系统首页：主要功能用户、角色、通知公告信息、商品种类以及商品详情管理和用户管理以及订单信息管理等数据操作。

后台菜单管理：

用户管理：

通知公告列表展示以及内容添加：

后台管理员对水果商品的管理：

上传商品详情信息:

商品评论数据维护:

订单管理和维护:

项目使用eclipse和idea运行、推荐idea、源码架构：

数据库设计ER图：

设计报告：

用户管理控制器业务：

/*** 用户管理控制器**/
@RequestMapping("/admin/user")
@Controller
public class UserController {@Autowiredprivate UserService userService;@Autowiredprivate RoleService roleService;/*** 用户列表页面* @param model* @return*/@RequestMapping(value="/list",method=RequestMethod.GET)public ModelAndView list(ModelAndView model){Map<String, Object> queryMap = new HashMap<String, Object>();model.addObject("roleList", roleService.findList(queryMap));model.setViewName("user/list");return model;}/*** 获取用户列表* @param page* @param username* @param roleId* @param sex* @return*/@RequestMapping(value="/list",method=RequestMethod.POST)@ResponseBodypublic Map<String, Object> getList(Page page,@RequestParam(name="username",required=false,defaultValue="") String username,@RequestParam(name="roleId",required=false) Long roleId,@RequestParam(name="sex",required=false) Integer sex,HttpServletRequest request){Map<String, Object> ret = new HashMap<String, Object>();Map<String, Object> queryMap = new HashMap<String, Object>();Role role = (Role) request.getSession().getAttribute("role");User user = (User) request.getSession().getAttribute("admin");if(role.getId().equals(Long.valueOf("2"))) {//如果是卖家角色， 只能看到自己的个人信息queryMap.put("Id", user.getId());}queryMap.put("username", username);queryMap.put("roleId", roleId);queryMap.put("sex", sex);queryMap.put("offset", page.getOffset());queryMap.put("pageSize", page.getRows());ret.put("rows", userService.findList(queryMap));ret.put("total", userService.getTotal(queryMap));return ret;}/*** 添加用户* @param user* @return*/@RequestMapping(value="/add",method=RequestMethod.POST)@ResponseBodypublic Map<String, String> add(User user){Map<String, String> ret = new HashMap<String, String>();if(user == null){ret.put("type", "error");ret.put("msg", "请填写正确的用户信息！");return ret;}if(StringUtils.isEmpty(user.getUsername())){ret.put("type", "error");ret.put("msg", "请填写用户名！");return ret;}if(StringUtils.isEmpty(user.getPassword())){ret.put("type", "error");ret.put("msg", "请填写密码！");return ret;}if(user.getRoleId() == null){ret.put("type", "error");ret.put("msg", "请选择所属角色！");return ret;}if(isExist(user.getUsername(), 0l)){ret.put("type", "error");ret.put("msg", "该用户名已经存在，请重新输入！");return ret;}if(userService.add(user) <= 0){ret.put("type", "error");ret.put("msg", "用户添加失败，请联系管理员！");return ret;}ret.put("type", "success");ret.put("msg", "角色添加成功！");return ret;}/*** 编辑用户* @param user* @return*/@RequestMapping(value="/edit",method=RequestMethod.POST)@ResponseBodypublic Map<String, String> edit(User user){Map<String, String> ret = new HashMap<String, String>();if(user == null){ret.put("type", "error");ret.put("msg", "请填写正确的用户信息！");return ret;}if(StringUtils.isEmpty(user.getUsername())){ret.put("type", "error");ret.put("msg", "请填写用户名！");return ret;}
