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一，系统的技术栈

移动端，采用安卓进行开发，Android它应用于安卓系统软件和程序开发，其由谷歌公司推出，目前在国际市场上有着广泛的应用及开发环境，并不瘦限制研发人员能够通过修改开放的源代码来实现各种使用的 APP软件，开发的软件程序具有界面友好稳定性好等特点，安卓系统架构图具体如下：

后端采用的Java进行开发的，数据库采用的Mysql。

系统的功能架构：

二，系统界面

后台：

三，系统核心代码

/**
 * 小孟v：jishulearn
 */
@Controller
@RequestMapping("/api")
public class ApiController {
    @Autowired
    private UsersService userService;
    @Autowired
    private ShouruService shouruService;
    @Autowired
    private ZhichuService zhichuService;
    @Autowired
    private GudingzhichuService gudingzhichuService;
    @Autowired
    private GudingzhichuleixService gudingzhichuleixService;
    @Autowired
    private ShourutypeService shourutypeService;
    @Autowired
    private ZhichutypeService zhichutypeService;
    @Autowired
    private WenzhangService wenzhangService;
    @Autowired
    private GonggaoService gonggaoService;
    @PostMapping("/userlogin")
    @ResponseBody
    public JsonResult login(String username, String password) {
        if (username == null || username.trim().isEmpty()) return JsonResult.error("请输入账号");
        if (password == null || password.trim().isEmpty()) return JsonResult.error("请输入密码");
        Users user = userService.getOne(new QueryWrapper<Users>().eq("username", username).eq("password", password));
        if (user != null) {
            return JsonResult.ok("登录成功").setData(user);
        } else {
            return JsonResult.error("用户名或密码错误");
        }
    }
    @PostMapping("/userreg")
    @ResponseBody
    public JsonResult reg(String username, String password, String nickname, String dianhua, String youxiang,String image) {
        if (username == null || username.trim().isEmpty()) return JsonResult.error("请输入账号");
        if (password == null || password.trim().isEmpty()) return JsonResult.error("请输入密码");
        if (nickname == null || nickname.trim().isEmpty()) return JsonResult.error("请输入真实姓名");
        if (dianhua == null || dianhua.trim().isEmpty()) return JsonResult.error("请输入电话");
        if (youxiang == null || youxiang.trim().isEmpty()) return JsonResult.error("请输入邮箱");
        Users user1 = new Users();
        user1.setUsername(username);
        user1.setNickname(nickname);
        user1.setPassword(password);
        user1.setDianhua(dianhua);
        user1.setYouxiang(youxiang);
        user1.setImage(image);
        Users user = userService.getOne(new QueryWrapper<Users>().eq("username", username));
        if (user!=null){
            return JsonResult.error("用户名已经存在，请重试！");
        }
        if (userService.save(user1)) {
            return JsonResult.ok("注册成功");
        }
        return JsonResult.error("注册失败");
    }
    @PostMapping("/userupdate")
    @ResponseBody
    public JsonResult update(Integer id, String username, String password, String nickname) {
        if (username == null || username.trim().isEmpty()) return JsonResult.error("请输入账号");
        if (password == null || password.trim().isEmpty()) return JsonResult.error("请输入密码");
        if (nickname == null || nickname.trim().isEmpty()) return JsonResult.error("请输入真实姓名");
        Users userone = userService.getById(id);
        if (userone == null) {
            return JsonResult.ok("用户不存在！");
        }
        userone.setUsername(username);
        userone.setPassword(password);
        userone.setNickname(nickname);
        if (userService.updateById(userone)) {
            return JsonResult.ok("修改成功");
        }
        return JsonResult.error("修改失败");
    }
    @PostMapping("/userupdatePass")
    @ResponseBody
    public JsonResult updatePass(Integer id, String username, String password) {
        if (username == null || username.trim().isEmpty()) return JsonResult.error("请输入账号");
        if (password == null || password.trim().isEmpty()) return JsonResult.error("请输入密码");
        Users userone = userService.getById(id);
        if (userone == null) {
            return JsonResult.ok("用户不存在！");
        }
        userone.setUsername(username);
        userone.setPassword(password);
        if (userService.updateById(userone)) {
            return JsonResult.ok("修改成功");
        }
        return JsonResult.error("修改失败");
    }
    @PostMapping("/userupdateImage")
    @ResponseBody
    public JsonResult updateImage(Integer id, String image) {
        Users userone = userService.getById(id);
        if (userone == null) {
            return JsonResult.ok("用户不存在！");
        }
        userone.setImage(image);
        if (userService.updateById(userone)) {
            return JsonResult.ok("修改成功");
        }
        return JsonResult.error("修改失败");
    }
    @ResponseBody
    @RequestMapping("/shouru/list")
    public JsonResult ShouRuList(String username) {
        PageParam<Zhichu> pageParam = new PageParam<>();
        pageParam.put("username", username);
        List<Shouru> records = shouruService.listAll(pageParam.getNoPageParam());
        return JsonResult.ok().setData(records);
    }
    @ResponseBody
    @RequestMapping("/wenzhang/list")
    public JsonResult WenZhangList() {
        PageParam<Wenzhang> pageParam = new PageParam<>();
        List<Wenzhang> records = wenzhangService.listAll(pageParam.getNoPageParam());
        return JsonResult.ok().setData(records);
    }
    @ResponseBody
    @RequestMapping("/gonggao/list")
    public JsonResult GongGaoList() {
        PageParam<Gonggao> pageParam = new PageParam<>();
        List<Gonggao> records = gonggaoService.listAll(pageParam.getNoPageParam());
        return JsonResult.ok().setData(records);
    }

