code: public void setShortRunningThreadPool(BlockingExecutor executor)
     {
        if (trace)
           log.trace("short running executor:" + (executor != null ? executor.getClass() : "null"));
  
        if (executor != null)
        {
           if (executor instanceof StatisticsExecutor)
           {
              this.shortRunningExecutor = (StatisticsExecutor) executor;
           }
           else
           {
              this.shortRunningExecutor = new StatisticsExecutorImpl(executor);
           }
        }
     }
docs: Set the executor for short running tasks
  @param executor The executor