通过网络同步时间

[android]代码库

new Thread(new Runnable() {

			@Override
			public void run() {
				try {
					URL url = new URL("http://bjtime.cn/");// 取得资源对象
					URLConnection uc = url.openConnection();// 生成连接对象
					uc.setConnectTimeout(2000);
					uc.connect(); // 发出连接
					Calendar calendar = Calendar.getInstance();
					long timeStamp = uc.getDate();
					calendar.setTimeInMillis(timeStamp);

					// 重置计时时间
					if (null != ServerService.getInstance()) {
						ServerService.getInstance().resetHeartBeatAckTime(timeStamp);
						ServerService.getInstance().resetHeartBeatSendTime(timeStamp);
						ServerService.getInstance().resetRetryServerConnectTime(timeStamp);
					}

					String command = String.format("date -s %d%02d%02d.%02d%02d%02d", calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH) + 1, calendar.get(Calendar.DAY_OF_MONTH), calendar.get(Calendar.HOUR_OF_DAY), calendar.get(Calendar.MINUTE), calendar.get(Calendar.SECOND));
					GlobalMethod.execShell(command);
				} catch (MalformedURLException e) {
					e.printStackTrace();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}).start();