Java 实例 - 获取 URL响应头的日期信息
Java 教程
· 2019-02-11 21:57:45
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
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.Date;
public class Main{
public static void main(String args[])
throws Exception {
URL url = new URL("http://www.codercto.com");
HttpURLConnection httpCon =
(HttpURLConnection) url.openConnection();
long date = httpCon.getDate();
if (date == 0)
System.out.println("无法获取信息。");
else
System.out.println("Date: " + new Date(date));
}
}
以上代码运行输出结果为：
Date: Mon May 04 11:57:06 CST 2015
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