Java项目:嘟嘟校园一卡通系统(java+JSP+Servlet+html+css+JavaScript+JQuery+Ajax+mysql)

源码获取：博客首页 "资源" 里下载！

一、项目简述

功能：卡管理，卡消费，卡充值，图书借阅，消费，记录，注销等等功能。

二、项目运行

环境配置：

Jdk1.8 + Tomcat8.5 + mysql + Eclispe（IntelliJ IDEA,Eclispe,MyEclispe,Sts都支持）

项目技术：

JSP + Servlet + html+ css + JavaScript + JQuery + Ajax 等等

用户管理操作控制层:

/*** 用户管理操作*/
@Controller
@RequestMapping("/user")
public class UserController {@Autowiredprivate UserService userService;/*** 用户添加页面* @return*/@GetMapping("/add")public String create() {return "user/add";}/*** 用户添加操作* @param user* @return*/@PostMapping("/add")@ResponseBodypublic Map<String, Object> add(@RequestBody User user) {if(StringUtils.isEmpty(user.getUserName())){return MapControl.getInstance().error("请填写用户名").getMap();}if(StringUtils.isEmpty(user.getName())){return MapControl.getInstance().error("请填写名称").getMap();}if(StringUtils.isEmpty(user.getUserPwd())){return MapControl.getInstance().error("请填写密码").getMap();}int result = userService.create(user);if (result <= 0) {return MapControl.getInstance().error().getMap();}return MapControl.getInstance().success().getMap();}/*** 根据id删除* @param id* @return*/@PostMapping("/delete/{id}")@ResponseBodypublic Map<String, Object> delete(@PathVariable("id") Integer id) {int result = userService.delete(id);if (result <= 0) {return MapControl.getInstance().error().getMap();}return MapControl.getInstance().success().getMap();}//批量删除@PostMapping("/delete")@ResponseBodypublic Map<String, Object> delete(String ids) {int result = userService.delete(ids);if (result <= 0) {return MapControl.getInstance().error().getMap();}return MapControl.getInstance().success().getMap();}/*** 编辑用户信息操作* @param user* @return*/@PostMapping("/edit")@ResponseBodypublic Map<String, Object> edit(@RequestBody User user) {if(StringUtils.isEmpty(user.getUserName())){return MapControl.getInstance().error("请填写用户名").getMap();}if(StringUtils.isEmpty(user.getName())){return MapControl.getInstance().error("请填写名称").getMap();}if(StringUtils.isEmpty(user.getUserPwd())){return MapControl.getInstance().error("请填写密码").getMap();}int result = userService.update(user);if (result <= 0) {return MapControl.getInstance().error().getMap();}return MapControl.getInstance().success().getMap();}/*** 根据id查询，跳转修改页面* @param id* @param modelMap* @return*/@GetMapping("/edit/{id}")public String edit(@PathVariable("id") Integer id, ModelMap modelMap) {User user = userService.detail(id);modelMap.addAttribute("user", user);return "user/edit";}//查询所有@PostMapping("/query")@ResponseBodypublic Map<String, Object> query(@RequestBody User user) {List<User> list = userService.query(user);Integer count = userService.count(user);return MapControl.getInstance().success().page(list, count).getMap();}//跳转列表页面@GetMapping("/list")public String list() {return "user/list";}}

登录控制层：

@Controller
public class LoginController {@Autowiredprivate UserService userService;@Autowiredprivate TeacherService teacherService;@Autowiredprivate StudentService studentService;//跳转登录页面@GetMapping("/login")public String login() {return "login";}//登录操作@PostMapping("/login")@ResponseBodypublic Map<String, Object> login(String userName, String password, String captcha, String type, HttpSession session) {//判断用户名、密码、用户类型、验证码是否为空if (StringUtils.isEmpty(userName) || StringUtils.isEmpty(password) || StringUtils.isEmpty(captcha) || StringUtils.isEmpty(type)) {return MapControl.getInstance().error("用户名或密码不能为空").getMap();}//获取系统生成的验证码String _captcha = (String) session.getAttribute("captcha");//先判断验证码是否正确if (!(captcha.toLowerCase()).equals(_captcha.toLowerCase())) {//验证码错误return MapControl.getInstance().error("验证码错误").getMap();}//判断用户类型if ("1".equals(type)) { //管理员验证登录User user = userService.login(userName, MD5Utils.getMD5(password)); //对密码进行加密处理，因为数据库中存储的是加密后的密码if (user != null) {session.setAttribute("user", user);session.setAttribute("type", 1);return MapControl.getInstance().success().add("data", user).getMap();} else {return MapControl.getInstance().error("用户名或密码错误").getMap();}}if ("2".equals(type)) { //老师验证登录Teacher teacher = teacherService.login(userName, MD5Utils.getMD5(password));if (teacher != null) {session.setAttribute("user", teacher);session.setAttribute("type", "2");return MapControl.getInstance().success().add("data", teacher).getMap();} else {return MapControl.getInstance().error("用户名或密码错误").getMap();}}if ("3".equals(type)) { //学生验证登录Student student = studentService.login(userName, MD5Utils.getMD5(password));if (student != null) {session.setAttribute("user", student);session.setAttribute("type", "3");return MapControl.getInstance().success().add("data", student).getMap();} else {return MapControl.getInstance().error("用户名或密码错误").getMap();}}return MapControl.getInstance().getMap();}}

