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 OK Server: Apache-Coyote/1.1 Content-Type: text/html;charset=UTF-8 Transfer-Encoding: chunked Date: Tue, 04 Sep 2018 15:12:16 GMT 2000 <!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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