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servlet @WebServlet註釋的用法

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,可以使用陣列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的初始化引數 initParams={ @WebInitParam(paramName
="zsms",paramValue="醉生夢死")//在伺服器初始化的時候會列印,因為呼叫Init方法 }, name="GetInitParameterServlet",//不填的話預設是類的路徑 description="處理使用者登入的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); } }