Regenerate samples

samples/client/petstore/groovy/src/main/groovy/org/openapitools/model/Pet.groovy

@@ -13,7 +13,7 @@ class Pet {
 
     Long id
 
-    Category category = null
+    Category category
 
     String name
 

samples/client/petstore/java/feign/pom.xml

@@ -236,6 +236,11 @@
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
             <version>${jackson-databind-version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.openapitools</groupId>
+            <artifactId>jackson-databind-nullable</artifactId>
+            <version>${jackson-databind-nullable-version}</version>
         </dependency>
             <dependency>
                 <groupId>com.github.joschi.jackson</groupId>
@@ -277,6 +282,7 @@
         <feign-version>9.7.0</feign-version>
         <feign-form-version>2.1.0</feign-form-version>
         <jackson-version>2.9.9</jackson-version>
+        <jackson-databind-nullable-version>0.2.0</jackson-databind-nullable-version>
         <jackson-databind-version>2.9.9</jackson-databind-version>
         <jackson-threetenbp-version>2.6.4</jackson-threetenbp-version>
         <junit-version>4.12</junit-version>

samples/client/petstore/java/feign/src/main/java/org/openapitools/client/ApiClient.java

@@ -10,6 +10,7 @@
 import com.fasterxml.jackson.databind.DeserializationFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.SerializationFeature;
+import org.openapitools.jackson.nullable.JsonNullableModule;
 import com.fasterxml.jackson.datatype.threetenbp.ThreeTenModule;
 
 import feign.Feign;
@@ -143,6 +144,8 @@ private ObjectMapper createObjectMapper() {
     module.addDeserializer(OffsetDateTime.class, CustomInstantDeserializer.OFFSET_DATE_TIME);
     module.addDeserializer(ZonedDateTime.class, CustomInstantDeserializer.ZONED_DATE_TIME);
     objectMapper.registerModule(module);
+    JsonNullableModule jnm = new JsonNullableModule();
+    objectMapper.registerModule(jnm);
     return objectMapper;
   }
 

samples/client/petstore/java/feign/src/main/java/org/openapitools/client/model/AdditionalPropertiesAnyType.java

@@ -15,6 +15,7 @@
 
 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.JsonValue;
@@ -29,10 +30,11 @@
 
 public class AdditionalPropertiesAnyType extends HashMap<String, Object> {
   public static final String JSON_PROPERTY_NAME = "name";
-  @JsonProperty(JSON_PROPERTY_NAME)
   private String name;
 
+
   public AdditionalPropertiesAnyType name(String name) {
+
     this.name = name;
     return this;
   }
@@ -43,10 +45,15 @@ public AdditionalPropertiesAnyType name(String name) {
   **/
   @javax.annotation.Nullable
   @ApiModelProperty(value = "")
+  @JsonProperty(JSON_PROPERTY_NAME)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
   public String getName() {
     return name;
   }
 
+
+
   public void setName(String name) {
     this.name = name;
   }

samples/client/petstore/java/feign/src/main/java/org/openapitools/client/model/AdditionalPropertiesArray.java

@@ -15,6 +15,7 @@
 
 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.JsonValue;
@@ -30,10 +31,11 @@
 
 public class AdditionalPropertiesArray extends HashMap<String, List> {
   public static final String JSON_PROPERTY_NAME = "name";
-  @JsonProperty(JSON_PROPERTY_NAME)
   private String name;
 
+
   public AdditionalPropertiesArray name(String name) {
+
     this.name = name;
     return this;
   }
@@ -44,10 +46,15 @@ public AdditionalPropertiesArray name(String name) {
   **/
   @javax.annotation.Nullable
   @ApiModelProperty(value = "")
+  @JsonProperty(JSON_PROPERTY_NAME)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
   public String getName() {
     return name;
   }
 
+
+
   public void setName(String name) {
     this.name = name;
   }

samples/client/petstore/java/feign/src/main/java/org/openapitools/client/model/AdditionalPropertiesBoolean.java

@@ -15,6 +15,7 @@
 
 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.JsonValue;
@@ -29,10 +30,11 @@
 
 public class AdditionalPropertiesBoolean extends HashMap<String, Boolean> {
   public static final String JSON_PROPERTY_NAME = "name";
-  @JsonProperty(JSON_PROPERTY_NAME)
   private String name;
 
+
   public AdditionalPropertiesBoolean name(String name) {
+
     this.name = name;
     return this;
   }
@@ -43,10 +45,15 @@ public AdditionalPropertiesBoolean name(String name) {
   **/
   @javax.annotation.Nullable
   @ApiModelProperty(value = "")
+  @JsonProperty(JSON_PROPERTY_NAME)
+  @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS)
+
   public String getName() {
     return name;
   }
 
+
+
   public void setName(String name) {
     this.name = name;
   }