public Builder mergeStateNew(com.google.protobuf.Empty value) {
      if (stateNewBuilder_ == null) {
        if (stateOneofCase_ == 2 &&
            stateOneof_ != com.google.protobuf.Empty.getDefaultInstance()) {
          stateOneof_ = com.google.protobuf.Empty.newBuilder((com.google.protobuf.Empty) stateOneof_)
              .mergeFrom(value).buildPartial();
        } else {
          stateOneof_ = value;
        }
        onChanged();
      } else {
        if (stateOneofCase_ == 2) {
          stateNewBuilder_.mergeFrom(value);
        } else {
          stateNewBuilder_.setMessage(value);
        }
      }
      stateOneofCase_ = 2;
      return this;
    }
public Builder mergeStateNew(com.google.protobuf.Empty value)