Revert OpenAPITools#18724

Make JAX-RS spec BuilderImpl class final again

modules/openapi-generator/src/main/resources/JavaJaxRS/spec/pojo.mustache

@@ -166,7 +166,7 @@ public class {{classname}} {{#parent}}extends {{{.}}}{{/parent}} {{#vendorExtens
     return new {{classname}}BuilderImpl();
   }
 
-  private static class {{classname}}BuilderImpl extends {{classname}}Builder<{{classname}}, {{classname}}BuilderImpl> {
+  private static final class {{classname}}BuilderImpl extends {{classname}}Builder<{{classname}}, {{classname}}BuilderImpl> {
 
     @Override
     protected {{classname}}BuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/AdditionalPropertiesClass.java

@@ -452,7 +452,7 @@ private String toIndentedString(Object o) {
     return new AdditionalPropertiesClassBuilderImpl();
   }
 
-  private static class AdditionalPropertiesClassBuilderImpl extends AdditionalPropertiesClassBuilder<AdditionalPropertiesClass, AdditionalPropertiesClassBuilderImpl> {
+  private static final class AdditionalPropertiesClassBuilderImpl extends AdditionalPropertiesClassBuilder<AdditionalPropertiesClass, AdditionalPropertiesClassBuilderImpl> {
 
     @Override
     protected AdditionalPropertiesClassBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/Animal.java

@@ -122,7 +122,7 @@ private String toIndentedString(Object o) {
     return new AnimalBuilderImpl();
   }
 
-  private static class AnimalBuilderImpl extends AnimalBuilder<Animal, AnimalBuilderImpl> {
+  private static final class AnimalBuilderImpl extends AnimalBuilder<Animal, AnimalBuilderImpl> {
 
     @Override
     protected AnimalBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/ArrayOfArrayOfNumberOnly.java

@@ -110,7 +110,7 @@ private String toIndentedString(Object o) {
     return new ArrayOfArrayOfNumberOnlyBuilderImpl();
   }
 
-  private static class ArrayOfArrayOfNumberOnlyBuilderImpl extends ArrayOfArrayOfNumberOnlyBuilder<ArrayOfArrayOfNumberOnly, ArrayOfArrayOfNumberOnlyBuilderImpl> {
+  private static final class ArrayOfArrayOfNumberOnlyBuilderImpl extends ArrayOfArrayOfNumberOnlyBuilder<ArrayOfArrayOfNumberOnly, ArrayOfArrayOfNumberOnlyBuilderImpl> {
 
     @Override
     protected ArrayOfArrayOfNumberOnlyBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/ArrayOfNumberOnly.java

@@ -110,7 +110,7 @@ private String toIndentedString(Object o) {
     return new ArrayOfNumberOnlyBuilderImpl();
   }
 
-  private static class ArrayOfNumberOnlyBuilderImpl extends ArrayOfNumberOnlyBuilder<ArrayOfNumberOnly, ArrayOfNumberOnlyBuilderImpl> {
+  private static final class ArrayOfNumberOnlyBuilderImpl extends ArrayOfNumberOnlyBuilder<ArrayOfNumberOnly, ArrayOfNumberOnlyBuilderImpl> {
 
     @Override
     protected ArrayOfNumberOnlyBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/ArrayTest.java

@@ -188,7 +188,7 @@ private String toIndentedString(Object o) {
     return new ArrayTestBuilderImpl();
   }
 
-  private static class ArrayTestBuilderImpl extends ArrayTestBuilder<ArrayTest, ArrayTestBuilderImpl> {
+  private static final class ArrayTestBuilderImpl extends ArrayTestBuilder<ArrayTest, ArrayTestBuilderImpl> {
 
     @Override
     protected ArrayTestBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/BigCat.java

@@ -140,7 +140,7 @@ private String toIndentedString(Object o) {
     return new BigCatBuilderImpl();
   }
 