生成验证码：

@Controller
@RequestMapping("/captcha")
public class CaptchaController {private char[] codeSequence = {'A', '1', 'B', 'C', '2', 'D', '3', 'E', '4', 'F', '5', 'G', '6', 'H', '7', 'I', '8', 'J','K', '9', 'L', '1', 'M', '2', 'N', 'P', '3', 'Q', '4', 'R', 'S', 'T', 'U', 'V', 'W','X', 'Y', 'Z'};@RequestMapping("/code")public void getCode(HttpServletResponse response, HttpSession session) throws IOException {int width = 80;int height = 37;Random random = new Random();//设置response头信息//禁止缓存response.setHeader("Pragma", "No-cache");response.setHeader("Cache-Control", "no-cache");response.setDateHeader("Expires", 0);//生成缓冲区image类BufferedImage image = new BufferedImage(width, height, 1);//产生image类的Graphics用于绘制操作Graphics g = image.getGraphics();//Graphics类的样式g.setColor(this.getColor(200, 250));g.setFont(new Font("Times New Roman", 0, 28));g.fillRect(0, 0, width, height);//绘制干扰线for (int i = 0; i < 40; i++) {g.setColor(this.getColor(130, 200));int x = random.nextInt(width);int y = random.nextInt(height);int x1 = random.nextInt(12);int y1 = random.nextInt(12);g.drawLine(x, y, x + x1, y + y1);}//绘制字符String strCode = "";for (int i = 0; i < 4; i++) {String rand = String.valueOf(codeSequence[random.nextInt(codeSequence.length)]);strCode = strCode + rand;g.setColor(new Color(20 + random.nextInt(110), 20 + random.nextInt(110), 20 + random.nextInt(110)));g.drawString(rand, 13 * i + 6, 28);}//将字符保存到session中用于前端的验证session.setAttribute("captcha", strCode.toLowerCase());g.dispose();ImageIO.write(image, "JPEG", response.getOutputStream());response.getOutputStream().flush();}public Color getColor(int fc, int bc) {Random random = new Random();if (fc > 255)fc = 255;if (bc > 255)bc = 255;int r = fc + random.nextInt(bc - fc);int g = fc + random.nextInt(bc - fc);int b = fc + random.nextInt(bc - fc);return new Color(r, g, b);}}

后台角色管理控制器:

