VIP31/springmvc-demo/src/main/java/com/sf/servlet/UserServlet.java

package com.sf.servlet;

import jakarta.servlet.ServletException;
import jakarta.servlet.annotation.WebServlet;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;

import java.io.IOException;

//@WebServlet(name = "userServlet",value = "/servlet/user")
public class UserServlet extends HttpServlet {

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doPost(req, resp);
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        req.setAttribute("name","Spring MVC From Servlet");
        // 默认找到的相对路径是webapp下
        req.getRequestDispatcher("/hello.jsp").forward(req,resp);
    }
}