Java教程
Java项目:校园超市管理系统(java+SSM+Mysql+Maven+Bootstrap)
前端模板框架为Bootstrap,系统分为前台和后台。后台主要为管理员角色，功能有：
商品类型管理、商品管理、订单管理、会员管理、管理员管理等。前台用户功能有：登录、注册、查看商品、加入购物车、付款、查看订单、个人中心等。该系统总共9张表
运行环境：windows/linux、jdk1.8、mysql5.x、maven3.5\3.6、tomcat7.0
前端商品控制器：
/**
-
- 前端控制器
*/
@RestController
@RequestMapping("/goods")
public class GoodsController {
@Autowired
private GoodsService goodsService;
@Autowired
private ProviderService providerService;
@Autowired
private CategoryService categoryService;
/**
- 商品模糊查询
- @param
- @return
*/
@SysLog(“商品查询操作”)
@RequestMapping("/goodsList")
public DataGridViewResult goodsList(GoodsVO goodsVO) {
//创建分页信息 参数1 当前页 参数2 每页显示条数
IPage page = new Page<>(goodsVO.getPage(), goodsVO.getLimit());
QueryWrapper queryWrapper = new QueryWrapper<>();
queryWrapper.eq(goodsVO.getProviderid() != null && goodsVO.getProviderid() != 0, “providerid”, goodsVO.getProviderid());
queryWrapper.like(!StringUtils.isEmpty(goodsVO.getGname()), “gname”, goodsVO.getGname());
IPage goodsIPage = goodsService.page(page, queryWrapper);
List records = goodsIPage.getRecords();
for (Goods goods : records) {
Provider provider = providerService.getById(goods.getProviderid());
if (null != provider) {
goods.setProvidername(provider.getProvidername());
}
}
return new DataGridViewResult(goodsIPage.getTotal(), records);
}
/**
- 添加商品信息
- @param goods
- @return
*/
@SysLog(“商品添加操作”)
@PostMapping("/addgoods")
public Result addGoods(Goods goods) {
String id = RandomStringUtils.randomAlphanumeric(8);
if (goods.getGoodsimg()!=null&&goods.getGoodsimg().endsWith("_temp")){
String newName = AppFileUtils.renameFile(goods.getGoodsimg());
goods.setGoodsimg(newName);
}
goods.setGnumbering(id);
boolean bool = goodsService.save(goods);
if (bool) {
return Result.success(true, “200”, “添加成功！”);
}
return Result.error(false, null, “添加失败！”);
}
/**
- 修改商品信息
- @param goods
- @return
*/
@SysLog(“商品修改操作”)
@PostMapping("/updategoods")
public Result updateGoods(Goods goods) {
//商品图片不是默认图片
if (!(goods.getGoodsimg()!=null&&goods.getGoodsimg().equals(Constast.DEFAULT_IMG))){
if (goods.getGoodsimg().endsWith("_temp")){
String newName = AppFileUtils.renameFile(goods.getGoodsimg());
goods.setGoodsimg(newName);
//删除原先的图片
String oldPath = goodsService.getById(goods.getGid()).getGoodsimg();
AppFileUtils.removeFileByPath(oldPath);
}
}
boolean bool = goodsService.updateById(goods);
if (bool) {
return Result.success(true, “200”, “修改成功！”);
}
return Result.error(false, null, “修改失败！”);
}
/**
- 删除单条数据
- @param id
- @return
*/
@SysLog(“商品删除操作”)
@RequestMapping("/deleteOne")
public Result deleteOne(int id) {
boolean bool = goodsService.removeById(id);
if (bool) {
return Result.success(true, “200”, “删除成功！”);
}
return Result.error(false, null, “删除失败！”);
}
/**
- 根据id查询当前商品拥有的类别
- @param id
- @return
*/
@RequestMapping("/initGoodsByCategoryId")
public DataGridViewResult initGoodsByCategoryId(int id) {
List<Map<String, Object>> mapList = null;
try {
//查询所有类别列表
mapList = categoryService.listMaps();
//根据商品id查询商品拥有的类别
Set cateIdList = categoryService.findGoodsByCategoryId(id);
for (Map<String, Object> map : mapList) {
//定义标记 默认不选中
boolean flag = false;
int cateId = (int) map.get(“cateid”);
for (Integer cid : cateIdList) {
if (cid == cateId) {
flag = true;
break;
}
}
map.put(“LAY_CHECKED”, flag);
}
} catch (Exception e) {
e.printStackTrace();
}
return new DataGridViewResult(Long.valueOf(mapList.size()), mapList);
}
/**
- 根据商品id加载商品信息
- @param goodsid
- @return
*/
@GetMapping("/loadGoodsById")
public DataGridViewResult loadGoodsById(int goodsid) {
QueryWrapper goodsQueryWrapper = new QueryWrapper<>();
