FileDescriptorEx.java 文件源码

private FileDescriptorProto makeCanonicalProto(final FileDescriptor file) {
  final FileDescriptorProto.Builder protoBuilder = FileDescriptorProto.newBuilder(file.toProto());

  for (final FieldDescriptorProto.Builder field : protoBuilder.getExtensionBuilderList()) {
    makeCanonicalField(field, file.findExtensionByName(field.getName()));
  }

  for (final DescriptorProto.Builder message : protoBuilder.getMessageTypeBuilderList()) {
    makeCanonicalMessage(message, file.findMessageTypeByName(message.getName()));
  }

  // for (EnumDescriptorProto.Builder enumProto :
  // protoBuilder.getEnumTypeBuilderList()) {
  // makeCanonicalEnum(enumProto,
  // file.findEnumTypeByName(enumProto.getName()));
  // }

  for (final ServiceDescriptorProto.Builder serviceProto : protoBuilder.getServiceBuilderList()) {
    makeCanonicalService(serviceProto, file.findServiceByName(serviceProto.getName()));
  }

  return OptionResolver.newBuilder().setCustomOptionsAsExtensions(reparseCustomOptions)
      .resolveAllOptionsFor(file, protoBuilder).build();
}