网络编程【十】URL
package com.zzl.http;import java.io.InputStream;import java.net.*;public class UrlDemo {public static void main(String[] args) throws Exception {URL url = new URL("HTTP://192.168.0.124:8080/myweb/demo.html?name=haha");//获取此url的协议名称System.out.println(url.getProtocol());//获取此url的主机名System.out.println(url.getHost());//获取此url的端口号//如果getPort()返回 -1 那么就给他赋值：80端口。System.out.println(url.getPort());//获取此url的文件名System.out.println(url.getFile());//获取此url的路径部分System.out.println(url.getPath());//获取此url的查询部分System.out.println(url.getQuery());}}/* 运行效果如下： http192.168.0.1248080/myweb/demo.html?name=haha/myweb/demo.htmlname=haha */