springMVC,spring,hibernate整合采用注解的实例配置

package com.web.controller; import java.io.IOException; import java.io.PrintWriter; import java.util.List; import javax.annotation.Resource; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import com.web.bean.User; import com.web.service.IUserManager; import com.web.service.UserManager; @Controller @RequestMapping("user") public class UserController { @Resource(name="userManager") private IUserManager userManager; @RequestMapping("/addUser") public String addUser(User user) { userManager.addUser(user); //return "redirect/forward:url"; return "redirect:/user/getAllUser"; } @RequestMapping("/getAllUser") public String getAllUser(HttpServletRequest request) { List<User>userList=userManager.getAllUser(); request.setAttribute("userList", userList); return "/userManager"; } @RequestMapping("/delUser") public void delUser(int id,HttpServletResponse response) { String result="{\"info\":\"error\"}"; if(userManager.delUser(id)) { result="{\"info\":\"success\"}"; } response.setContentType("application/json"); try { PrintWriter out=response.getWriter(); out.write(result); } catch (IOException e) { e.printStackTrace(); } } @RequestMapping("/getUser") public String getUser(int id,HttpServletRequest request) { User user = userManager.getUser(id); System.out.println(user.getUsername()); //HttpSession session = request.getSession(); request.setAttribute("user", user); return "/editUser"; } @RequestMapping("/updateUser") public String updateUser(User user ,HttpServletRequest request) { if(userManager.updateUser(user)) { return "redirect:/user/getAllUser"; } else { return "/error"; } } }