/**
 * 管理
 * Created by xiaomeng，vx：jiushulearn
 */
@Controller
@RequestMapping("/caiwu/gonggao")
public class GonggaoController extends BaseController {
    @Autowired
    private GonggaoService gonggaoService;
    @RequestMapping()
    public String view() {
        return "caiwu/gonggao.html";
    }
    /**
     * 分页查询
     */
    @ResponseBody
    @RequestMapping("/page")
    public PageResult<Gonggao> page(HttpServletRequest request) {
        PageParam<Gonggao> pageParam = new PageParam<>(request);
        return new PageResult<>(gonggaoService.page(pageParam, pageParam.getWrapper()).getRecords(), pageParam.getTotal());
        //return gonggaoService.listPage(pageParam);  // 使用关联查询
    }
    /**
     * 查询全部
     */
    @ResponseBody
    @RequestMapping("/list")
    public JsonResult list(HttpServletRequest request) {
        PageParam<Gonggao> pageParam = new PageParam<>(request);
        return JsonResult.ok().setData(gonggaoService.list(pageParam.getOrderWrapper()));
        //List<Gonggao> records = gonggaoService.listAll(pageParam.getNoPageParam());  // 使用关联查询
        //return JsonResult.ok().setData(pageParam.sortRecords(records));
    }
    /**
     * 根据id查询
     */
    @ResponseBody
    @RequestMapping("/get")
    public JsonResult get(Integer id) {
        return JsonResult.ok().setData(gonggaoService.getById(id));
		// 使用关联查询
        //PageParam<Gonggao> pageParam = new PageParam<>();
		//pageParam.put("id", id);
        //List<Gonggao> records = gonggaoService.listAll(pageParam.getNoPageParam());
        //return JsonResult.ok().setData(pageParam.getOne(records));
    }
    /**
     * 添加
     */
    @ResponseBody
    @RequestMapping("/save")
    public JsonResult save(Gonggao gonggao) {
        if (gonggaoService.save(gonggao)) {
            return JsonResult.ok("添加成功");
        }
        return JsonResult.error("添加失败");
    }
    /**
     * 修改
     */
    @ResponseBody
    @RequestMapping("/update")
    public JsonResult update(Gonggao gonggao) {
        if (gonggaoService.updateById(gonggao)) {
            return JsonResult.ok("修改成功");
        }
        return JsonResult.error("修改失败");
    }
    /**
     * 删除
     */
    @ResponseBody
    @RequestMapping("/remove")
    public JsonResult remove(Integer id) {
        if (gonggaoService.removeById(id)) {
            return JsonResult.ok("删除成功");
        }
        return JsonResult.error("删除失败");
    }
    /**
     * 批量添加
     */
    @ResponseBody
    @RequestMapping("/saveBatch")
    public JsonResult saveBatch(@RequestBody List<Gonggao> list) {
        if (gonggaoService.saveBatch(list)) {
            return JsonResult.ok("添加成功");
        }
        return JsonResult.error("添加失败");
    }
    /**
     * 批量修改
     */
    @ResponseBody
    @RequestMapping("/updateBatch")
    public JsonResult updateBatch(@RequestBody BatchParam<Gonggao> batchParam) {
        if (batchParam.update(gonggaoService, "id")) {
            return JsonResult.ok("修改成功");
        }
        return JsonResult.error("修改失败");
    }

