Add x-implements for java enums (#20778)

Author: jpfinne

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

@@ -1113,7 +1113,7 @@ public ModelsMap postProcessModels(ModelsMap objs) {
  cm.anyOf.remove("ModelNull");
  }
  }
- if (this.parcelableModel) {
+ if (this.parcelableModel && !cm.isEnum) {
  ((ArrayList<String>) cm.getVendorExtensions().get("x-implements")).add("Parcelable");
  }
  }

modules/openapi-generator/src/main/resources/Java/libraries/microprofile/enumClass.mustache

@@ -8,7 +8,7 @@
  @JsonbTypeDeserializer({{datatypeWithEnum}}.Deserializer.class)
  {{/jsonb}}
 {{/withXml}}
- {{>additionalEnumTypeAnnotations}}public enum {{datatypeWithEnum}} {
+ {{>additionalEnumTypeAnnotations}}public enum {{datatypeWithEnum}}{{#vendorExtensions.x-implements}}{{#-first}} implements {{{.}}}{{/-first}}{{^-first}}, {{{.}}}{{/-first}}{{/vendorExtensions.x-implements}} {
 
  {{#allowableValues}}
  {{#withXml}}

modules/openapi-generator/src/main/resources/Java/libraries/microprofile/enumOuterClass.mustache

@@ -13,7 +13,7 @@ import java.net.URI;
 @JsonbTypeSerializer({{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{{classname}}}{{/datatypeWithEnum}}.Serializer.class)
 @JsonbTypeDeserializer({{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{{classname}}}{{/datatypeWithEnum}}.Deserializer.class)
 {{/jsonb}}
-{{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{{classname}}}{{/datatypeWithEnum}} {
+{{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{{classname}}}{{/datatypeWithEnum}}{{#vendorExtensions.x-implements}}{{#-first}} implements {{{.}}}{{/-first}}{{^-first}}, {{{.}}}{{/-first}}{{/vendorExtensions.x-implements}} {
  {{#gson}}
  {{#allowableValues}}{{#enumVars}}
  @SerializedName({{#isInteger}}"{{/isInteger}}{{#isDouble}}"{{/isDouble}}{{#isLong}}"{{/isLong}}{{#isFloat}}"{{/isFloat}}{{{value}}}{{#isInteger}}"{{/isInteger}}{{#isDouble}}"{{/isDouble}}{{#isLong}}"{{/isLong}}{{#isFloat}}"{{/isFloat}})

modules/openapi-generator/src/main/resources/Java/libraries/native/modelEnum.mustache

@@ -23,7 +23,7 @@ import java.net.URI;
 @JsonbTypeSerializer({{datatypeWithEnum}}.Serializer.class)
 @JsonbTypeDeserializer({{datatypeWithEnum}}.Deserializer.class)
 {{/jsonb}}
-{{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{{classname}}}{{/datatypeWithEnum}} {
+{{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{{classname}}}{{/datatypeWithEnum}}{{#vendorExtensions.x-implements}}{{#-first}} implements {{{.}}}{{/-first}}{{^-first}}, {{{.}}}{{/-first}}{{/vendorExtensions.x-implements}} {
  {{#allowableValues}}{{#enumVars}}
  {{#enumDescription}}
  /**

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

@@ -12,7 +12,7 @@ import com.google.gson.stream.JsonWriter;
  * {{description}}{{^description}}Gets or Sets {{{name}}}{{/description}}
  */
 @JsonAdapter({{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{{classname}}}{{/datatypeWithEnum}}.Adapter.class)
-{{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{{classname}}}{{/datatypeWithEnum}} {
+{{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{{classname}}}{{/datatypeWithEnum}}{{#vendorExtensions.x-implements}}{{#-first}} implements {{{.}}}{{/-first}}{{^-first}}, {{{.}}}{{/-first}}{{/vendorExtensions.x-implements}} {
  {{#allowableValues}}{{#enumVars}}
  {{#enumDescription}}
  /**

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

@@ -6,7 +6,7 @@
  @XmlType(name="{{datatypeWithEnum}}")
  @XmlEnum({{dataType}}.class)
 {{/withXml}}
- {{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{classname}}{{/datatypeWithEnum}} {
+ {{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{classname}}{{/datatypeWithEnum}}{{#vendorExtensions.x-implements}}{{#-first}} implements {{{.}}}{{/-first}}{{^-first}}, {{{.}}}{{/-first}}{{/vendorExtensions.x-implements}} {
  {{#allowableValues}}
  {{#enumVars}}
  {{#enumDescription}}

modules/openapi-generator/src/main/resources/Java/modelEnum.mustache

@@ -23,7 +23,7 @@ import java.net.URI;
 @JsonbTypeSerializer({{datatypeWithEnum}}.Serializer.class)
 @JsonbTypeDeserializer({{datatypeWithEnum}}.Deserializer.class)
 {{/jsonb}}
-{{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{{classname}}}{{/datatypeWithEnum}} {
+{{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{{classname}}}{{/datatypeWithEnum}}{{#vendorExtensions.x-implements}}{{#-first}} implements {{{.}}}{{/-first}}{{^-first}}, {{{.}}}{{/-first}}{{/vendorExtensions.x-implements}} {
  {{#allowableValues}}{{#enumVars}}
  {{#enumDescription}}
  /**

modules/openapi-generator/src/main/resources/Java/modelInnerEnum.mustache

@@ -12,7 +12,7 @@
  @XmlType(name="{{datatypeWithEnum}}")
  @XmlEnum({{dataType}}.class)
 {{/withXml}}
- {{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{classname}}{{/datatypeWithEnum}} {
+ {{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{classname}}{{/datatypeWithEnum}}{{#vendorExtensions.x-implements}}{{#-first}} implements {{{.}}}{{/-first}}{{^-first}}, {{{.}}}{{/-first}}{{/vendorExtensions.x-implements}} {
  {{#allowableValues}}
  {{#enumVars}}
  {{#enumDescription}}

modules/openapi-generator/src/main/resources/JavaSpring/enumClass.mustache

@@ -1,7 +1,7 @@
  /**
  * {{^description}}Gets or Sets {{{name}}}{{/description}}{{{description}}}
  */
- {{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{classname}}{{/datatypeWithEnum}} {
+ {{>additionalEnumTypeAnnotations}}public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{classname}}{{/datatypeWithEnum}}{{#vendorExtensions.x-implements}}{{#-first}} implements {{{.}}}{{/-first}}{{^-first}}, {{{.}}}{{/-first}}{{/vendorExtensions.x-implements}} {
  {{#gson}}
  {{#allowableValues}}
  {{#enumVars}}

modules/openapi-generator/src/main/resources/JavaSpring/enumOuterClass.mustache

@@ -8,7 +8,7 @@ import com.fasterxml.jackson.annotation.JsonValue;
  */
 {{>additionalEnumTypeAnnotations}}
 {{>generatedAnnotation}}
-public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{{classname}}}{{/datatypeWithEnum}} {
+public enum {{{datatypeWithEnum}}}{{^datatypeWithEnum}}{{{classname}}}{{/datatypeWithEnum}}{{#vendorExtensions.x-implements}}{{#-first}} implements {{{.}}}{{/-first}}{{^-first}}, {{{.}}}{{/-first}}{{/vendorExtensions.x-implements}} {
  {{#gson}}
  {{#allowableValues}}{{#enumVars}}
  {{#enumDescription}}