public static _Fields findByThriftId(int fieldId) {
      switch(fieldId) {
        case 1: // FIRST_NAME
          return FIRST_NAME;
        case 2: // LAST_NAME
          return LAST_NAME;
        case 3: // STATUS
          return STATUS;
        case 4: // ID
          return ID;
        default:
          return null;
      }
    }