@Controller
@RequestMapping("/caiwu/gudingzhichu")
public class GudingzhichuController extends BaseController {
    @Autowired
    private GudingzhichuService gudingzhichuService;
    @Autowired
    private GudingzhichuleixService gudingzhichuleixService;
    private List<String> shijianleixing=new ArrayList<>();
    @RequestMapping()
    public String view(Model model) {
        model.addAttribute("leixing",gudingzhichuleixService.list());
        //每周  每月  每年  一直
        shijianleixing.add("每周");
        shijianleixing.add("每月");
        shijianleixing.add("每年");
        shijianleixing.add("一直");
        model.addAttribute("shijianleixing", shijianleixing);
        return "caiwu/gudingzhichu.html";
    }
    /**
     * 分页查询
     */
    @ResponseBody
    @RequestMapping("/page")
    public PageResult<Gudingzhichu> page(HttpServletRequest request) {
        PageParam<Gudingzhichu> pageParam = new PageParam<>(request);
        return new PageResult<>(gudingzhichuService.page(pageParam, pageParam.getWrapper()).getRecords(), pageParam.getTotal());
        //return gudingzhichuService.listPage(pageParam);  // 使用关联查询
    }
    /**
     * 查询全部
     */
    @ResponseBody
    @RequestMapping("/list")
    public JsonResult list(HttpServletRequest request) {
        PageParam<Gudingzhichu> pageParam = new PageParam<>(request);
        return JsonResult.ok().setData(gudingzhichuService.list(pageParam.getOrderWrapper()));
        //List<Gudingzhichu> records = gudingzhichuService.listAll(pageParam.getNoPageParam());  // 使用关联查询
        //return JsonResult.ok().setData(pageParam.sortRecords(records));
    }
    /**
     * 根据id查询
     */
    @ResponseBody
    @RequestMapping("/get")
    public JsonResult get(Integer id) {
        return JsonResult.ok().setData(gudingzhichuService.getById(id));
		// 使用关联查询
        //PageParam<Gudingzhichu> pageParam = new PageParam<>();
		//pageParam.put("id", id);
        //List<Gudingzhichu> records = gudingzhichuService.listAll(pageParam.getNoPageParam());
        //return JsonResult.ok().setData(pageParam.getOne(records));
    }
    /**
     * 添加
     */
    @ResponseBody
    @RequestMapping("/save")
    public JsonResult save(Gudingzhichu gudingzhichu) {
        if (gudingzhichuService.save(gudingzhichu)) {
            return JsonResult.ok("添加成功");
        }
        return JsonResult.error("添加失败");
    }
    /**
     * 修改
     */
    @ResponseBody
    @RequestMapping("/update")
    public JsonResult update(Gudingzhichu gudingzhichu) {
        if (gudingzhichuService.updateById(gudingzhichu)) {
            return JsonResult.ok("修改成功");
        }
        return JsonResult.error("修改失败");
    }

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