public Builder setExecutionStatus(main.Messages.ExecutionStatus value) {
        if (executionStatusBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          executionStatus_ = value;
          onChanged();
        } else {
          executionStatusBuilder_.setMessage(value);
        }
        bitField0_ |= 0x00000001;
        return this;
      }