通过网络同步时间

把server时间同步到本地,并设置。

[1].[代码] [Java]代码 跳至 [1]

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public void synTime() {
        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);
 
                    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));
                    // 执行Shell
                    Commons.execShell(command);
                } catch (MalformedURLException e) {
                    e.printStackTrace();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }).start();
    }

原文地址:https://www.cnblogs.com/zsychanpin/p/7270478.html