servlet获取用户参数

package com.itbuluoge;



 import java.io.IOException;

 import java.io.PrintWriter;



 import javax.servlet.ServletException;

 import javax.servlet.annotation.WebServlet;

 import javax.servlet.http.HttpServlet;

 import javax.servlet.http.HttpServletRequest;

 import javax.servlet.http.HttpServletResponse;



 /**

  * Servlet implementation class news

  */

 @WebServlet("/newsdd")

 public class news extends HttpServlet {

private static final long serialVersionUID = 1L;



     /**

      * Default constructor. 

      */

     public news() {

         // TODO Auto-generated constructor stub

     }



/**

* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)

*/

protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

// TODO Auto-generated method stub

PrintWriter pw=response.getWriter();

//取得url参数

pw.print("username="+request.getParameter("username"));

}



/**

* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)

*/

protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

// TODO Auto-generated method stub

}

}