public Builder setUsers(
          JOutPiqi.userid_list.Builder builderForValue) {
        if (usersBuilder_ == null) {
          users_ = builderForValue.build();
          onChanged();
        } else {
          usersBuilder_.setMessage(builderForValue.build());
        }
        bitField0_ |= 0x00000002;
        return this;
      }