Java 实例 - 获取 URL响应头的日期信息
以下实例演示了如何使用 HttpURLConnection 的 httpCon.getDate() 方法来获取 URL响应头的日期信息:
Main.java 文件
importjava.net.HttpURLConnection;
importjava.net.URL;
importjava.util.Date;
publicclassMain{publicstaticvoidmain(Stringargs[])throwsException{URLurl = newURL("http://www.runoob.com");
HttpURLConnectionhttpCon =
(HttpURLConnection)url.openConnection();
longdate = httpCon.getDate();
if(date == 0)System.out.println("无法获取信息。");
elseSystem.out.println("Date: " + newDate(date));
}}
以上代码运行输出结果为:
Date: Mon May 04 11:57:06 CST 2015