/*** 后台角色管理控制器*/
@RequestMapping("/admin/role")
@Controller
public class RoleController {private Logger log = LoggerFactory.getLogger(RoleController.class);@Autowiredprivate MenuService menuService;@Autowiredprivate OperaterLogService operaterLogService;@Autowiredprivate RoleService roleService;/*** 分页搜索角色列表* @param model* @param role* @param pageBean* @return*/@RequestMapping(value="/list")public String list(Model model,Role role,PageBean<Role> pageBean){model.addAttribute("title", "角色列表");model.addAttribute("name", role.getName());model.addAttribute("pageBean", roleService.findByName(role, pageBean));return "admin/role/list";}/*** 角色添加页面* @param model* @return*/@RequestMapping(value="/add",method=RequestMethod.GET)public String add(Model model){List<Menu> findAll = menuService.findAll();model.addAttribute("topMenus",MenuUtil.getTopMenus(findAll));model.addAttribute("secondMenus",MenuUtil.getSecondMenus(findAll));model.addAttribute("thirdMenus",MenuUtil.getThirdMenus(findAll));return "admin/role/add";}/*** 角色添加表单提交处理* @param role* @return*/@RequestMapping(value="/add",method=RequestMethod.POST)@ResponseBodypublic Result<Boolean> add(Role role){//用统一验证实体方法验证是否合法CodeMsg validate = ValidateEntityUtil.validate(role);if(validate.getCode() != CodeMsg.SUCCESS.getCode()){return Result.error(validate);}if(roleService.save(role) == null){return Result.error(CodeMsg.ADMIN_ROLE_ADD_ERROR);}log.info("添加角色【"+role+"】");operaterLogService.add("添加角色【"+role.getName()+"】");return Result.success(true);}/*** 角色编辑页面* @param id* @param model* @return*/@RequestMapping(value="/edit",method=RequestMethod.GET)public String edit(@RequestParam(name="id",required=true)Long id,Model model){List<Menu> findAll = menuService.findAll();model.addAttribute("topMenus",MenuUtil.getTopMenus(findAll));model.addAttribute("secondMenus",MenuUtil.getSecondMenus(findAll));model.addAttribute("thirdMenus",MenuUtil.getThirdMenus(findAll));Role role = roleService.find(id);model.addAttribute("role", role);model.addAttribute("authorities",JSONArray.toJSON(role.getAuthorities()).toString());return "admin/role/edit";}/*** 角色修改表单提交处理* @param request* @param role* @return*/@RequestMapping(value="/edit",method=RequestMethod.POST)@ResponseBodypublic Result<Boolean> edit(Role role){//用统一验证实体方法验证是否合法CodeMsg validate = ValidateEntityUtil.validate(role);if(validate.getCode() != CodeMsg.SUCCESS.getCode()){return Result.error(validate);}Role existRole = roleService.find(role.getId());if(existRole == null){return Result.error(CodeMsg.ADMIN_ROLE_NO_EXIST);}existRole.setName(role.getName());existRole.setRemark(role.getRemark());existRole.setStatus(role.getStatus());existRole.setAuthorities(role.getAuthorities());if(roleService.save(existRole) == null){return Result.error(CodeMsg.ADMIN_ROLE_EDIT_ERROR);}log.info("编辑角色【"+role+"】");operaterLogService.add("编辑角色【"+role.getName()+"】");return Result.success(true);}/*** 删除角色* @param request* @param id* @return*/@RequestMapping(value="delete",method=RequestMethod.POST)@ResponseBodypublic Result<Boolean> delete(@RequestParam(name="id",required=true)Long id){try {roleService.delete(id);} catch (Exception e) {// TODO: handle exceptionreturn Result.error(CodeMsg.ADMIN_ROLE_DELETE_ERROR);}log.info("编辑角色ID【"+id+"】");operaterLogService.add("删除角色ID【"+id+"】");return Result.success(true);}
}

系统控制器:

