Recommended.Proto2.JsonInput.FieldNameExtension.Validator Recommended.Proto3.JsonInput.IgnoreUnknownEnumStringValueInMapValue.ProtobufOutput Recommended.Proto3.JsonInput.IgnoreUnknownEnumStringValueInRepeatedField.ProtobufOutput Required.Proto2.JsonInput.StoresDefaultPrimitive.Validator Recommended.ValueRejectInfNumberValue.JsonOutput Recommended.ValueRejectNanNumberValue.JsonOutput