SpringBoot开发第一个Web应用代码

package com.ysh.logintest.controller; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.PostMapping; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.servlet.ModelAndView; @Controller public class LoginController { @PostMapping("login") public ModelAndView login( @RequestParam("loginName") String loginName, @RequestParam("password") String password, ModelAndView mv){ System.out.println("LoginController login方法被调用......"); System.out.println("LoginController 登录名:"+loginName + " 密码:" + password); // 重定向到到main请求 mv.setViewName("redirect:/main"); return mv; } }