/*** 系统控制器**/
@RequestMapping("/system")
@Controller
public class SystemController {@Autowiredprivate OperaterLogService operaterLogService;@Autowiredprivate UserService userService;@Autowiredprivate DatabaseBakService databaseBakService;@Autowiredprivate StaffService staffService;@Autowiredprivate OrderAuthService orderAuthService;private Logger log = LoggerFactory.getLogger(SystemController.class);/*** 登录页面* @param model* @return*/@RequestMapping(value="/login",method=RequestMethod.GET)public String login(Model model){model.addAttribute("loginTypes", LoginType.values());return "admin/system/login";}/*** 用户登录提交表单处理方法* @param request* @param cpacha* @return*/@RequestMapping(value="/login",method=RequestMethod.POST)@ResponseBodypublic Result<Boolean> login(HttpServletRequest request,String username,String password,String cpacha,Integer type){if(StringUtils.isEmpty(username)){return Result.error(CodeMsg.ADMIN_USERNAME_EMPTY);}if(StringUtils.isEmpty(password)){return Result.error(CodeMsg.ADMIN_PASSWORD_EMPTY);}//表示实体信息合法，开始验证验证码是否为空if(StringUtils.isEmpty(cpacha)){return Result.error(CodeMsg.CPACHA_EMPTY);}//说明验证码不为空，从session里获取验证码Object attribute = request.getSession().getAttribute("admin_login");if(attribute == null){return Result.error(CodeMsg.SESSION_EXPIRED);}//表示session未失效，进一步判断用户填写的验证码是否正确if(!cpacha.equalsIgnoreCase(attribute.toString())){return Result.error(CodeMsg.CPACHA_ERROR);}if(type == LoginType.ADMINISTRATOR.getCode()){//表示验证码正确，开始查询数据库，检验密码是否正确User findByUsername = userService.findByUsername(username);//判断是否为空if(findByUsername == null){return Result.error(CodeMsg.ADMIN_USERNAME_NO_EXIST);}//表示用户存在，进一步对比密码是否正确if(!findByUsername.getPassword().equals(password)){return Result.error(CodeMsg.ADMIN_PASSWORD_ERROR);}//表示密码正确，接下来判断用户状态是否可用if(findByUsername.getStatus() == User.ADMIN_USER_STATUS_UNABLE){return Result.error(CodeMsg.ADMIN_USER_UNABLE);}//检查用户所属角色状态是否可用if(findByUsername.getRole() == null || findByUsername.getRole().getStatus() == Role.ADMIN_ROLE_STATUS_UNABLE){return Result.error(CodeMsg.ADMIN_USER_ROLE_UNABLE);}//检查用户所属角色的权限是否存在if(findByUsername.getRole().getAuthorities() == null || findByUsername.getRole().getAuthorities().size() == 0){return Result.error(CodeMsg.ADMIN_USER_ROLE_AUTHORITES_EMPTY);}//检查一切符合，可以登录，将用户信息存放至sessionrequest.getSession().setAttribute(SessionConstant.SESSION_USER_LOGIN_KEY, findByUsername);request.getSession().setAttribute("loginType",type);//销毁session中的验证码request.getSession().setAttribute("admin_login", null);//将登陆记录写入日志库operaterLogService.add("用户【"+username+"】于【" + StringUtil.getFormatterDate(new Date(), "yyyy-MM-dd HH:mm:ss") + "】登录系统！");log.info("用户成功登录，user = " + findByUsername);}else{Staff byJobNumber = staffService.findByNameAndIsStatus(username);//判断是否为空if(byJobNumber == null){return Result.error(CodeMsg.ADMIN_USERNAME_NO_EXIST);}//表示用户存在，进一步对比密码是否正确if(!byJobNumber.getPassword().equals(password)){return Result.error(CodeMsg.ADMIN_PASSWORD_ERROR);}//检查用户所属角色状态是否可用if(byJobNumber.getRole() == null || byJobNumber.getRole().getStatus() == Role.ADMIN_ROLE_STATUS_UNABLE){return Result.error(CodeMsg.ADMIN_USER_ROLE_UNABLE);}//检查用户所属角色的权限是否存在if(byJobNumber.getRole().getAuthorities() == null || byJobNumber.getRole().getAuthorities().size() == 0){return Result.error(CodeMsg.ADMIN_USER_ROLE_AUTHORITES_EMPTY);}//检查一切符合，可以登录，将用户信息存放至sessionrequest.getSession().setAttribute(SessionConstant.SESSION_STAFF_LOGIN_KEY, byJobNumber);request.getSession().setAttribute("loginType",type);//销毁session中的验证码request.getSession().setAttribute("admin_login", null);//将登陆记录写入日志库operaterLogService.add("用户【"+username+"】于【" + StringUtil.getFormatterDate(new Date(), "yyyy-MM-dd HH:mm:ss") + "】登录系统！");log.info("员工成功登录，user = " + byJobNumber);}return Result.success(true);}/*** 登录成功后的系统主页* @param model* @return*/@RequestMapping(value="/index")public String index(Model model){model.addAttribute("operatorLogs", operaterLogService.findLastestLog(10));model.addAttribute("userTotal", userService.total());model.addAttribute("operatorLogTotal", operaterLogService.total());model.addAttribute("databaseBackupTotal", databaseBakService.total());model.addAttribute("onlineUserTotal", SessionListener.onlineUserCount);return "admin/system/index";}/*** 注销登录* @return*/@RequestMapping(value="/logout")public String logout(){Integer loginType = (Integer) SessionUtil.get("loginType");if(loginType == LoginType.ADMINISTRATOR.getCode()){User loginedUser = SessionUtil.getLoginedUser();if(loginedUser != null){SessionUtil.set(SessionConstant.SESSION_USER_LOGIN_KEY, null);}}else if(loginType == LoginType.STAFF.getCode()){Staff loginedStaff = SessionUtil.getLoginedStaff();if(loginedStaff != null){SessionUtil.set(SessionConstant.SESSION_STAFF_LOGIN_KEY,null);}}return "redirect:login";}/*** 无权限提示页面* @return*/@RequestMapping(value="/no_right")public String noRight(){return "admin/system/no_right";}/*** 修改用户个人信息* @return*/@RequestMapping(value="/update_userinfo",method=RequestMethod.GET)public String updateUserInfo(){return "admin/system/update_userinfo";}/*** 修改个人信息保存* @param user* @return*/@RequestMapping(value="/update_userinfo",method=RequestMethod.POST)public String updateUserInfo(User user){User loginedUser = SessionUtil.getLoginedUser();loginedUser.setEmail(user.getEmail());loginedUser.setMobile(user.getMobile());loginedUser.setHeadPic(user.getHeadPic());//首先保存到数据库userService.save(loginedUser);//更新session里的值SessionUtil.set(SessionConstant.SESSION_USER_LOGIN_KEY, loginedUser);return "redirect:update_userinfo";}/*** 修改密码页面* @return*/@RequestMapping(value="/update_pwd",method=RequestMethod.GET)public String updatePwd(){return "admin/system/update_pwd";}/*** 修改密码表单提交* @param oldPwd* @param newPwd* @return*/@RequestMapping(value="/update_pwd",method=RequestMethod.POST)@ResponseBodypublic Result<Boolean> updatePwd(@RequestParam(name="oldPwd",required=true)String oldPwd,@RequestParam(name="newPwd",required=true)String newPwd){Integer loginType = (Integer) SessionUtil.get("loginType");if(loginType == LoginType.ADMINISTRATOR.getCode()){User loginedUser = SessionUtil.getLoginedUser();if(!loginedUser.getPassword().equals(oldPwd)){return Result.error(CodeMsg.ADMIN_USER_UPDATE_PWD_ERROR);}if(StringUtils.isEmpty(newPwd)){return Result.error(CodeMsg.ADMIN_USER_UPDATE_PWD_EMPTY);}if(newPwd.length()<4 || newPwd.length()>32){return Result.error(CodeMsg.ADMIN_USER_PWD_LENGTH_ERROR);}loginedUser.setPassword(newPwd);//保存数据库userService.save(loginedUser);//更新sessionSessionUtil.set(SessionConstant.SESSION_USER_LOGIN_KEY, loginedUser);}else{Staff loginedStaff = SessionUtil.getLoginedStaff();Staff staff = staffService.find(loginedStaff.getId());if(!staff.getPassword().equals(oldPwd)){return Result.error(CodeMsg.ADMIN_USER_UPDATE_PWD_ERROR);}if(StringUtils.isEmpty(newPwd)){return Result.error(CodeMsg.ADMIN_USER_UPDATE_PWD_EMPTY);}staff.setPassword(newPwd);CodeMsg codeMsg = ValidateEntityUtil.validate(staff);if (codeMsg.getCode() != CodeMsg.SUCCESS.getCode()){return Result.error(codeMsg);}loginedStaff.setPassword(newPwd);//保存数据库staffService.save(loginedStaff);//更新sessionSessionUtil.set(SessionConstant.SESSION_STAFF_LOGIN_KEY, loginedStaff);}return Result.success(true);}/*** 日志管理列表* @param model* @param operaterLog* @param pageBean* @return*/@RequestMapping(value="/operator_log_list")public String operatorLogList(Model model,OperaterLog operaterLog,PageBean<OperaterLog> pageBean){model.addAttribute("pageBean", operaterLogService.findList(operaterLog, pageBean));model.addAttribute("operator", operaterLog.getOperator());model.addAttribute("title", "日志列表");return "admin/system/operator_log_list";}/*** 验证订单* @param orderSn* @param phone* @return*/@RequestMapping(value="/auth_order",method=RequestMethod.POST)@ResponseBodypublic Result<Boolean> authOrder(@RequestParam(name="orderSn",required=true)String orderSn,@RequestParam(name="phone",required=true)String phone){OrderAuth orderAuth = new OrderAuth();orderAuth.setMac(StringUtil.getMac());orderAuth.setOrderSn(orderSn);orderAuth.setPhone(phone);orderAuthService.save(orderAuth);AppConfig.ORDER_AUTH = 1;return Result.success(true);}/*** 删除操作日志，可删除多个* @param ids* @return*/@RequestMapping(value="/delete_operator_log",method=RequestMethod.POST)@ResponseBodypublic Result<Boolean> delete(String ids){if(!StringUtils.isEmpty(ids)){String[] splitIds = ids.split(",");for(String id : splitIds){operaterLogService.delete(Long.valueOf(id));}}return Result.success(true);}/*** 清空整个日志* @return*/@RequestMapping(value="/delete_all_operator_log",method=RequestMethod.POST)@ResponseBodypublic Result<Boolean> deleteAll(){operaterLogService.deleteAll();return Result.success(true);}
}

源码获取：博客首页 "资源" 里下载！