diff options
Diffstat (limited to 'src/google/protobuf/compiler/java/java_message_builder.cc')
| -rw-r--r-- | src/google/protobuf/compiler/java/java_message_builder.cc | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/src/google/protobuf/compiler/java/java_message_builder.cc b/src/google/protobuf/compiler/java/java_message_builder.cc index 42154694..cd82c51a 100644 --- a/src/google/protobuf/compiler/java/java_message_builder.cc +++ b/src/google/protobuf/compiler/java/java_message_builder.cc @@ -184,6 +184,11 @@ Generate(io::Printer* printer) { "}\n" "\n"); } else { + // Override methods declared in GeneratedMessage to return the concrete + // generated type so callsites won't depend on GeneratedMessage. This + // is needed to keep binary compatibility when we change generated code + // to subclass a different GeneratedMessage class (e.g., in v3.0.0 release + // we changed all generated code to subclass GeneratedMessageV3). printer->Print( "public final Builder setUnknownFields(\n" " final com.google.protobuf.UnknownFieldSet unknownFields) {\n" @@ -456,6 +461,11 @@ GenerateCommonBuilderMethods(io::Printer* printer) { "\n", "classname", name_resolver_->GetImmutableClassName(descriptor_)); + // Override methods declared in GeneratedMessage to return the concrete + // generated type so callsites won't depend on GeneratedMessage. This + // is needed to keep binary compatibility when we change generated code + // to subclass a different GeneratedMessage class (e.g., in v3.0.0 release + // we changed all generated code to subclass GeneratedMessageV3). printer->Print( "public Builder clone() {\n" " return (Builder) super.clone();\n" @@ -596,7 +606,6 @@ GenerateCommonBuilderMethods(io::Printer* printer) { " return this;\n" "}\n" "\n"); - } } @@ -690,7 +699,7 @@ void MessageBuilderGenerator::GenerateIsInitialized( case FieldDescriptor::LABEL_REPEATED: if (IsMapEntry(field->message_type())) { printer->Print( - "for ($type$ item : get$name$().values()) {\n" + "for ($type$ item : get$name$Map().values()) {\n" " if (!item.isInitialized()) {\n" " return false;\n" " }\n" |