urlconnectiondemo.java

JAVA编程思想源代码 值得一下 很难找的

package chapter15;

import java.net.*;
import java.net.URLConnection;
import java.util.Date;

public class URLConnectionDemo {

	public static void main(String args[]) throws Exception {
		URL url = new URL(
				"http://gceclub.sun.com.cn:80/Java_Docs/html/zh_CN/api/overview-summary.html");
		URLConnection con = url.openConnection();// openConnection();
		System.out.println(con.getContentType());
		System.out.println(con.getContentLength());

		Date d = new Date(con.getLastModified()); // 将long类型的日期返回值转换为日期格式
		System.out.println(d.getMonth() + "月" + d.getDay() + "日" + d.getHours()
				+ "点" + d.getMinutes() + "分" + d.getSeconds() + "秒");
		System.out.println(con.getExpiration());
		System.out.println(con.getHeaderField(1));

	}
}