goodsQueryWrapper.eq(goodsid != 0, “gid”, goodsid);
Goods goods = goodsService.getById(goodsid);
return new DataGridViewResult(goods);
}
/**
- 为商品分配类别
- @param categoryids
- @param goodsid
- @return
*/
@SysLog(“类别添加操作”)
@RequestMapping("/saveGoodsCategory")
public Result saveGoodsCategory(String categoryids, int goodsid) {
try {
if (goodsService.saveGoodsCategory(goodsid, categoryids)) {
return Result.success(true, null, “分配成功”);
}
} catch (Exception e) {
e.printStackTrace();
}
return Result.error(false, null, “分配失败”);
}
/**
- 加载下拉框
- @return
*/
@RequestMapping("/loadAllGoods")
public DataGridViewResult loadAllGoods() {
QueryWrapper queryWrapper = new QueryWrapper<>();
List list = goodsService.list(queryWrapper);
return new DataGridViewResult(list);
}
/**
- 根据供应商查商品下拉框
- @param providerid
- @return
*/
@RequestMapping("/loadGoodsByProvidreId")
public DataGridViewResult loadGoodsByProvidreId(Integer providerid) {
QueryWrapper goodsQueryWrapper = new QueryWrapper<>();
goodsQueryWrapper.eq(providerid != null, “providerid”, providerid);
List list = goodsService.list(goodsQueryWrapper);
for (Goods goods : list) {
Provider provider = providerService.getById(goods.getProviderid());
if (null != provider) {
goods.setProvidername(provider.getProvidername());
}
}
return new DataGridViewResult(list);
}
}
前端销售控制器:
/**
-
- 前端控制器
*/
@RestController
@RequestMapping("/sale")
public class SaleController {
@Autowired
private SaleService saleService;
@Autowired
private GoodsService goodsService;
@Autowired
private CustomerService customerService;
/**
- 销售查询
- @param
- @return
*/
@SysLog(“销售查询操作”)
@RequestMapping("/saleList")
public DataGridViewResult saleList(SaleVO saleVO) {
//创建分页信息 参数1 当前页 参数2 每页显示条数
IPage page = new Page<>(saleVO.getPage(), saleVO.getLimit());
QueryWrapper queryWrapper = new QueryWrapper<>();
queryWrapper.like(!StringUtils.isEmpty(saleVO.getNumbering()),“numbering”, saleVO.getNumbering());
queryWrapper.eq(saleVO.getGid() != null && saleVO.getGid() != 0, “gid”, saleVO.getGid());
queryWrapper.ge(saleVO.getStartTime() != null, “buytime”, saleVO.getStartTime());
queryWrapper.le(saleVO.getEndTime() != null, “buytime”, saleVO.getEndTime());
queryWrapper.orderByDesc(“buytime”);
IPage saleIPage = saleService.page(page, queryWrapper);
List records = saleIPage.getRecords();
for (Sale sale : records) {
sale.setAllmoney(sale.getMoney()*sale.getBuyquantity());
Customer customer = customerService.getById(sale.getCustid());
if (null != customer) {
sale.setCustomervip(customer.getCustvip());
sale.setCustomername(customer.getCustname());
}
Goods goods = goodsService.getById(sale.getGid());
if (null != goods) {
sale.setGoodsname(goods.getGname());
sale.setGnumbering(goods.getGnumbering());
}
}
return new DataGridViewResult(saleIPage.getTotal(), records);
}
/**
- 添加销售单信息
- @param sale
- @return
*/
@SysLog(“销售添加操作”)
@PostMapping("/addsale")
public Result addsale(Sale sale, HttpSession session) {
if (sale.getGid()==0){
return Result.error(false, null, “添加失败！未选商品”);
}
Goods goods = goodsService.getById(sale.getGid());
Integer gquantity = goods.getGquantity();
if(gquantity<sale.getBuyquantity()){
return Result.error(false, null, “添加失败！库存不足,库存为：”+gquantity);
}
User user = (User) session.getAttribute(“username”);
String num = RandomStringUtils.randomAlphanumeric(7);
sale.setNumbering(num);
sale.setPerson(user.getUsername());
sale.setBuytime(new Date());
sale.setRealnumber(sale.getBuyquantity());
boolean bool = saleService.save(sale);
if (bool) {
return Result.success(true, “200”, “添加成功！”);
}
