javaweb JAVA JSP学生信息档案管理系统JSP学生管理系统JSP学生档案管理系统JSP学生信息管理系统

  后台管理控制器:

public class UserController {
 
	@Autowired
	private UserService userService;
	@Autowired
	private RoleService roleService;
	@Autowired
	private OperaterLogService operaterLogService;
	/**
	 * 用户列表页面
	 * @param model
	 * @param user
	 * @param pageBean
	 * @return
	 */
	@RequestMapping(value="/list")
	public String list(Model model,User user,PageBean<User> pageBean){
		model.addAttribute("title", "用户列表");
		model.addAttribute("username", user.getUsername());
		model.addAttribute("pageBean", userService.findList(user, pageBean));
		return "admin/user/list";
	}
	
	/**
	 * 新增用户页面
	 * @param model
	 * @return
	 */
	@RequestMapping(value="/add",method=RequestMethod.GET)
	public String add(Model model){
		model.addAttribute("roles", roleService.findAll());
		return "admin/user/add";
	}
	
	/**
	 * 用户添加表单提交处理
	 * @param user
	 * @return
	 */
	@RequestMapping(value="/add",method=RequestMethod.POST)
	@ResponseBody
	public Result<Boolean> add(User user){
		//用统一验证实体方法验证是否合法
		CodeMsg validate = ValidateEntityUtil.validate(user);
		if(validate.getCode() != CodeMsg.SUCCESS.getCode()){
			return Result.error(validate);
		}
		if(user.getRole() == null || user.getRole().getId() == null){
			return Result.error(CodeMsg.ADMIN_USER_ROLE_EMPTY);
		}
		//判断用户名是否存在
		if(userService.isExistUsername(user.getUsername(), 0l)){
			return Result.error(CodeMsg.ADMIN_USERNAME_EXIST);
		}
		//到这说明一切符合条件，进行数据库新增
		if(userService.save(user) == null){
			return Result.error(CodeMsg.ADMIN_USE_ADD_ERROR);
		}
		operaterLogService.add("添加用户，用户名：" + user.getUsername());
		return Result.success(true);
	}
	
	/**
	 * 用户编辑页面
	 * @param model
	 * @return
	 */
	@RequestMapping(value="/edit",method=RequestMethod.GET)
	public String edit(Model model,@RequestParam(name="id",required=true)Long id){
		model.addAttribute("roles", roleService.findAll());
		model.addAttribute("user", userService.find(id));
		return "admin/user/edit";
	}
 
	
	/**
	 * 编辑用户信息表单提交处理
	 * @param user
	 * @return
	 */
	@RequestMapping(value="/edit",method=RequestMethod.POST)
	@ResponseBody
	public Result<Boolean> edit(User user){
		//用统一验证实体方法验证是否合法
		CodeMsg validate = ValidateEntityUtil.validate(user);
		if(validate.getCode() != CodeMsg.SUCCESS.getCode()){
			return Result.error(validate);
		}
		if(user.getRole() == null || user.getRole().getId() == null){
			return Result.error(CodeMsg.ADMIN_USER_ROLE_EMPTY);
		}
		if(user.getId() == null || user.getId().longValue() <= 0){
			return Result.error(CodeMsg.ADMIN_USE_NO_EXIST);
		}
		if(userService.isExistUsername(user.getUsername(), user.getId())){
			return Result.error(CodeMsg.ADMIN_USERNAME_EXIST);
		}
		//到这说明一切符合条件，进行数据库保存
		User findById = userService.find(user.getId());
		//讲提交的用户信息指定字段复制到已存在的user对象中,该方法会覆盖新字段内容
		BeanUtils.copyProperties(user, findById, "id","createTime","updateTime");
		if(userService.save(findById) == null){
			return Result.error(CodeMsg.ADMIN_USE_EDIT_ERROR);
		}
		operaterLogService.add("编辑用户，用户名：" + user.getUsername());
		return Result.success(true);
	}
	
	/**
	 * 删除用户
	 * @param id
	 * @return
	 */
	@RequestMapping(value="/delete",method=RequestMethod.POST)
	@ResponseBody
	public Result<Boolean> delete(@RequestParam(name="id",required=true)Long id){
		try {
			userService.delete(id);
		} catch (Exception e) {
			return Result.error(CodeMsg.ADMIN_USE_DELETE_ERROR);
		}
		operaterLogService.add("添加用户，用户ID：" + id);
		return Result.success(true);
	}
}