Spring+SpringMVC+Mybatis最简单的整合示例

package test.actions; 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 org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.RequestParam; import test.services.UserServices; @Controller public class WebAction { @Autowired private UserServices userServices; @RequestMapping(value = "/index") public String index() { return "index"; } @RequestMapping(value = "/login", method = RequestMethod.POST) public String login(@RequestParam("username") String username, @RequestParam("password") String password, ModelMap model) { if (!userServices.isUserExist(username)) { model.addAttribute("msg", "用户名不存在！"); } else { if (password.equals(userServices.getPasswordByUsername(username))) { model.addAttribute("msg", "登录成功！"); } else { model.addAttribute("msg", "密码错误！"); } } return "index"; } @RequestMapping(value = "/register", method = RequestMethod.POST) public String register(@RequestParam("username") String username, @RequestParam("password") String password, ModelMap model) { if (userServices.isUserExist(username)) { model.addAttribute("msg", "用户名已存在！"); } else { userServices.addUser(username, password); model.addAttribute("msg", "注册成功！"); } return "index"; } @RequestMapping(value = "/modifyPassword", method = RequestMethod.POST) public String modifyPassword(@RequestParam("username") String username, @RequestParam("password") String password, @RequestParam("newpassword") String newpassword, ModelMap model) { if (!userServices.isUserExist(username)) { model.addAttribute("msg", "用户名不存在！"); } else { if (password.equals(userServices.getPasswordByUsername(username))) { userServices.modifyPasswordByUsername(username, newpassword); model.addAttribute("msg", "修改密码成功！"); } else { model.addAttribute("msg", "密码错误！"); } } return "index"; } }