package com.play.http;import java.io.BufferedReader;import java.io.InputStreamReader;import java.io.PrintWriter;import java.net.Socket;import org.junit.Test;public class HttpTest { ???@Test ???public void test(){ ???????try{ ???????????Socket socket = new Socket("127.0.0.1",8080); ???????????PrintWriter pw = new ????PrintWriter(socket.getOutputStream()); ???????????pw.println("GET / HTTP/1.1"); ???????????pw.println("Host: www.sina.com.cn"); ???????????pw.println("Content-Type: text/html"); ???????????pw.println(); ???????????pw.flush(); ???????????BufferedReader br = new BufferedReader(new InputStreamReader(socket.getInputStream())); ???????????String b = ""; ???????????while((b = br.readLine())!=null){ ???????????????System.out.println(b); ???????????} ???????????br.close(); ???????????pw.close(); ???????????socket.close(); ???????}catch(Exception e){ ???????????e.printStackTrace(); ???????} ???}} 打印效果
HTTP/1.1 200 OKServer: Apache-Coyote/1.1Content-Type: text/html;charset=UTF-8Transfer-Encoding: chunkedDate: Tue, 04 Sep 2018 15:12:16 GMT2000<!DOCTYPE html><html lang="en"> ???<head> ???????<meta charset="UTF-8" /> ???????<title>Apache Tomcat/8.0.49</title> ???????<link href="favicon.ico" rel="icon" type="image/x-icon" /> ???????<link href="favicon.ico" rel="shortcut icon" type="image/x-icon" /> ???????<link href="tomcat.css" rel="stylesheet" type="text/css" /> ???</head> ???<body> ???????<div id="wrapper"> ???????????<div id="navigation" class="curved container"> ???????????????<span id="nav-home"><a href="http://tomcat.apache.org/">Home</a></span> ???????????????<span id="nav-hosts"><a href="/docs/">Documentation</a></span> ???????????????<span id="nav-config"><a href="/docs/config/">Configuration</a></span> ???????????????<span id="nav-examples"><a href="/examples/">Examples</a></span> ???????????????<span id="nav-wiki"><a href="http://wiki.apache.org/tomcat/FrontPage">Wiki</a></span> ???????????????<span id="nav-lists"><a href="http://tomcat.apache.org/lists.html">Mailing Lists</a></span> ???????????????<span id="nav-help"><a href="http://tomcat.apache.org/findhelp.html">Find Help</a></span> ???????????????<br class="separator" /> ???????????</div> ???????????<div id="asf-box"> ???????????????<h1>Apache Tomcat/8.0.49</h1> ???????????</div> ???????????<div id="upper" class="curved container"> ???????????????<div id="congrats" class="curved container"> ???????????????????<h2>If you‘re seeing this, you‘ve successfully installed Tomcat. 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模拟HTTP get请求Tomcat服务器 响应Tomcat欢迎页
原文地址：https://www.cnblogs.com/ithfm/p/9589183.html