//		if(StringUtils.isEmpty(user.getPassword())){
//			ret.put("type", "error");
//			ret.put("msg", "请填写密码！");
//			return ret;
//		}if(user.getRoleId() == null){ret.put("type", "error");ret.put("msg", "请选择所属角色！");return ret;}if(isExist(user.getUsername(), user.getId())){ret.put("type", "error");ret.put("msg", "该用户名已经存在，请重新输入！");return ret;}if(userService.edit(user) <= 0){ret.put("type", "error");ret.put("msg", "用户添加失败，请联系管理员！");return ret;}ret.put("type", "success");ret.put("msg", "角色添加成功！");return ret;}/*** 批量删除用户* @param ids* @return*/@RequestMapping(value="/delete",method=RequestMethod.POST)@ResponseBodypublic Map<String, String> delete(String ids){Map<String, String> ret = new HashMap<String, String>();if(StringUtils.isEmpty(ids)){ret.put("type", "error");ret.put("msg", "选择要删除的数据！");return ret;}if(ids.contains(",")){ids = ids.substring(0,ids.length()-1);}if(userService.delete(ids) <= 0){ret.put("type", "error");ret.put("msg", "用户删除失败，请联系管理员！");return ret;}ret.put("type", "success");ret.put("msg", "用户删除成功！");return ret;}/*** 上传图片* @param photo* @param request* @return*/@RequestMapping(value="/upload_photo",method=RequestMethod.POST)@ResponseBodypublic Map<String, String> uploadPhoto(MultipartFile photo,HttpServletRequest request){Map<String, String> ret = new HashMap<String, String>();if(photo == null){ret.put("type", "error");ret.put("msg", "选择要上传的文件！");return ret;}if(photo.getSize() > 1024*1024*1024){ret.put("type", "error");ret.put("msg", "文件大小不能超过10M！");return ret;}//获取文件后缀String suffix = photo.getOriginalFilename().substring(photo.getOriginalFilename().lastIndexOf(".")+1,photo.getOriginalFilename().length());if(!"jpg,jpeg,gif,png".toUpperCase().contains(suffix.toUpperCase())){ret.put("type", "error");ret.put("msg", "请选择jpg,jpeg,gif,png格式的图片！");return ret;}String savePath = request.getServletContext().getRealPath("/") + "/resources/upload/";File savePathFile = new File(savePath);if(!savePathFile.exists()){//若不存在改目录，则创建目录savePathFile.mkdir();}String filename = new Date().getTime()+"."+suffix;try {//将文件保存至指定目录photo.transferTo(new File(savePath+filename));}catch (Exception e) {// TODO Auto-generated catch blockret.put("type", "error");ret.put("msg", "保存文件异常！");e.printStackTrace();return ret;}ret.put("type", "success");ret.put("msg", "用户删除成功！");ret.put("filepath",request.getServletContext().getContextPath() + "/resources/upload/" + filename );return ret;}/*** 判断该用户名是否存在* @param username* @param id* @return*/private boolean isExist(String username,Long id){User user = userService.findByUsername(username);if(user == null)return false;if(user.getId().longValue() == id.longValue())return false;return true;}
}

