public static WorkerIdentity fromProto(alluxio.grpc.WorkerIdentity proto)
      throws ProtoParsingException {
    return Parsers.fromProto(proto);
  }
@Test
  public void legacyInvalidIdentifier() {
    alluxio.grpc.WorkerIdentity identityProto = alluxio.grpc.WorkerIdentity.newBuilder()
        .setVersion(0)
        .setIdentifier(ByteString.copyFrom("a byte string longer than 8 bytes".getBytes()))
        .build();
    assertThrows(ProtoParsingException.class,
        () -> WorkerIdentity.ParserV0.INSTANCE.fromProto(identityProto));
  }