[C#]线程数组,装载,启动,停止

来源:互联网 发布:澳大利亚gpa算法 编辑:程序博客网 时间:2024/05/18 02:47

private void LoadThread()//装载线程

{

   try{

         threads=new Thread[ArraySize];

         for(int i=0;i<threads.Length;i++)

         {

               threads[i]=new Thread(new ThreadStart(ExecuteFuntion));

          }

         }

}

        private void Action()//启动线程
        {
            try
            {
                for (int i = 0; i < threads.Length; i++)
                {
                    
                    threads[i].IsBackground = true;//允许用户在线程执行过程中线束程序
                    threads[i].Start();
                }

            }
            catch (Exception ex)
            {

                log.WriteLog(ex.Message + "-->Action()");
            }
        }

private void StopThread()//停止线程
        {
            try
            {
                Monitor.Enter(this);//排它锁,不执行其它任务直到解锁为止
                if (threads != null)//判断线程对象是否为空
                {

                    for (int i = 0; i < threads.Length; i++)//遍历线程,查找还在活动的子线程
                    {
                        if (threads[i].IsAlive)//[MSDN:如果此线程已启动并且尚未正常终止或中止,则为 true;否则为 false。]如果当前线程还在活动那么为true,已经终止或中止则为false
                        {
                            try
                            {
                                threads[i].Abort();//[MSDN:在调用此方法的线程上引发 ThreadAbortException,以开始终止此线程的过程。调用此方法通常会终止线程。]
                                threads[i].Join();//[MSDN:  在继续执行标准的 COM 和 SendMessage 消息泵处理期间,阻塞调用线程,直到某个线程终止为止。]
                            }
                            catch (Exception ex)
                            {
                                log.WriteLog(ex.Message + "threads[" + i + "].Abort();");
                                Thread.ResetAbort();//[MSDN:当调用 Abort 以终止线程时,系统将引发 ThreadAbortException。ThreadAbortException 是一个可由应用程序代码捕获的特殊异常,但在 catch 块的结尾将被再次引发,除非调用 ResetAbort。ResetAbort 取消要中止的请求,并防止 ThreadAbortException 终止线程。]

                            }
                        }
                    }
                    SetTishi("完成。--> "+Gdata.SearchID);
                }
            }
            catch (Exception ex)
            {
                log.WriteLog(ex.Message + "StopThread()");
            }
            finally
            {
                Monitor.Exit(this);
            }
        }

原创粉丝点击