public Builder setChunk(com.intellij.execution.process.mediator.common.rpc.DataChunk value) {
      if (chunkBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        fileHandleOrBuffer_ = value;
        onChanged();
      } else {
        chunkBuilder_.setMessage(value);
      }
      fileHandleOrBufferCase_ = 2;
      return this;
    }
public Builder setChunk(com.intellij.execution.process.mediator.common.rpc.DataChunk value)