系统操作类控制器：

/*** 系统操作类控制器**/
@Controller
@RequestMapping("/system")
public class SystemController {@Autowiredprivate UserService userService;@Autowiredprivate RoleService roleService;@Autowiredprivate AuthorityService authorityService;@Autowiredprivate MenuService menuService;@Autowiredprivate LogService logService;/*** 系统登录后的主页* @param model* @return*/@RequestMapping(value="/index",method=RequestMethod.GET)public ModelAndView index(ModelAndView model,HttpServletRequest request){List<Menu> userMenus = (List<Menu>)request.getSession().getAttribute("userMenus");model.addObject("topMenuList", MenuUtil.getAllTopMenu(userMenus));model.addObject("secondMenuList", MenuUtil.getAllSecondMenu(userMenus));model.setViewName("system/index");return model;//WEB-INF/views/+system/index+.jsp = WEB-INF/views/system/index.jsp}/*** 系统登录后的欢迎页* @param model* @return*/@RequestMapping(value="/welcome",method=RequestMethod.GET)public ModelAndView welcome(ModelAndView model){model.setViewName("system/welcome");return model;}/*** 系统500错误页面* @param model* @return*/@RequestMapping(value="/operation_error",method=RequestMethod.GET)public ModelAndView operationError(ModelAndView model){model.setViewName("errors/500");return model;}/*** 登陆页面* @param model* @return*/@RequestMapping(value="/login",method=RequestMethod.GET)public ModelAndView login(ModelAndView model){model.setViewName("system/login");return model;}/*** 登录表单提交处理控制器* @param user* @param cpacha* @return*/@RequestMapping(value="/login",method=RequestMethod.POST)@ResponseBodypublic Map<String, String> loginAct(User user,String cpacha,HttpServletRequest request){Map<String, String> ret = new HashMap<String, String>();if(user == null){ret.put("type", "error");ret.put("msg", "请填写用户信息！");return ret;}if(StringUtils.isEmpty(cpacha)){ret.put("type", "error");ret.put("msg", "请填写验证码！");return ret;}if(StringUtils.isEmpty(user.getUsername())){ret.put("type", "error");ret.put("msg", "请填写用户名！");return ret;}if(StringUtils.isEmpty(user.getPassword())){ret.put("type", "error");ret.put("msg", "请填写密码！");return ret;}Object loginCpacha = request.getSession().getAttribute("loginCpacha");if(loginCpacha == null){ret.put("type", "error");ret.put("msg", "会话超时，请刷新页面！");return ret;}if(!cpacha.toUpperCase().equals(loginCpacha.toString().toUpperCase())){ret.put("type", "error");ret.put("msg", "验证码错误！");logService.add("用户名为"+user.getUsername()+"的用户登录时输入验证码错误!");return ret;}User findByUsername = userService.findByUsername(user.getUsername());if(findByUsername == null){ret.put("type", "error");ret.put("msg", "该用户名不存在！");logService.add("登录时，用户名为"+user.getUsername()+"的用户不存在!");return ret;}if(!user.getPassword().equals(findByUsername.getPassword())){ret.put("type", "error");ret.put("msg", "密码错误！");logService.add("用户名为"+user.getUsername()+"的用户登录时输入密码错误!");return ret;}//说明用户名密码及验证码都正确//此时需要查询用户的角色权限Role role = roleService.find(findByUsername.getRoleId());List<Authority> authorityList = authorityService.findListByRoleId(role.getId());//根据角色获取权限列表String menuIds = "";for(Authority authority:authorityList){menuIds += authority.getMenuId() + ",";}if(!StringUtils.isEmpty(menuIds)){menuIds = menuIds.substring(0,menuIds.length()-1);}List<Menu> userMenus = menuService.findListByIds(menuIds);//把角色信息、菜单信息放到session中request.getSession().setAttribute("admin", findByUsername);request.getSession().setAttribute("role", role);request.getSession().setAttribute("userMenus", userMenus);ret.put("type", "success");ret.put("msg", "登录成功！");logService.add("用户名为{"+user.getUsername()+"}，角色为{"+role.getName()+"}的用户登录成功!");return ret;}/*** 后台退出注销功能* @param request* @return*/@RequestMapping(value="/logout",method=RequestMethod.GET)public String logout(HttpServletRequest request){HttpSession session = request.getSession();session.setAttribute("admin", null);session.setAttribute("role", null);request.getSession().setAttribute("userMenus", null);return "redirect:login";}/*** 修改密码页面* @param model* @return*/@RequestMapping(value="/edit_password",method=RequestMethod.GET)public ModelAndView editPassword(ModelAndView model){model.setViewName("system/edit_password");return model;}@RequestMapping(value="/edit_password",method=RequestMethod.POST)@ResponseBodypublic Map<String, String> editPasswordAct(String newpassword,String oldpassword,HttpServletRequest request){Map<String, String> ret = new HashMap<String, String>();if(StringUtils.isEmpty(newpassword)){ret.put("type", "error");ret.put("msg", "请填写新密码！");return ret;}User user = (User)request.getSession().getAttribute("admin");if(!user.getPassword().equals(oldpassword)){ret.put("type", "error");ret.put("msg", "原密码错误！");return ret;}user.setPassword(newpassword);if(userService.editPassword(user) <= 0){ret.put("type", "error");ret.put("msg", "密码修改失败，请联系管理员！");return ret;}ret.put("type", "success");ret.put("msg", "密码修改成功！");logService.add("用户名为{"+user.getUsername()+"}，的用户成功修改密码!");return ret;} /*** 本系统所有的验证码均采用此方法* @param vcodeLen* @param width* @param height* @param cpachaType:用来区别验证码的类型，传入字符串* @param request* @param response*/@RequestMapping(value="/get_cpacha",method=RequestMethod.GET)public void generateCpacha(@RequestParam(name="vl",required=false,defaultValue="4") Integer vcodeLen,@RequestParam(name="w",required=false,defaultValue="100") Integer width,@RequestParam(name="h",required=false,defaultValue="30") Integer height,@RequestParam(name="type",required=true,defaultValue="loginCpacha") String cpachaType,HttpServletRequest request,HttpServletResponse response){CpachaUtil cpachaUtil = new CpachaUtil(vcodeLen, width, height);String generatorVCode = cpachaUtil.generatorVCode();request.getSession().setAttribute(cpachaType, generatorVCode);BufferedImage generatorRotateVCodeImage = cpachaUtil.generatorRotateVCodeImage(generatorVCode, true);try {ImageIO.write(generatorRotateVCodeImage, "gif", response.getOutputStream());} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}}
}