return Result.error(false, null, “添加失败！库存不足”);
}
/**
- 修改销售单信息
- @param sale
- @return
*/
@SysLog(“销售修改操作”)
@PostMapping("/updatesale")
public Result updatesale(Sale sale, HttpSession session) {
User user = (User) session.getAttribute(“username”);
sale.setPerson(user.getUsername());
sale.setBuytime(new Date());
boolean bool = saleService.updateById(sale);
if (bool) {
return Result.success(true, “200”, “修改成功！”);
}
return Result.error(false, null, “修改失败！”);
}
/**
- 删除单条数据
- @param id
- @return
*/
@SysLog(“销售删除操作”)
@RequestMapping("/deleteOne")
public Result deleteOne(int id) {
boolean bool = saleService.removeById(id);
if (bool) {
return Result.success(true, “200”, “删除成功！”);
}
return Result.error(false, null, “删除失败！”);
}
}
前端用户控制器:
/**
-
- 前端控制器
*/
@RestController
@RequestMapping("/user")
public class UserController {
@Autowired
private UserService userService;
@Autowired
private RoleService roleService;
/**
- 登录
- @param username 用户名
- @param password 密码
- @param request
- @return
*/
@SysLog(“登陆操作”)
@PostMapping("/login")
public Result login(String username, String password, HttpServletRequest request) {
try {
//获取当前登录主体对象
Subject subject = SecurityUtils.getSubject();
UsernamePasswordToken token = new UsernamePasswordToken(username, password);
subject.login(token);
LoginUserVO userDTO = (LoginUserVO) subject.getPrincipal();
request.getSession().setAttribute(“username”, userDTO.getUser());
return Result.success(true, “200”, “登录成功”);
} catch (UnknownAccountException e) {
e.printStackTrace();
return Result.error(false, “400”, “登录失败,用户名不存在”);
}catch (IncorrectCredentialsException e) {
e.printStackTrace();
return Result.error(false, “400”, “登录失败,密码错误”);
}catch (AuthenticationException e) {
e.printStackTrace();
return Result.error(false, “400”, “登录失败,账户禁用”);
}
}
/**
- 得到登陆验证码
- @param response
- @param session
- @throws IOException
*/
@RequestMapping("/getCode")
public void getCode(HttpServletResponse response, HttpSession session) throws IOException {
//定义图形验证码的长和宽
LineCaptcha lineCaptcha = CaptchaUtil.createLineCaptcha(116, 36,4,5);
session.setAttribute(“code”,lineCaptcha.getCode());
try {
ServletOutputStream outputStream = response.getOutputStream();
lineCaptcha.write(outputStream);
outputStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
/**
- 查询所有用户信息
- @param userVO
- @return
/
@SysLog(“用户查询操作”)
@RequestMapping("/userList")
public DataGridViewResult userList(UserVO userVO) {
//分页构造函数
IPage page = new Page<>(userVO.getPage(), userVO.getLimit());
QueryWrapper queryWrapper = new QueryWrapper<>();
queryWrapper.like(!StringUtils.isEmpty(userVO.getUsername()), “username”, userVO.getUsername());
queryWrapper.like(!StringUtils.isEmpty(userVO.getUname()), “uname”, userVO.getUname());
/* - 翻页查询
- @param page 翻页对象
- @param queryWrapper 实体对象封装操作类
*/
IPage userIPage = userService.page(page, queryWrapper);
return new DataGridViewResult(userIPage.getTotal(), userIPage.getRecords());
}
/**
- 添加用户信息
- @param user
- @return
*/
@SysLog(“用户添加操作”)
@PostMapping("/adduser")
public Result addRole(User user) {
user.setUcreatetime(new Date());
String salt = UUIDUtil.randomUUID();
user.setPassword(PasswordUtil.md5(“000000”, salt, 2));
user.setSalt(salt);
user.setType(1);
boolean bool = userService.save(user);
try {
if (bool) {
return Result.success(true, “200”, “添加成功！”);
}
} catch (Exception e) {
e.printStackTrace();
}
return Result.error(false, null, “添加失败！”);
}
/**
- 校验用户名是否存在
- @param username
- @return
*/
@RequestMapping("/checkUserName")
public String checkUserName(String username) {
Map<String, Object> map = new HashMap<>();
