public Builder setExecutionEndingRequest(
          main.Messages.ExecutionEndingRequest.Builder builderForValue) {
        if (executionEndingRequestBuilder_ == null) {
          executionEndingRequest_ = builderForValue.build();
          onChanged();
        } else {
          executionEndingRequestBuilder_.setMessage(builderForValue.build());
        }
        bitField0_ |= 0x00000200;
        return this;
      }