf(getId()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+
+    // add `name` to the URL query string
+    if (getName() != null) {
+      joiner.add(String.format("%s[name]=%s", prefix, URLEncoder.encode(String.valueOf(getName()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+
+    // add `size` to the URL query string
+    if (getSize() != null) {
+      joiner.add(String.format("%s[size]=%s", prefix, URLEncoder.encode(String.valueOf(getSize()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+
+    // add `color` to the URL query string
+    if (getColor() != null) {
+      joiner.add(String.format("%s[color]=%s", prefix, URLEncoder.encode(String.valueOf(getColor()), StandardCharsets.UTF_8).replaceAll("\\+", "%20")));
+    }
+
+    return joiner.toString();
+  }
+}
+

samples/client/echo_api/java/native/src/test/java/org/openapitools/client/CustomTest.java

@@ -90,6 +90,25 @@ public class CustomTest {
         Assert.assertEquals("/query/style_deepObject/explode_true/object?query_object[id]=12345&query_object[name]=Hello%20World&query_object[category][id]=987&query_object[category][name]=new%20category&query_object[photoUrls][0]=http%3A%2F%2Fa.com&query_object[photoUrls][1]=http%3A%2F%2Fb.com", p.path);
     }
 
+    /**
+     * Test query parameter(s)
+     * <p>
+     * Test query parameter(s)
+     *
+     * @throws ApiException if the Api call fails
+     */
+    @Test
+    public void testQueryStyleDeepObjectExplodeTrueObjectAllOf() throws ApiException {
+        BirdAndCategory queryObject = new BirdAndCategory().id(12345L).name("Hello World").
+                color("red").size("small");
+
+        Assert.assertEquals("query_object[size]=small&query_object[color]=red&query_object[id]=12345&query_object[name]=Hello%20World", queryObject.toUrlQueryString("query_object"));
+
+        String response = api.testQueryStyleDeepObjectExplodeTrueObjectAllOf(queryObject);
+        org.openapitools.client.EchoServerResponseParser p = new org.openapitools.client.EchoServerResponseParser(response);
+        Assert.assertEquals("/query/style_deepObject/explode_true/object/allOf?query_object[size]=small&query_object[color]=red&query_object[id]=12345&query_object[name]=Hello%20World", p.path);
+    }
+
     /**
      * Test query parameter(s)
      * <p>

samples/client/echo_api/java/native/src/test/java/org/openapitools/client/model/BirdAndCategoryTest.java

@@ -0,0 +1,72 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import com.fasterxml.jackson.annotation.JsonValue;
+import org.junit.Assert;
+import org.junit.Ignore;
+import org.junit.Test;
+
+
+/**
+ * Model tests for BirdAndCategory
+ */
+public class BirdAndCategoryTest {
+    private final BirdAndCategory model = new BirdAndCategory();
+
+    /**
+     * Model tests for BirdAndCategory
+     */
+    @Test
+    public void testBirdAndCategory() {
+        // TODO: test BirdAndCategory
+    }
+
+    /**
+     * Test the property 'size'
+     */
+    @Test
+    public void sizeTest() {
+        // TODO: test size
+    }
+
+    /**
+     * Test the property 'color'
+     */
+    @Test
+    public void colorTest() {
+        // TODO: test color
+    }
+
+    /**
+     * Test the property 'id'
+     */
+    @Test
+    public void idTest() {
+        // TODO: test id
+    }
+
+    /**
+     * Test the property 'name'
+     */
+    @Test
+    public void nameTest() {
+        // TODO: test name
+    }
+
+}

samples/client/echo_api/java/native/src/test/java/org/openapitools/client/model/BirdTest.java

@@ -0,0 +1,56 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import com.fasterxml.jackson.annotation.JsonValue;
+import org.junit.Assert;
+import org.junit.Ignore;
+import org.junit.Test;
+
+
+/**
+ * Model tests for Bird
+ */
+public class BirdTest {
+    private final Bird model = new Bird();
+
+    /**
+     * Model tests for Bird
+     */
+    @Test
+    public void testBird() {
+        // TODO: test Bird
+    }
+
+    /**
+     * Test the property 'size'
+     */
+    @Test
+    public void sizeTest() {
+        // TODO: test size
+    }
+
+    /**
+     * Test the property 'color'
+     */
+    @Test
+    public void colorTest() {
+        // TODO: test color
+    }
+
+}

samples/client/echo_api/java/native/src/test/java/org/openapitools/client/model/TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameterTest.java

@@ -0,0 +1,72 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import com.fasterxml.jackson.annotation.JsonValue;
+import org.junit.Assert;
+import org.junit.Ignore;
+import org.junit.Test;
+
+
+/**
+ * Model tests for TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter
+ */
+public class TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameterTest {
+    private final TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter model = new TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter();
+
+    /**
+     * Model tests for TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter
+     */
+    @Test
+    public void testTestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter() {
+        // TODO: test TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter
+    }
+
+    /**
+     * Test the property 'id'
+     */
+    @Test
+    public void idTest() {
+        // TODO: test id
+    }
+
+    /**
+     * Test the property 'name'
+     */
+    @Test
+    public void nameTest() {
+        // TODO: test name
+    }
+
+    /**
+     * Test the property 'size'
+     */
+    @Test
+    public void sizeTest() {
+        // TODO: test size
+    }
+
+    /**
+     * Test the property 'color'
+     */
+    @Test
+    public void colorTest() {
+        // TODO: test color
+    }
+
+}