@org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId) {
        switch(fieldId) {
          case 1: // LOCAL_PORT
            return LOCAL_PORT;
          case 2: // HOST
            return HOST;
          case 3: // OPTS
            return OPTS;
          case 4: // EXTRA_ENVS
            return EXTRA_ENVS;
          default:
            return null;
        }
      }
@org.apache.thrift.annotation.Nullable
      public static _Fields findByThriftId(int fieldId)