try {
QueryWrapper queryWrapper = new QueryWrapper<>();
queryWrapper.eq(“username”, username);
User user = userService.getOne(queryWrapper);
if (user != null) {
map.put(“exist”, true);
map.put(“message”, “用户名已存在”);
} else {
map.put(“exist”, false);
map.put(“message”, “用户名可以使用”);
}
} catch (Exception e) {
e.printStackTrace();
}
return JSON.toJSONString(map);
}
/**
- 修改用户信息
- @param user
- @return
*/
@SysLog(“用户修改操作”)
@PostMapping("/updateuser")
public Result updateUser(User user) {
boolean bool = userService.updateById(user);
try {
if (bool) {
return Result.success(true, “200”, “修改成功！”);
}
} catch (Exception e) {
e.printStackTrace();
}
return Result.error(false, null, “修改失败！”);
}
/**
- 删除单条数据
- @param id
- @return
*/
@SysLog(“用户删除操作”)
@RequestMapping("/deleteOne")
public Result deleteOne(int id) {
boolean bool = userService.removeById(id);
try {
if (bool) {
return Result.success(true, “200”, “删除成功！”);
}
} catch (Exception e) {
e.printStackTrace();
}
return Result.error(false, null, “删除失败！”);
}
/**
- 重置密码
- @param id
- @return
*/
@SysLog(“用户修改操作”)
@PostMapping("/resetPwd")
public Result resetPwd(int id) {
User user = new User();
String salt = UUIDUtil.randomUUID();
user.setUid(id);
user.setPassword(PasswordUtil.md5(“000000”, salt, 2));
user.setSalt(salt);
boolean bool = userService.updateById(user);
try {
if (bool) {
return Result.success(true, “200”, “重置成功！”);
}
} catch (Exception e) {
e.printStackTrace();
}
return Result.error(false, null, “重置失败！”);
}
/**
- 根据id查询当前用户拥有的角色
- @param id
- @return
*/
@RequestMapping("/initRoleByUserId")
public DataGridViewResult initRoleByUserId(int id) {
List<Map<String, Object>> mapList = null;
try {
//查询所有角色列表
mapList = roleService.listMaps();
//根据用户id查询用户拥有的角色
Set roleIdList = userService.findRoleByUserId(id);
for (Map<String, Object> map : mapList) {
//定义标记 默认不选中
boolean flag = false;
int roleId = (int) map.get(“roleid”);
for (Integer rid : roleIdList) {
if (rid == roleId) {
flag = true;
break;
}
}
map.put(“LAY_CHECKED”, flag);
}
} catch (Exception e) {
e.printStackTrace();
}
return new DataGridViewResult(Long.valueOf(mapList.size()), mapList);
}
/**
- 为用户分配角色
- @param roleids
- @param userid
- @return
*/
@SysLog(“用户添加操作”)
@RequestMapping("/saveUserRole")
public Result saveUserRole(String roleids, int userid) {
try {
if (userService.saveUserRole(userid, roleids)) {
return Result.success(true, null, “分配成功”);
}
} catch (Exception e) {
e.printStackTrace();
}
return Result.error(false, null, “分配失败”);
}
/**
- 修改密码
- @param newPassWord1
- @param newPassWord2
- @return
*/
@RequestMapping("/updateUserPassWord")
public Result updateUserPassWord(String newPassWord1, String newPassWord2,HttpSession session) {
User sessionUser = (User) session.getAttribute(“username”);
if (newPassWord1.equals(newPassWord2)){
User user = new User();
String salt = UUIDUtil.randomUUID();
user.setUid(sessionUser.getUid());
user.setPassword(PasswordUtil.md5(newPassWord1, salt, 2));
user.setSalt(salt);
boolean bool = userService.updateById(user);
if (bool){
return Result.success(true,null,“修改成功”);
}else {
return Result.error(false,null,“修改失败!”);
}
}else {
return Result.error(false,null,“修改失败，两次密码不一致!”);
}
}
}
-
Springboot应用的多环境打包入门11-23
-
Springboot应用的生产发布入门教程11-23
-
Python编程入门指南11-23
-
Java创业入门：从零开始的编程之旅11-23
-
Java创业入门：新手必读的Java编程与创业指南11-23
-
Java对接阿里云智能语音服务入门详解11-23
-
Java对接阿里云智能语音服务入门教程11-23
-
JAVA对接阿里云智能语音服务入门教程11-23
-
Java副业入门：初学者的简单教程11-23
-
JAVA副业入门：初学者的实战指南11-23
-
JAVA项目部署入门：新手必读指南11-23
-
Java项目部署入门：新手必看指南11-23
-
Java项目部署入门：新手必读指南11-23
-
Java项目开发入门：新手必读指南11-23
-
JAVA项目开发入门：从零开始的实用教程11-23
