复习后台代码（与前面clentHttp连接网络结合）

 1 package com.zzw.LoginServelt;
 2 
 3 import java.io.IOException;
 4 import java.io.PrintWriter;
 5 
 6 import javax.servlet.ServletException;
 7 import javax.servlet.http.HttpServlet;
 8 import javax.servlet.http.HttpServletRequest;
 9 import javax.servlet.http.HttpServletResponse;
10 
11 public class LoginServelt extends HttpServlet {
12     public void doGet(HttpServletRequest request, HttpServletResponse response)
13             throws ServletException, IOException {
14 
15         response.setContentType("text/html;charset=UTF-8");
16         PrintWriter out = response.getWriter();
17         String username = request.getParameter("username");
18         System.out
19                 .println(new String(username.getBytes("ISO-8859-1"), "utf-8"));
20         out.write("连接成功");
21         out.flush();
22         out.close();
23     }
24 
25     public void doPost(HttpServletRequest request, HttpServletResponse response)
26             throws ServletException, IOException {
27         this.doGet(request, response);
28     }
29 
30 }