servlet @WebServlet注释的用法

package servlet;

import java.io.IOException;

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 GetInitParameterServlet

 */

@WebServlet(//此版块是从其他博主的文章学习过来的，侵删

             //Servlet的访问URL

             value="/servlet/GetInitParameterServlet",

             //Servlet的访问URL，可以使用数组的方式配置多个访问路径

             urlPatterns={"/servlet/GetInitParameterServlet"},//此方法和value的作用一样

             //Servlet的初始化参数

             initParams={

                     @WebInitParam(paramName="zsms",paramValue="醉生梦死")//在服务器初始化的时候会打印，因为调用Init方法

             },

             name="GetInitParameterServlet",//不填的话默认是类的路径

             description="处理用户登录的Servlet"

         )

public class GetInitParameterServlet extends HttpServlet {

    private static final long serialVersionUID = 1L;

    /**

     * @see HttpServlet#HttpServlet()

     */

    public GetInitParameterServlet() {

        super();

        // 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

        response.getWriter().append("Served at: ").append(request.getContextPath());

    }

    /**

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

     */

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

        // TODO Auto-generated method stub

        doGet(request, response);

    }

}