springMVC+Spring+Mybatis+Maven整合CRUD

package com.elgin.controller; import java.io.IOException; import java.util.List; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.log4j.Logger; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.ModelMap; import org.springframework.web.bind.annotation.RequestMapping; import com.elgin.entities.User; import com.elgin.service.UserService; @Controller public class UserController { private Logger logger=Logger.getLogger(this.getClass()); @Autowired private UserService userService; /** * @Title: addPage * @Description: 用户添加页面 * @param mm * @return 参数 */ @RequestMapping("addpage.jhtml") public String addPage(ModelMap mm) { logger.info("add page..."); return "/register"; } /** * @Title: Regiseter * @Description: 用户添加操作 * @param request * @param response * @param user * @throws IOException * @throws ServletException 参数 */ @RequestMapping("register.jhtml") public void Regiseter(HttpServletRequest request, HttpServletResponse response, User user) throws IOException, ServletException { int result = 0; if (user != null) { result = userService.addUser(user); } if (result > 0) { logger.info("注册成功.."); response.sendRedirect("/allUser.jhtml"); } else { logger.error("注册失败"); request.getRequestDispatcher("/500.jhtml").forward(request, response); } } /** * @Title: listUser * @Description: 列表显示所有用户 * @param mm * @return 参数 */ @RequestMapping("allUser.jhtml") public String listUser(ModelMap mm) { List<User> list = userService.getUserList(); mm.put("list", list); return "/userlist"; } /** * @Title: editUser * @Description: 用户信息编辑页面 * @param id * @param mm * @return 参数 */ @RequestMapping("editUser.jhtml") public String editUser(String id, ModelMap mm) { User user = userService.getUser(Integer.parseInt(id)); mm.put("user", user); return "/register"; } /** * @Title: updateUser * @Description: 更新用户信息 * @param request * @param response * @param user * @throws Exception 参数 */ @RequestMapping("updateUser.jhtml") public void updateUser(HttpServletRequest request, HttpServletResponse response, User user) throws Exception { int result = userService.updateUser(user); if (result > 0) { logger.info("更新用户数据成功"); response.sendRedirect("/allUser.jhtml"); } else { logger.error("更新用户数据失败"); request.getRequestDispatcher("/500.jhtml").forward(request, response); } } /** * @Title: deleteUserById * @Description: 删除一条用户记录 * @param request * @param response * @param id * @throws Exception 参数 */ @RequestMapping("deleteUser.jhtml") public void deleteUserById(HttpServletRequest request, HttpServletResponse response, String id) throws Exception { int result = userService.deleteUser(Integer.parseInt(id)); if (result > 0) { logger.info("删除用户数据成功.."); response.sendRedirect("/allUser.jhtml"); } else { logger.error("删除用户数据失败.."); request.getRequestDispatcher("/500.jhtml").forward(request, response); } } }