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我每隔5分钟使用Web客户端下载数据,但有时会显示并发错误。WebClient问题
TimerCallback call = down;
temp = new Timer(call);
temp.Change(1000, System.Threading.Timeout.Infinite);
public void down(object obj)
{
if(webflag == true)
webClient.DownloadStringAsync(new Uri(url));
webflag = false;
}
private void FeedsDownloaded(object sender, DownloadStringCompletedEventArgs e)
{
if (e.Error == null)
{
// some processing
}
webflag = true;
temp.Change(5000, System.Threading.Timeout.Infinite);
}
我是初学者,所以上面的代码看起来很乱。感谢指导,谢谢!
你可以发布你得到的异常的详细信息吗(完整的堆栈跟踪请)? – 2011-05-27 20:14:44