❤️撸完这个springboot项目，我对boot轻车熟路！【源码+视频都开源】【强烈建议收藏】❤️

@Controllerpublic class UserController {    /**     * 转向登录页面     */    @RequestMapping(value = "/login")    public String login(){        return "/login";    }    /**     * 判断用户登录是否成功     */    @RequestMapping(value = "/toLogin")    @ResponseBody    public Object toLogin(String username,String password){        if(username==null||password==null){            return ResultMapUtil.getHashMapLogin("用户名密码不能为空","2");        }        Subject subject = SecurityUtils.getSubject();        UsernamePasswordToken token = new UsernamePasswordToken(username,password);        try{            subject.login(token);        }catch (UnknownAccountException e){            return ResultMapUtil.getHashMapLogin("用户名不存在","2");        }catch (IncorrectCredentialsException e){            return ResultMapUtil.getHashMapLogin("密码错误","2");        }        return ResultMapUtil.getHashMapLogin("验证成功","1");    }    /**     * 转向后台管理首页     */    @RequestMapping(value = "/index")    public String index(){        return "/index";    }    /**     * 退出登录     */    @RequestMapping(value = "/logout")    public String logout(){        Subject subject = SecurityUtils.getSubject();        subject.logout();        return "redirect:/login";    }}

SupplierController

public class SupplierController {    @Autowired    private ISupplierService supplierService;    /**     * 转向供应商页面     */    @RequestMapping    public String supplier(){        return "/supplier";    }    /**     * 分页查询供应商列表     */    @RequestMapping(value = "/supplierQueryPage")    @ResponseBody    public Object supplierQueryPage(String param, @RequestParam(defaultValue = "1")int pageNum,@RequestParam(defaultValue = "10")int pageSize){        try{            IPage iPage = supplierService.selectSupplierPage(pageNum,pageSize,param);            return ResultMapUtil.getHashMapMysqlPage(iPage);        } catch (Exception e){            return ResultMapUtil.getHashMapException(e);        }    }    /**     * 转向供应商新增页面     */    @RequestMapping(value = "/supplierPage")    public String supplierPage(){        return "/supplierPage";    }    /**     * 添加一个供应商     */    @RequestMapping(value = "/supplierAdd")    @ResponseBody    public Object supplierAdd(Supplier supplier){        try{            supplier.setCreatetime(new Date());            int i = supplierService.addSupplier(supplier);            return ResultMapUtil.getHashMapSave(i);        } catch (Exception e){            return ResultMapUtil.getHashMapException(e);        }    }    /**     * 转向供应商编辑页面     */    @RequestMapping(value = "/supplierQueryById")    public String supplierQueryById(@RequestParam(name = "id",required = true)Integer id, Model model){        Supplier supplier = supplierService.querySupplierById(id);        model.addAttribute("obj",supplier);        return "/supplierPage";    }    /**     * 修改一个供应商     */    @RequestMapping(value = "/supplierEdit")    @ResponseBody    public Object supplierEdit(Supplier supplier){        try{            int i = supplierService.editSupplier(supplier);            return ResultMapUtil.getHashMapSave(i);        } catch (Exception e){            return ResultMapUtil.getHashMapException(e);        }    }    /**     * 删除一个供应商     */    @RequestMapping(value = "/supplierDelById")    @ResponseBody    public Object supplierDelById(Integer id){        try{            int i = supplierService.delSupplierById(id);            return ResultMapUtil.getHashMapDel(i);        } catch (Exception e){            return ResultMapUtil.getHashMapException(e);        }    }

SaleinfoController

    @Autowired    private ISaleinfoService saleinfoService;    /**     * 转向销售记录页面     */    @RequestMapping    public String saleinfo(){        return "/saleinfo";    }    /**     * 分页查询销售记录列表     */    @RequestMapping(value = "/saleinfoQueryPage")    @ResponseBody    public Object saleinfoQueryPage(String param, @RequestParam(defaultValue = "1")int pageNum,@RequestParam(defaultValue = "10")int pageSize){        try{            IPage iPage = saleinfoService.selectSaleinfoPage(pageNum,pageSize,param);            return ResultMapUtil.getHashMapMysqlPage(iPage);        } catch (Exception e){            return ResultMapUtil.getHashMapException(e);        }    }    /**     * 转向销售记录新增页面     */    @RequestMapping(value = "/saleinfoPage")    public String saleinfoPage(){        return "/saleinfoPage";    }    /**     * 添加一个销售记录     */    @RequestMapping(value = "/saleinfoAdd")    @ResponseBody    public Object saleinfoAdd(Saleinfo saleinfo){        try{            int i = saleinfoService.addSaleinfo(saleinfo);            return ResultMapUtil.getHashMapSave(i);        } catch (Exception e){            return ResultMapUtil.getHashMapException(e);        }    }    /**     * 转向销售记录编辑页面     */    @RequestMapping(value = "/saleinfoQueryById")    public String saleinfoQueryById(@RequestParam(name = "id",required = true)Integer id, Model model){        Saleinfo saleinfo = saleinfoService.querySaleinfoById(id);        model.addAttribute("obj",saleinfo);        return "/saleinfoPage";    }    /**     * 修改一个销售记录     */    @RequestMapping(value = "/saleinfoEdit")    @ResponseBody    public Object saleinfoEdit(Saleinfo saleinfo){        try{            int i = saleinfoService.editSaleinfo(saleinfo);            return ResultMapUtil.getHashMapSave(i);        } catch (Exception e){            return ResultMapUtil.getHashMapException(e);        }    }    /**     * 删除一个销售记录     */    @RequestMapping(value = "/saleinfoDelById")    @ResponseBody    public Object saleinfoDelById(Integer id){        try{            int i = saleinfoService.delSaleinfoById(id);            return ResultMapUtil.getHashMapDel(i);        } catch (Exception e){            return ResultMapUtil.getHashMapException(e);        }    }