-  private static class BigCatBuilderImpl extends BigCatBuilder<BigCat, BigCatBuilderImpl> {
+  private static final class BigCatBuilderImpl extends BigCatBuilder<BigCat, BigCatBuilderImpl> {
 
     @Override
     protected BigCatBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/Capitalization.java

@@ -206,7 +206,7 @@ private String toIndentedString(Object o) {
     return new CapitalizationBuilderImpl();
   }
 
-  private static class CapitalizationBuilderImpl extends CapitalizationBuilder<Capitalization, CapitalizationBuilderImpl> {
+  private static final class CapitalizationBuilderImpl extends CapitalizationBuilder<Capitalization, CapitalizationBuilderImpl> {
 
     @Override
     protected CapitalizationBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/Cat.java

@@ -93,7 +93,7 @@ private String toIndentedString(Object o) {
     return new CatBuilderImpl();
   }
 
-  private static class CatBuilderImpl extends CatBuilder<Cat, CatBuilderImpl> {
+  private static final class CatBuilderImpl extends CatBuilder<Cat, CatBuilderImpl> {
 
     @Override
     protected CatBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/Category.java

@@ -113,7 +113,7 @@ private String toIndentedString(Object o) {
     return new CategoryBuilderImpl();
   }
 
-  private static class CategoryBuilderImpl extends CategoryBuilder<Category, CategoryBuilderImpl> {
+  private static final class CategoryBuilderImpl extends CategoryBuilder<Category, CategoryBuilderImpl> {
 
     @Override
     protected CategoryBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/ClassModel.java

@@ -92,7 +92,7 @@ private String toIndentedString(Object o) {
     return new ClassModelBuilderImpl();
   }
 
-  private static class ClassModelBuilderImpl extends ClassModelBuilder<ClassModel, ClassModelBuilderImpl> {
+  private static final class ClassModelBuilderImpl extends ClassModelBuilder<ClassModel, ClassModelBuilderImpl> {
 
     @Override
     protected ClassModelBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/Client.java

@@ -90,7 +90,7 @@ private String toIndentedString(Object o) {
     return new ClientBuilderImpl();
   }
 
-  private static class ClientBuilderImpl extends ClientBuilder<Client, ClientBuilderImpl> {
+  private static final class ClientBuilderImpl extends ClientBuilder<Client, ClientBuilderImpl> {
 
     @Override
     protected ClientBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/Dog.java

@@ -93,7 +93,7 @@ private String toIndentedString(Object o) {
     return new DogBuilderImpl();
   }
 
-  private static class DogBuilderImpl extends DogBuilder<Dog, DogBuilderImpl> {
+  private static final class DogBuilderImpl extends DogBuilder<Dog, DogBuilderImpl> {
 
     @Override
     protected DogBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/EnumArrays.java

@@ -226,7 +226,7 @@ private String toIndentedString(Object o) {
     return new EnumArraysBuilderImpl();
   }
 
-  private static class EnumArraysBuilderImpl extends EnumArraysBuilder<EnumArrays, EnumArraysBuilderImpl> {
+  private static final class EnumArraysBuilderImpl extends EnumArraysBuilder<EnumArrays, EnumArraysBuilderImpl> {
 
     @Override
     protected EnumArraysBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/EnumTest.java

@@ -372,7 +372,7 @@ private String toIndentedString(Object o) {
     return new EnumTestBuilderImpl();
   }
 
-  private static class EnumTestBuilderImpl extends EnumTestBuilder<EnumTest, EnumTestBuilderImpl> {
+  private static final class EnumTestBuilderImpl extends EnumTestBuilder<EnumTest, EnumTestBuilderImpl> {
 
     @Override
     protected EnumTestBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/FileSchemaTestClass.java

@@ -133,7 +133,7 @@ private String toIndentedString(Object o) {
     return new FileSchemaTestClassBuilderImpl();
   }
 
