com.google.auto.value.AutoValue Java Examples

The following examples show how to use com.google.auto.value.AutoValue. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example #1

Source File: AutoCodecProcessor.java From bazel with Apache License 2.0

6 votes

private TypeSpec.Builder buildClassWithInstantiatorStrategy(
    TypeElement encodedType, AutoCodec annotation) throws SerializationProcessingFailedException {
  ExecutableElement constructor = selectInstantiator(encodedType);
  List<? extends VariableElement> fields = constructor.getParameters();

  TypeSpec.Builder codecClassBuilder =
      AutoCodecUtil.initializeCodecClassBuilder(encodedType, env);

  if (encodedType.getAnnotation(AutoValue.class) == null) {
    initializeUnsafeOffsets(codecClassBuilder, encodedType, fields);
    codecClassBuilder.addMethod(
        buildSerializeMethodWithInstantiator(encodedType, fields, annotation));
  } else {
    codecClassBuilder.addMethod(
        buildSerializeMethodWithInstantiatorForAutoValue(encodedType, fields, annotation));
  }

  MethodSpec.Builder deserializeBuilder =
      AutoCodecUtil.initializeDeserializeMethodBuilder(encodedType, env);
  buildDeserializeBody(deserializeBuilder, fields);
  addReturnNew(deserializeBuilder, encodedType, constructor, /*builderVar=*/ null, env);
  codecClassBuilder.addMethod(deserializeBuilder.build());

  return codecClassBuilder;
}

Example #2

Source File: EncodableProcessor.java From firebase-android-sdk with Apache License 2.0

4 votes

private Optional<TypeSpec> autoValueSupport(
    String rootPackageName,
    String containingClassName,
    Encoder encoder,
    MethodSpec.Builder configureMethod) {
  Element element = types.asElement(encoder.type());
  AutoValue autoValue = element.getAnnotation(AutoValue.class);
  if (autoValue == null) {
    return Optional.empty();
  }

  String typePackageName = Names.packageName(element);
  ClassName autoValueClass =
      ClassName.get(
          typePackageName,
          Names.autoValueClassName(types.asElement(types.erasure(encoder.type()))));

  if (rootPackageName.equals(typePackageName)) {
    configureMethod.addCode(
        "cfg.registerEncoder($T.class, $N.INSTANCE);\n", autoValueClass, encoder.code());
    return Optional.empty();
  }

  // the generated class has a rather long name but provides uniqueness guarantees.
  TypeSpec supportClass =
      TypeSpec.classBuilder(
              String.format(
                  "Encodable%s%s%sAutoValueSupport",
                  packageNameToCamelCase(rootPackageName),
                  containingClassName,
                  Names.generatedClassName(element)))
          .addModifiers(Modifier.FINAL, Modifier.PUBLIC)
          .addField(
              FieldSpec.builder(
                      ParameterizedTypeName.get(
                          ClassName.get(Class.class),
                          WildcardTypeName.subtypeOf(TypeName.get(encoder.type()))),
                      "TYPE",
                      Modifier.PUBLIC,
                      Modifier.STATIC,
                      Modifier.FINAL)
                  .initializer("$T.class", autoValueClass)
                  .build())
          .build();

  configureMethod.addCode(
      "cfg.registerEncoder($L.$N.TYPE, $N.INSTANCE);\n",
      typePackageName,
      supportClass,
      encoder.code());

  return Optional.of(supportClass);
}

Example #3