ACE定时器

#include "stdafx.h"#include<iostream>#include<ace/Timer_Queue.h>#include<ace/Reactor.h>#define NUMBER_TIMERS 10static int done = 0;static int count = 0;class Time_Handler : public ACE_Event_Handler{public://Method which is called back by the Reactor when timeout occurs. virtual int handle_timeout(const ACE_Time_Value &tv, const void *arg){long current_count = long(arg);ACE_ASSERT (current_count == count); ACE_DEBUG((LM_DEBUG, "%d: Timer #%d timed out at %d!\n", count, current_count, tv.sec()));//Increment count count++;//Make sure assertion doesn’t fail for missing 5th timer. if (count == 5)count++;//If all timers done then set done flag if (current_count == NUMBER_TIMERS - 1)done = 1; //Keep yourself registered with the Reactor. return 0;}};int main(int arg, char *argv[]){ACE_Reactor reactor;Time_Handler *th = new Time_Handler;int timer_id[NUMBER_TIMERS];int i;for (i = 0; i < NUMBER_TIMERS; i++)timer_id[i] = reactor.schedule_timer(th, (const void *)i, ACE_Time_Value(2 * i + 1)); //set timer to go off with delay reactor.cancel_timer(timer_id[5]);//Timer ID of timer to be removed while (!done)reactor.handle_events();return 0;}

转：ACE程序员教程