SSH（springmvc4.0+spring4.0+hibernate4.3.4）全注解整合曾删改查示例

package com.clear.controller; import java.io.IOException; import java.io.PrintWriter; import javax.annotation.Resource; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestMapping; import com.clear.entity.User; import com.clear.service.UserService; @Controller @RequestMapping("user") public class UserController { @Resource private UserService userService; @RequestMapping("getAllUser") public String getAllUser(HttpServletRequest request) { request.setAttribute("userList", userService.getAllUser()); return "index"; } @RequestMapping(value = "/getUser/{id}") public String getUser(@PathVariable Long id, HttpServletRequest request) { request.setAttribute("user", userService.getUser(id)); return "/editUser"; } @RequestMapping("/toAddUser") public String toAddUser() { System.out.println("UserController.toAddUser()"); return "/addUser"; } @RequestMapping("/addUser") public String addUser(User user, HttpServletRequest request) { userService.addUser(user); return "redirect:/user/getAllUser"; } //@RequestMapping("/delUser") @RequestMapping(value = "/delUser/{id}") public void delUser(@PathVariable String id, HttpServletResponse response) { String result = "{\"result\":\"error\"}"; if (userService.delUser(id)) { result = "{\"result\":\"success\"}"; } response.setContentType("application/json"); try { PrintWriter out = response.getWriter(); out.write(result); } catch (IOException e) { e.printStackTrace(); } } @RequestMapping("/updateUser") public String updateUser(User user, HttpServletRequest request) { if (userService.updateUser(user)) { // user = userService.getUser(user.getId()); // request.setAttribute("user", user); return "redirect:/user/getAllUser"; } else { return "/error"; } } }