info.html

<%@ page language="java" contentType="text/html; charset=GBK"	pageEncoding="GBK"%>
    	
    
		
     
			      
       
				        
username:
				        
			       
			       
				        
password：
				        
			       
			       
				        
			       
		      
     
	
    

info.java

package ig.sd.servlet;import java.io.IOException;import java.io.PrintWriter;import javax.servlet.ServletException;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;public class Info extends HttpServlet {	/**	 * 	 */	private static final long serialVersionUID = 1L;	@Override	protected void doGet(HttpServletRequest request,			HttpServletResponse response) throws ServletException, IOException {		// TODO Auto-generated method stub		System.out.println("doget");		String username = request.getParameter("username");		PrintWriter writer = response.getWriter();		writer.write(username);	}	public void service(HttpServletRequest request, HttpServletResponse response)			throws IOException, ServletException {		String username = request.getParameter("username");		PrintWriter writer = response.getWriter();		writer.write(username);		System.out.println("service");		super.service(request, response);	}}

web.xml

    
        
         
      
       info
          
      
       ig.sd.servlet.Info
        
         
         
      
       info
          
      
       /getinfo
        
     
    

其中防止中文乱码的方式如下：