6，数据表设计

DROP TABLE IF EXISTS `billinfo`;CREATE TABLE `billinfo`  (  `id` int(10) NOT NULL AUTO_INCREMENT COMMENT "主键",  `sname` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT "供应商名称",  `dname` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT "药品名称",  `count` int(10) NULL DEFAULT NULL COMMENT "药品数量",  `total` float(20, 2) NULL DEFAULT NULL COMMENT "总金额",  `buytime` datetime(0) NULL DEFAULT NULL COMMENT "进货时间",  PRIMARY KEY (`id`) USING BTREE) ENGINE = InnoDB AUTO_INCREMENT = 2 CHARACTER SET = utf8 COLLATE = utf8_general_ci COMMENT = "账单信息" ROW_FORMAT = Dynamic;-- ------------------------------ Records of billinfo-- ----------------------------INSERT INTO `billinfo` VALUES (1, "哈药六厂", "感冒灵", 1000, 22500.00, "2021-02-02 16:00:00");-- ------------------------------ Table structure for druginfo-- ----------------------------DROP TABLE IF EXISTS `druginfo`;CREATE TABLE `druginfo`  (  `id` int(10) NOT NULL AUTO_INCREMENT COMMENT "主键",  `name` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT "名称",  `supplier` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT "供应商",  `producttime` date NULL DEFAULT NULL COMMENT "生产时间",  `warrenty` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT "保质期（月）",  `number` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT "药品编码",  `price` float(20, 2) NULL DEFAULT NULL COMMENT "价格",  `stock` int(10) NULL DEFAULT NULL COMMENT "库存",  PRIMARY KEY (`id`) USING BTREE) ENGINE = InnoDB AUTO_INCREMENT = 4 CHARACTER SET = utf8 COLLATE = utf8_general_ci COMMENT = "药品信息" ROW_FORMAT = Dynamic;-- ------------------------------ Records of druginfo-- ----------------------------INSERT INTO `druginfo` VALUES (2, "感冒灵", "哈药六厂", "2020-01-27", "24", "1001", 22.50, 50);INSERT INTO `druginfo` VALUES (3, "白药片", "云南白药", "2021-02-02", "36", "2021052", 30.50, 100);-- ------------------------------ Table structure for owinfo-- ----------------------------DROP TABLE IF EXISTS `owinfo`;CREATE TABLE `owinfo`  (  `id` int(10) NOT NULL AUTO_INCREMENT COMMENT "主键",  `dname` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT "药品名称",  `type` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT "出库/入库",  `count` int(10) NULL DEFAULT NULL COMMENT "数量",  `operator` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT "操作人",  `createtime` datetime(0) NULL DEFAULT NULL COMMENT "操作时间",  PRIMARY KEY (`id`) USING BTREE) ENGINE = InnoDB AUTO_INCREMENT = 3 CHARACTER SET = utf8 COLLATE = utf8_general_ci COMMENT = "出入库" ROW_FORMAT = Dynamic;-- ------------------------------ Records of owinfo-- ----------------------------INSERT INTO `owinfo` VALUES (1, "白药片", "出库", 3, "华佗", "2021-02-20 14:21:53");INSERT INTO `owinfo` VALUES (2, "感冒灵", "入库", 20, "扁鹊", "2021-02-20 14:22:12");-- ------------------------------ Table structure for problem-- ----------------------------DROP TABLE IF EXISTS `problem`;CREATE TABLE `problem`  (  `id` int(10) NOT NULL AUTO_INCREMENT COMMENT "主键",  `dname` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT "药品名称",  `dcount` int(10) NULL DEFAULT NULL COMMENT "问题药品数量",  `dprice` float(20, 2) NULL DEFAULT NULL COMMENT "药品单价",  `reason` varchar(1000) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT "问题原因",  `createtime` datetime(0) NULL DEFAULT NULL COMMENT "操作时间",  PRIMARY KEY (`id`) USING BTREE) ENGINE = InnoDB AUTO_INCREMENT = 2 CHARACTER SET = utf8 COLLATE = utf8_general_ci COMMENT = "问题药品" ROW_FORMAT = Dynamic;-- ------------------------------ Records of problem-- ----------------------------INSERT INTO `problem` VALUES (1, "感冒灵", 2, 22.50, "受潮了。不能欺骗消费者。", "2021-02-24 14:19:36");-- ------------------------------ Table structure for returngoods-- ----------------------------DROP TABLE IF EXISTS `returngoods`;CREATE TABLE `returngoods`  (  `id` int(10) NOT NULL AUTO_INCREMENT COMMENT "主键",  `dname` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT "药品名称",  `count` int(10) NULL DEFAULT NULL COMMENT "数量",  `reason` varchar(1000) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT "退货原因",  `total` float(20, 2) NULL DEFAULT NULL COMMENT "总金额",  `operatetime` datetime(0) NULL DEFAULT NULL COMMENT "操作时间",  PRIMARY KEY (`id`) USING BTREE) ENGINE = InnoDB AUTO_INCREMENT = 2 CHARACTER SET = utf8 COLLATE = utf8_general_ci COMMENT = "收到退货" ROW_FORMAT = Dynamic;

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