角色role控制器：

/*** 角色role控制器*/
@RequestMapping("/admin/role")
@Controller
public class RoleController {@Autowiredprivate RoleService roleService;@Autowiredprivate AuthorityService authorityService;@Autowiredprivate MenuService menuService;/*** 角色列表页面* @param model* @return*/@RequestMapping(value="/list",method=RequestMethod.GET)public ModelAndView list(ModelAndView model){model.setViewName("/role/list");return model;}/*** 获取角色列表* @param page* @param name* @return*/@RequestMapping(value="/list",method=RequestMethod.POST)@ResponseBodypublic Map<String, Object> getList(Page page,@RequestParam(name="name",required=false,defaultValue="") String name){Map<String, Object> ret = new HashMap<String, Object>();Map<String, Object> queryMap = new HashMap<String, Object>();queryMap.put("name", name);queryMap.put("offset", page.getOffset());queryMap.put("pageSize", page.getRows());ret.put("rows", roleService.findList(queryMap));ret.put("total", roleService.getTotal(queryMap));return ret;}/*** 角色添加* @param role* @return*/@RequestMapping(value="/add",method=RequestMethod.POST)@ResponseBodypublic Map<String, String> add(Role role){Map<String, String> ret = new HashMap<String, String>();if(role == null){ret.put("type", "error");ret.put("msg", "请填写正确的角色信息！");return ret;}if(StringUtils.isEmpty(role.getName())){ret.put("type", "error");ret.put("msg", "请填写角色名称！");return ret;}if(roleService.add(role) <= 0){ret.put("type", "error");ret.put("msg", "角色添加失败，请联系管理员！");return ret;}ret.put("type", "success");ret.put("msg", "角色添加成功！");return ret;}/*** 角色修改* @param role* @return*/@RequestMapping(value="/edit",method=RequestMethod.POST)@ResponseBodypublic Map<String, String> edit(Role role){Map<String, String> ret = new HashMap<String, String>();if(role == null){ret.put("type", "error");ret.put("msg", "请填写正确的角色信息！");return ret;}if(StringUtils.isEmpty(role.getName())){ret.put("type", "error");ret.put("msg", "请填写角色名称！");return ret;}if(roleService.edit(role) <= 0){ret.put("type", "error");ret.put("msg", "角色修改失败，请联系管理员！");return ret;}ret.put("type", "success");ret.put("msg", "角色修改成功！");return ret;}/*** 删除角色信息* @param id* @return*/@RequestMapping(value="/delete",method=RequestMethod.POST)@ResponseBodypublic Map<String, String> delete(Long id){Map<String, String> ret = new HashMap<String, String>();if(id == null){ret.put("type", "error");ret.put("msg", "请选择要删除的角色！");return ret;}try {if(roleService.delete(id) <= 0){ret.put("type", "error");ret.put("msg", "删除失败，请联系管理员！");return ret;}} catch (Exception e) {// TODO: handle exceptionret.put("type", "error");ret.put("msg", "该角色下存在权限或者用户信息，不能删除！");return ret;}ret.put("type", "success");ret.put("msg", "角色删除成功！");return ret;}/*** 获取所有的菜单信息* @return*/@RequestMapping(value="/get_all_menu",method=RequestMethod.POST)@ResponseBodypublic List<Menu> getAllMenu(){Map<String, Object> queryMap = new HashMap<String, Object>();queryMap.put("offset", 0);queryMap.put("pageSize", 99999);return menuService.findList(queryMap);}/*** 添加权限* @param ids* @return*/@RequestMapping(value="/add_authority",method=RequestMethod.POST)@ResponseBodypublic Map<String, String> addAuthority(@RequestParam(name="ids",required=true) String ids,@RequestParam(name="roleId",required=true) Long roleId){Map<String,String> ret = new HashMap<String, String>();if(StringUtils.isEmpty(ids)){ret.put("type", "error");ret.put("msg", "请选择相应的权限！");return ret;}if(roleId == null){ret.put("type", "error");ret.put("msg", "请选择相应的角色！");return ret;}if(ids.contains(",")){ids = ids.substring(0,ids.length()-1);}String[] idArr = ids.split(",");if(idArr.length > 0){authorityService.deleteByRoleId(roleId);}for(String id:idArr){Authority authority = new Authority();authority.setMenuId(Long.valueOf(id));authority.setRoleId(roleId);authorityService.add(authority);}ret.put("type", "success");ret.put("msg", "权限编辑成功！");return ret;}/*** 获取某个角色的所有权限* @param roleId* @return*/@RequestMapping(value="/get_role_authority",method=RequestMethod.POST)@ResponseBodypublic List<Authority> getRoleAuthority(@RequestParam(name="roleId",required=true) Long roleId){return authorityService.findListByRoleId(roleId);}
}

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