-  private static class FileSchemaTestClassBuilderImpl extends FileSchemaTestClassBuilder<FileSchemaTestClass, FileSchemaTestClassBuilderImpl> {
+  private static final class FileSchemaTestClassBuilderImpl extends FileSchemaTestClassBuilder<FileSchemaTestClass, FileSchemaTestClassBuilderImpl> {
 
     @Override
     protected FileSchemaTestClassBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/FormatTest.java

@@ -406,7 +406,7 @@ private String toIndentedString(Object o) {
     return new FormatTestBuilderImpl();
   }
 
-  private static class FormatTestBuilderImpl extends FormatTestBuilder<FormatTest, FormatTestBuilderImpl> {
+  private static final class FormatTestBuilderImpl extends FormatTestBuilder<FormatTest, FormatTestBuilderImpl> {
 
     @Override
     protected FormatTestBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/HasOnlyReadOnly.java

@@ -114,7 +114,7 @@ private String toIndentedString(Object o) {
     return new HasOnlyReadOnlyBuilderImpl();
   }
 
-  private static class HasOnlyReadOnlyBuilderImpl extends HasOnlyReadOnlyBuilder<HasOnlyReadOnly, HasOnlyReadOnlyBuilderImpl> {
+  private static final class HasOnlyReadOnlyBuilderImpl extends HasOnlyReadOnlyBuilder<HasOnlyReadOnly, HasOnlyReadOnlyBuilderImpl> {
 
     @Override
     protected HasOnlyReadOnlyBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/MapTest.java

@@ -272,7 +272,7 @@ private String toIndentedString(Object o) {
     return new MapTestBuilderImpl();
   }
 
-  private static class MapTestBuilderImpl extends MapTestBuilder<MapTest, MapTestBuilderImpl> {
+  private static final class MapTestBuilderImpl extends MapTestBuilder<MapTest, MapTestBuilderImpl> {
 
     @Override
     protected MapTestBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/MixedPropertiesAndAdditionalPropertiesClass.java

@@ -157,7 +157,7 @@ private String toIndentedString(Object o) {
     return new MixedPropertiesAndAdditionalPropertiesClassBuilderImpl();
   }
 
-  private static class MixedPropertiesAndAdditionalPropertiesClassBuilderImpl extends MixedPropertiesAndAdditionalPropertiesClassBuilder<MixedPropertiesAndAdditionalPropertiesClass, MixedPropertiesAndAdditionalPropertiesClassBuilderImpl> {
+  private static final class MixedPropertiesAndAdditionalPropertiesClassBuilderImpl extends MixedPropertiesAndAdditionalPropertiesClassBuilder<MixedPropertiesAndAdditionalPropertiesClass, MixedPropertiesAndAdditionalPropertiesClassBuilderImpl> {
 
     @Override
     protected MixedPropertiesAndAdditionalPropertiesClassBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/Model200Response.java

@@ -116,7 +116,7 @@ private String toIndentedString(Object o) {
     return new Model200ResponseBuilderImpl();
   }
 
-  private static class Model200ResponseBuilderImpl extends Model200ResponseBuilder<Model200Response, Model200ResponseBuilderImpl> {
+  private static final class Model200ResponseBuilderImpl extends Model200ResponseBuilder<Model200Response, Model200ResponseBuilderImpl> {
 
     @Override
     protected Model200ResponseBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/ModelApiResponse.java

@@ -137,7 +137,7 @@ private String toIndentedString(Object o) {
     return new ModelApiResponseBuilderImpl();
   }
 
-  private static class ModelApiResponseBuilderImpl extends ModelApiResponseBuilder<ModelApiResponse, ModelApiResponseBuilderImpl> {
+  private static final class ModelApiResponseBuilderImpl extends ModelApiResponseBuilder<ModelApiResponse, ModelApiResponseBuilderImpl> {
 
     @Override
     protected ModelApiResponseBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/ModelFile.java

@@ -94,7 +94,7 @@ private String toIndentedString(Object o) {
     return new ModelFileBuilderImpl();
   }
 
