Spring+SpringMVC+Mybatis整合代码+所有Spring jar包，Mybatis jar包

package com.web.controller; import java.util.HashMap; import java.util.Map; import javax.servlet.http.HttpSession; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.validation.BindingResult; import org.springframework.validation.annotation.Validated; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.ResponseBody; import com.entity.User; import com.service.UserService; @Controller @RequestMapping(value="/user") //struts2的namespace一样 public class UserController { @Autowired private UserService userService; @RequestMapping(value="/login",method=RequestMethod.GET) public String toLogin(){ return "login"; //逻辑视图名，不是url // return "redirect:/login"; //重定向到 /login这个url 还有forward：url } // @RequestMapping(value="/login",method=RequestMethod.POST) // public String doLogin(String username,String password,HttpSession session){ // // if("admin".equals(username) && "123".equals(password)){ // session.setAttribute("u sername", username); // return "success"; // }else{ // return "login"; // // } // } @RequestMapping(value="/login",method=RequestMethod.POST) public String doLogin(@Validated User user,BindingResult bindingResult ,HttpSession session){ if(bindingResult.hasErrors()){ return "login"; //提示信息在页面<from:errors path="username"/> springmvc的标签 } user = userService.checkLogin(user.getUsername(), user.getPassword()); if(user != null){ session.setAttribute("loginUser", user); return "success"; }else{ return "login"; } } /*@RequestMapping(value="/login",method=RequestMethod.POST) @ResponseBody public Map<String, Object> doAjaxLogin(User user,HttpSession session) { Map<String,Object> modelMap = new HashMap<String, Object>(); user = userService.checkLogin(user.getUsername(), user.getPassword()); if(user != null){ session.setAttribute("loginUser", user); modelMap.put("retcode", "0"); }else{ modelMap.put("retcode", "101"); } return modelMap; }*/ }