Method metadata

xds/src/test/java/io/grpc/xds/RbacFilterTest.java:377–381

(String key, String value)

  }

  private static Metadata metadata(String key, String value) {
    Metadata metadata = new Metadata();
    metadata.put(Metadata.Key.of(key, Metadata.ASCII_STRING_MARSHALLER), value);
    return metadata;
  }

  private MethodDescriptor.Builder<Void, Void> method() {
    return MethodDescriptor.<Void,Void>newBuilder()