-  private static class ModelFileBuilderImpl extends ModelFileBuilder<ModelFile, ModelFileBuilderImpl> {
+  private static final class ModelFileBuilderImpl extends ModelFileBuilder<ModelFile, ModelFileBuilderImpl> {
 
     @Override
     protected ModelFileBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/ModelList.java

@@ -91,7 +91,7 @@ private String toIndentedString(Object o) {
     return new ModelListBuilderImpl();
   }
 
-  private static class ModelListBuilderImpl extends ModelListBuilder<ModelList, ModelListBuilderImpl> {
+  private static final class ModelListBuilderImpl extends ModelListBuilder<ModelList, ModelListBuilderImpl> {
 
     @Override
     protected ModelListBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/ModelReturn.java

@@ -93,7 +93,7 @@ private String toIndentedString(Object o) {
     return new ModelReturnBuilderImpl();
   }
 
-  private static class ModelReturnBuilderImpl extends ModelReturnBuilder<ModelReturn, ModelReturnBuilderImpl> {
+  private static final class ModelReturnBuilderImpl extends ModelReturnBuilder<ModelReturn, ModelReturnBuilderImpl> {
 
     @Override
     protected ModelReturnBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/Name.java

@@ -161,7 +161,7 @@ private String toIndentedString(Object o) {
     return new NameBuilderImpl();
   }
 
-  private static class NameBuilderImpl extends NameBuilder<Name, NameBuilderImpl> {
+  private static final class NameBuilderImpl extends NameBuilder<Name, NameBuilderImpl> {
 
     @Override
     protected NameBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/NumberOnly.java

@@ -91,7 +91,7 @@ private String toIndentedString(Object o) {
     return new NumberOnlyBuilderImpl();
   }
 
-  private static class NumberOnlyBuilderImpl extends NumberOnlyBuilder<NumberOnly, NumberOnlyBuilderImpl> {
+  private static final class NumberOnlyBuilderImpl extends NumberOnlyBuilder<NumberOnly, NumberOnlyBuilderImpl> {
 
     @Override
     protected NumberOnlyBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/Order.java

@@ -254,7 +254,7 @@ private String toIndentedString(Object o) {
     return new OrderBuilderImpl();
   }
 
-  private static class OrderBuilderImpl extends OrderBuilder<Order, OrderBuilderImpl> {
+  private static final class OrderBuilderImpl extends OrderBuilder<Order, OrderBuilderImpl> {
 
     @Override
     protected OrderBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/OuterComposite.java

@@ -137,7 +137,7 @@ private String toIndentedString(Object o) {
     return new OuterCompositeBuilderImpl();
   }
 
-  private static class OuterCompositeBuilderImpl extends OuterCompositeBuilder<OuterComposite, OuterCompositeBuilderImpl> {
+  private static final class OuterCompositeBuilderImpl extends OuterCompositeBuilder<OuterComposite, OuterCompositeBuilderImpl> {
 
     @Override
     protected OuterCompositeBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/Pet.java

@@ -294,7 +294,7 @@ private String toIndentedString(Object o) {
     return new PetBuilderImpl();
   }
 
-  private static class PetBuilderImpl extends PetBuilder<Pet, PetBuilderImpl> {
+  private static final class PetBuilderImpl extends PetBuilder<Pet, PetBuilderImpl> {
 
     @Override
     protected PetBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/ReadOnlyFirst.java

@@ -113,7 +113,7 @@ private String toIndentedString(Object o) {
     return new ReadOnlyFirstBuilderImpl();
   }
 
-  private static class ReadOnlyFirstBuilderImpl extends ReadOnlyFirstBuilder<ReadOnlyFirst, ReadOnlyFirstBuilderImpl> {
+  private static final class ReadOnlyFirstBuilderImpl extends ReadOnlyFirstBuilder<ReadOnlyFirst, ReadOnlyFirstBuilderImpl> {
 
     @Override
     protected ReadOnlyFirstBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/SpecialModelName.java

