/**
  * simply calls the method <CODE>t.runObject(req)</CODE> wrapped in some debug messages, and
  * returns the result of the call.
  *
  * @param req TaskObjectsExecutionRequest
  * @param t PDBTEW2Listener
  * @return TaskObjectsExecutionResults
  * @throws IOException
  * @throws PDBatchTaskExecutorException
  */
 private TaskObjectsExecutionResults submitWork(TaskObjectsExecutionRequest req, PDBTEW2Listener t)
     throws IOException, PDBatchTaskExecutorException {
   utils.Messenger.getInstance()
       .msg("PDBTExecSingleCltWrkInitSrv.submitWork(req,t): sending request", 1);
   TaskObjectsExecutionResults res = t.runObject(req);
   utils.Messenger.getInstance()
       .msg("PDBTExecSingleCltWrkInitSrv.submitWork(req,t): response received", 1);
   return res;
 }