servlet @WebServlet注釋的用法

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(//此版塊是從其他博主的文章學習過來的，侵刪
             //Servlet的訪問URL
             value="/servlet/GetInitParameterServlet",
             //Servlet的訪問URL，可以使用數組的方式配置多個訪問路徑
             urlPatterns={"/servlet/GetInitParameterServlet"},//此方法和value的作用一樣
             //Servlet的初始化參數
             initParams={
                     @WebInitParam(paramName="zsms",paramValue="醉生夢死")//在服務器初始化的時候會打印，因為調用Init方法
             },
             name="GetInitParameterServlet",//不填的話默認是類的路徑
             description="處理用戶登錄的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);
    }

}