@@ -91,7 +91,7 @@ private String toIndentedString(Object o) {
     return new SpecialModelNameBuilderImpl();
   }
 
-  private static class SpecialModelNameBuilderImpl extends SpecialModelNameBuilder<SpecialModelName, SpecialModelNameBuilderImpl> {
+  private static final class SpecialModelNameBuilderImpl extends SpecialModelNameBuilder<SpecialModelName, SpecialModelNameBuilderImpl> {
 
     @Override
     protected SpecialModelNameBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/Tag.java

@@ -113,7 +113,7 @@ private String toIndentedString(Object o) {
     return new TagBuilderImpl();
   }
 
-  private static class TagBuilderImpl extends TagBuilder<Tag, TagBuilderImpl> {
+  private static final class TagBuilderImpl extends TagBuilder<Tag, TagBuilderImpl> {
 
     @Override
     protected TagBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/TypeHolderDefault.java

@@ -202,7 +202,7 @@ private String toIndentedString(Object o) {
     return new TypeHolderDefaultBuilderImpl();
   }
 
-  private static class TypeHolderDefaultBuilderImpl extends TypeHolderDefaultBuilder<TypeHolderDefault, TypeHolderDefaultBuilderImpl> {
+  private static final class TypeHolderDefaultBuilderImpl extends TypeHolderDefaultBuilder<TypeHolderDefault, TypeHolderDefaultBuilderImpl> {
 
     @Override
     protected TypeHolderDefaultBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/TypeHolderExample.java

@@ -225,7 +225,7 @@ private String toIndentedString(Object o) {
     return new TypeHolderExampleBuilderImpl();
   }
 
-  private static class TypeHolderExampleBuilderImpl extends TypeHolderExampleBuilder<TypeHolderExample, TypeHolderExampleBuilderImpl> {
+  private static final class TypeHolderExampleBuilderImpl extends TypeHolderExampleBuilder<TypeHolderExample, TypeHolderExampleBuilderImpl> {
 
     @Override
     protected TypeHolderExampleBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/User.java

@@ -252,7 +252,7 @@ private String toIndentedString(Object o) {
     return new UserBuilderImpl();
   }
 
-  private static class UserBuilderImpl extends UserBuilder<User, UserBuilderImpl> {
+  private static final class UserBuilderImpl extends UserBuilder<User, UserBuilderImpl> {
 
     @Override
     protected UserBuilderImpl self() {

samples/server/petstore/jaxrs-spec-jakarta/src/gen/java/org/openapitools/model/XmlItem.java

@@ -882,7 +882,7 @@ private String toIndentedString(Object o) {
     return new XmlItemBuilderImpl();
   }
 
-  private static class XmlItemBuilderImpl extends XmlItemBuilder<XmlItem, XmlItemBuilderImpl> {
+  private static final class XmlItemBuilderImpl extends XmlItemBuilder<XmlItem, XmlItemBuilderImpl> {
 
     @Override
     protected XmlItemBuilderImpl self() {

samples/server/petstore/jaxrs-spec-microprofile-openapi-annotations/src/gen/java/org/openapitools/model/AdditionalPropertiesClass.java

@@ -450,7 +450,7 @@ private String toIndentedString(Object o) {
     return new AdditionalPropertiesClassBuilderImpl();
   }
 
-  private static class AdditionalPropertiesClassBuilderImpl extends AdditionalPropertiesClassBuilder<AdditionalPropertiesClass, AdditionalPropertiesClassBuilderImpl> {
+  private static final class AdditionalPropertiesClassBuilderImpl extends AdditionalPropertiesClassBuilder<AdditionalPropertiesClass, AdditionalPropertiesClassBuilderImpl> {
 
     @Override
     protected AdditionalPropertiesClassBuilderImpl self() {

samples/server/petstore/jaxrs-spec-microprofile-openapi-annotations/src/gen/java/org/openapitools/model/Animal.java

