DescriptorsTest.java 文件源码

public void testDependencyOrder() throws Exception {
  FileDescriptorProto fooProto = FileDescriptorProto.newBuilder()
      .setName("foo.proto").build();
  FileDescriptorProto barProto = FileDescriptorProto.newBuilder()
      .setName("bar.proto")
      .addDependency("foo.proto")
      .build();
  FileDescriptorProto bazProto = FileDescriptorProto.newBuilder()
      .setName("baz.proto")
      .addDependency("foo.proto")
      .addDependency("bar.proto")
      .addPublicDependency(0)
      .addPublicDependency(1)
      .build();
  FileDescriptor fooFile = Descriptors.FileDescriptor.buildFrom(fooProto,
      new FileDescriptor[0]);
  FileDescriptor barFile = Descriptors.FileDescriptor.buildFrom(barProto,
      new FileDescriptor[] {fooFile});

  // Items in the FileDescriptor array can be in any order. 
  Descriptors.FileDescriptor.buildFrom(bazProto,
      new FileDescriptor[] {fooFile, barFile});
  Descriptors.FileDescriptor.buildFrom(bazProto,
      new FileDescriptor[] {barFile, fooFile});
}