[JAVA] Generated api client doesn't work for plain text body types (#12993)

Co-authored-by: Ilya Kuchmin <kuchmin@haulmont.com>

modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/ApiClient.mustache

@@ -1084,6 +1084,8 @@ public class ApiClient {
                 content = null;
             }
             return RequestBody.create(content, MediaType.parse(contentType));
+        } else if (obj instanceof String) {
+            return RequestBody.create(MediaType.parse(contentType), (String) obj);
         } else {
             throw new ApiException("Content type \"" + contentType + "\" is not supported");
         }

samples/client/others/java/okhttp-gson-streaming/src/main/java/org/openapitools/client/ApiClient.java

@@ -881,6 +881,8 @@ public class ApiClient {
                 content = null;
             }
             return RequestBody.create(content, MediaType.parse(contentType));
+        } else if (obj instanceof String) {
+            return RequestBody.create(MediaType.parse(contentType), (String) obj);
         } else {
             throw new ApiException("Content type \"" + contentType + "\" is not supported");
         }

samples/client/petstore/java/okhttp-gson-dynamicOperations/src/main/java/org/openapitools/client/ApiClient.java

@@ -982,6 +982,8 @@ public class ApiClient {
                 content = null;
             }
             return RequestBody.create(content, MediaType.parse(contentType));
+        } else if (obj instanceof String) {
+            return RequestBody.create(MediaType.parse(contentType), (String) obj);
         } else {
             throw new ApiException("Content type \"" + contentType + "\" is not supported");
         }

samples/client/petstore/java/okhttp-gson-group-parameter/src/main/java/org/openapitools/client/ApiClient.java

@@ -977,6 +977,8 @@ public class ApiClient {
                 content = null;
             }
             return RequestBody.create(content, MediaType.parse(contentType));
+        } else if (obj instanceof String) {
+            return RequestBody.create(MediaType.parse(contentType), (String) obj);
         } else {
             throw new ApiException("Content type \"" + contentType + "\" is not supported");
         }

samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/ApiClient.java

@@ -983,6 +983,8 @@ public class ApiClient {
                 content = null;
             }
             return RequestBody.create(content, MediaType.parse(contentType));
+        } else if (obj instanceof String) {
+            return RequestBody.create(MediaType.parse(contentType), (String) obj);
         } else {
             throw new ApiException("Content type \"" + contentType + "\" is not supported");
         }

samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/ApiClient.java

@@ -1002,6 +1002,8 @@ public class ApiClient {
                 content = null;
             }
             return RequestBody.create(content, MediaType.parse(contentType));
+        } else if (obj instanceof String) {
+            return RequestBody.create(MediaType.parse(contentType), (String) obj);
         } else {
             throw new ApiException("Content type \"" + contentType + "\" is not supported");
         }

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/AdditionalPropertiesAnyType.java

@@ -28,6 +28,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * AdditionalPropertiesAnyType

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/AdditionalPropertiesArray.java

@@ -29,6 +29,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * AdditionalPropertiesArray

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/AdditionalPropertiesBoolean.java

@@ -28,6 +28,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * AdditionalPropertiesBoolean

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/AdditionalPropertiesClass.java

@@ -30,6 +30,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * AdditionalPropertiesClass

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/AdditionalPropertiesInteger.java

@@ -28,6 +28,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * AdditionalPropertiesInteger

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/AdditionalPropertiesNumber.java

@@ -29,6 +29,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * AdditionalPropertiesNumber

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/AdditionalPropertiesObject.java

@@ -28,6 +28,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * AdditionalPropertiesObject

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/AdditionalPropertiesString.java

@@ -28,6 +28,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * AdditionalPropertiesString

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/Animal.java

@@ -32,6 +32,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Animal

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/ArrayOfArrayOfNumberOnly.java

@@ -29,6 +29,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * ArrayOfArrayOfNumberOnly

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/ArrayOfNumberOnly.java

@@ -29,6 +29,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * ArrayOfNumberOnly

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/ArrayTest.java

@@ -29,6 +29,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * ArrayTest

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/BigCat.java

@@ -30,6 +30,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * BigCat

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/BigCatAllOf.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * BigCatAllOf

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/Capitalization.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Capitalization

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/Cat.java

@@ -31,6 +31,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Cat

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/CatAllOf.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * CatAllOf

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/Category.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Category

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/ClassModel.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Model for testing model with \"_class\" property

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/Client.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Client

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/Dog.java

@@ -30,6 +30,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Dog

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/DogAllOf.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * DogAllOf

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/EnumArrays.java

@@ -28,6 +28,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * EnumArrays

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/EnumClass.java

@@ -19,6 +19,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonValue;

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/EnumTest.java

@@ -27,6 +27,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * EnumTest

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/FileSchemaTestClass.java

@@ -29,6 +29,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * FileSchemaTestClass

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/FormatTest.java

@@ -31,6 +31,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * FormatTest
@@ -99,6 +101,7 @@ public class FormatTest {
 
   public static final String JSON_PROPERTY_DATE_TIME = "dateTime";
   @XmlElement(name = "dateTime")
+  @XmlJavaTypeAdapter(OffsetDateTimeXmlAdapter.class)
   private OffsetDateTime dateTime;
 
   public static final String JSON_PROPERTY_UUID = "uuid";

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/HasOnlyReadOnly.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * HasOnlyReadOnly

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/MapTest.java

@@ -28,6 +28,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * MapTest

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/MixedPropertiesAndAdditionalPropertiesClass.java

@@ -31,6 +31,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * MixedPropertiesAndAdditionalPropertiesClass
@@ -51,6 +53,7 @@ public class MixedPropertiesAndAdditionalPropertiesClass {
 
   public static final String JSON_PROPERTY_DATE_TIME = "dateTime";
   @XmlElement(name = "dateTime")
+  @XmlJavaTypeAdapter(OffsetDateTimeXmlAdapter.class)
   private OffsetDateTime dateTime;
 
   public static final String JSON_PROPERTY_MAP = "map";

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/Model200Response.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Model for testing model name starting with number

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/ModelApiResponse.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * ModelApiResponse

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/ModelFile.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Must be named `File` for test.

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/ModelList.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * ModelList

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/ModelReturn.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Model for testing reserved words

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/Name.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Model for testing model name same as property name

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/NumberOnly.java

@@ -27,6 +27,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * NumberOnly

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/Order.java

@@ -27,6 +27,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Order
@@ -58,6 +60,7 @@ public class Order {
 
   public static final String JSON_PROPERTY_SHIP_DATE = "shipDate";
   @XmlElement(name = "shipDate")
+  @XmlJavaTypeAdapter(OffsetDateTimeXmlAdapter.class)
   private OffsetDateTime shipDate;
 
   /**

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/OuterComposite.java

@@ -27,6 +27,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * OuterComposite

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/OuterEnum.java

@@ -19,6 +19,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonValue;

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/Pet.java

@@ -33,6 +33,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Pet

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/ReadOnlyFirst.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * ReadOnlyFirst

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/SpecialModelName.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * SpecialModelName

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/Tag.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * Tag

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/TypeHolderDefault.java

@@ -29,6 +29,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * TypeHolderDefault

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/TypeHolderExample.java

@@ -29,6 +29,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * TypeHolderExample

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/User.java

@@ -26,6 +26,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * User

samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/model/XmlItem.java

@@ -29,6 +29,8 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import com.fasterxml.jackson.dataformat.xml.annotation.*;
 import javax.xml.bind.annotation.*;
+import javax.xml.bind.annotation.adapters.*;
+import io.github.threetenjaxb.core.*;
 
 /**
  * XmlItem