@@ -120,7 +120,7 @@ private String toIndentedString(Object o) {
     return new AnimalBuilderImpl();
   }
 
-  private static class AnimalBuilderImpl extends AnimalBuilder<Animal, AnimalBuilderImpl> {
+  private static final class AnimalBuilderImpl extends AnimalBuilder<Animal, AnimalBuilderImpl> {
 
     @Override
     protected AnimalBuilderImpl self() {

samples/server/petstore/jaxrs-spec-microprofile-openapi-annotations/src/gen/java/org/openapitools/model/ArrayOfArrayOfNumberOnly.java

@@ -108,7 +108,7 @@ private String toIndentedString(Object o) {
     return new ArrayOfArrayOfNumberOnlyBuilderImpl();
   }
 
-  private static class ArrayOfArrayOfNumberOnlyBuilderImpl extends ArrayOfArrayOfNumberOnlyBuilder<ArrayOfArrayOfNumberOnly, ArrayOfArrayOfNumberOnlyBuilderImpl> {
+  private static final class ArrayOfArrayOfNumberOnlyBuilderImpl extends ArrayOfArrayOfNumberOnlyBuilder<ArrayOfArrayOfNumberOnly, ArrayOfArrayOfNumberOnlyBuilderImpl> {
 
     @Override
     protected ArrayOfArrayOfNumberOnlyBuilderImpl self() {

samples/server/petstore/jaxrs-spec-microprofile-openapi-annotations/src/gen/java/org/openapitools/model/ArrayOfNumberOnly.java

@@ -108,7 +108,7 @@ private String toIndentedString(Object o) {
     return new ArrayOfNumberOnlyBuilderImpl();
   }
 
-  private static class ArrayOfNumberOnlyBuilderImpl extends ArrayOfNumberOnlyBuilder<ArrayOfNumberOnly, ArrayOfNumberOnlyBuilderImpl> {
+  private static final class ArrayOfNumberOnlyBuilderImpl extends ArrayOfNumberOnlyBuilder<ArrayOfNumberOnly, ArrayOfNumberOnlyBuilderImpl> {
 
     @Override
     protected ArrayOfNumberOnlyBuilderImpl self() {

samples/server/petstore/jaxrs-spec-microprofile-openapi-annotations/src/gen/java/org/openapitools/model/ArrayTest.java

@@ -186,7 +186,7 @@ private String toIndentedString(Object o) {
     return new ArrayTestBuilderImpl();
   }
 
-  private static class ArrayTestBuilderImpl extends ArrayTestBuilder<ArrayTest, ArrayTestBuilderImpl> {
+  private static final class ArrayTestBuilderImpl extends ArrayTestBuilder<ArrayTest, ArrayTestBuilderImpl> {
 
     @Override
     protected ArrayTestBuilderImpl self() {

samples/server/petstore/jaxrs-spec-microprofile-openapi-annotations/src/gen/java/org/openapitools/model/BigCat.java

@@ -138,7 +138,7 @@ private String toIndentedString(Object o) {
     return new BigCatBuilderImpl();
   }
 
-  private static class BigCatBuilderImpl extends BigCatBuilder<BigCat, BigCatBuilderImpl> {
+  private static final class BigCatBuilderImpl extends BigCatBuilder<BigCat, BigCatBuilderImpl> {
 
     @Override
     protected BigCatBuilderImpl self() {

samples/server/petstore/jaxrs-spec-microprofile-openapi-annotations/src/gen/java/org/openapitools/model/Capitalization.java

@@ -204,7 +204,7 @@ private String toIndentedString(Object o) {
     return new CapitalizationBuilderImpl();
   }
 
-  private static class CapitalizationBuilderImpl extends CapitalizationBuilder<Capitalization, CapitalizationBuilderImpl> {
+  private static final class CapitalizationBuilderImpl extends CapitalizationBuilder<Capitalization, CapitalizationBuilderImpl> {
 
     @Override
     protected CapitalizationBuilderImpl self() {