springmvc + mybatis + sitemesh3登陆 超简洁例子mysql

package newspring.user.controller; import java.io.UnsupportedEncodingException; import java.security.NoSuchAlgorithmException; import javax.servlet.http.HttpServletRequest; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.ResponseBody; import newspring.user.domain.User; import newspring.user.service.UserService; @Controller @RequestMapping("newspring/user") public class UserController { private static final String PREFIX = "control/common/"; @Autowired private UserService service; @RequestMapping("/login.do") public String login(HttpServletRequest request,Model model,User user) throws NoSuchAlgorithmException, UnsupportedEncodingException { if(service.checkPwd(user)) { // List<User> userList = new ArrayList<>(); // userList.add(user); // request.setAttribute("userList",userList); request.getSession().setAttribute("loguser", user); return PREFIX + "success"; }else { return "redirect:loginout.do?error=Y"; } } @RequestMapping("/loginout.do") public String loginout(HttpServletRequest request,User user,Model model) { request.getSession().setAttribute("loguser", null); if(null == request.getParameter("error") || !"Y".equalsIgnoreCase(request.getParameter("error").toString())) { return "index"; }else { // model.addAttribute("error", "Y"); request.setAttribute("error", "Y"); return "index"; } } }