public Builder mergeStateExpired(com.google.protobuf.Empty value) {
      if (stateExpiredBuilder_ == null) {
        if (stateOneofCase_ == 4 &&
            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_ == 4) {
          stateExpiredBuilder_.mergeFrom(value);
        } else {
          stateExpiredBuilder_.setMessage(value);
        }
      }
      stateOneofCase_ = 4;
      return this;
    }
public Builder mergeStateExpired(com.google.protobuf.Empty value)