Java项目:网上电商系统(java+SSM+mysql+maven+tomcat)

package com.controller; import java.text.SimpleDateFormat; import java.util.*; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import com.entity.*; import com.util.ExcelUtils; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.PostMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.ResponseBody; import org.springframework.web.multipart.MultipartFile; import com.service.AdminService; import com.service.GoodService; import com.service.OrderService; import com.service.TopService; import com.service.TypeService; import com.service.UserService; import com.util.PageUtil; import com.util.UploadUtil; /** * 后台管理接口 */ @Controller @RequestMapping("/admin") public class AdminController { @Autowired private AdminService adminService; @Autowired private OrderService orderService; @Autowired private UserService userService; @Autowired private GoodService goodService; @Autowired private TopService topService; @Autowired private TypeService typeService; /** * 管理员登录 （逻辑判断） * @return */ @GetMapping("/login") public String log() { return "/admin/login.jsp"; } /** * 管理员登录 * @return */ @PostMapping("/login") public String login(String username, String password, HttpServletRequest request, HttpSession session) { Admins admin = adminService.getByUsernameAndPassword(username, password); if (Objects.nonNull(admin)) { session.setAttribute("admin", admin); return "redirect:index"; } request.setAttribute("msg", "用户名或密码错误!"); return "/admin/login.jsp"; } /** * 退出 * @return */ @GetMapping("/logout") public String logout(HttpSession session) { session.removeAttribute("admin"); return "/admin/login.jsp"; } /** * 后台首页 * @return */ @GetMapping("/index") public String index(HttpServletRequest request) { request.setAttribute("msg", "恭喜你! 登录成功了"); return "/admin/index.jsp"; } /** * 类目列表 * @return */ @GetMapping("/typeList") public String typeList(HttpServletRequest request) { request.setAttribute("flag", 1); request.setAttribute("typeList", typeService.getList()); return "/admin/type_list.jsp"; } /** * 类目添加 * @return */ @GetMapping("/typeAdd") public String typeAdd(HttpServletRequest request) { request.setAttribute("flag", 1); return "/admin/type_add.jsp"; } /** * 类目添加 * @return * @throws Exception */ @PostMapping("/typeSave") public String typeSave(Types type) throws Exception { typeService.add(type); return "redirect:typeList?flag=1"; } /** * 类目更新 * @return */ @GetMapping("/typeEdit") public String typeEdit(int id, HttpServletRequest request) { request.setAttribute("flag", 1); request.setAttribute("type", typeService.get(id)); return "/admin/type_edit.jsp"; } /** * 类目更新 * @return * @throws Exception */ @PostMapping("/typeUpdate") public String typeUpdate(Types type) throws Exception { typeService.update(type); return "redirect:typeList?flag=1"; } /** * 类目删除 * @return */ @GetMapping("/typeDelete") public String typeDelete(int id) { typeService.delete(id); return "redirect:typeList?flag=1"; } /** * 产品列表 * @return */ @GetMapping("/goodList") public String goodList(HttpServletRequest request, @RequestParam(required=false, defaultValue="0") byte type, @RequestParam(required=false, defaultValue="1") int page, @RequestParam(required=false, defaultValue="10") int size) { request.setAttribute("flag", 2); request.setAttribute("page", page); request.setAttribute("type", type); if(type > 0) { String goodIds = topService.getGoodIdsByType(type); request.setAttribute("goodList", goodService.getListByIds(goodIds, page, size)); request.setAttribute("pageTool", PageUtil.getPageTool(request, goodService.getCountByIds(goodIds), page, size)); }else { request.setAttribute("goodList", goodService.getList(page, size)); request.setAttribute("pageTool", PageUtil.getPageTool(request, goodService.getCount(), page, size)); } return "/admin/good_list.jsp"; } /** * 产品添加 * @return */ @GetMapping("/goodAdd") public String goodAdd(HttpServletRequest request) { request.setAttribute("flag", 2); request.setAttribute("typeList", typeService.getList()); return "/admin/good_add.jsp"; } /** * 产品添加 * @return * @throws Exception */ @PostMapping("/goodSave") public String goodSave(Goods good, MultipartFile file, @RequestParam(required=false, defaultValue="1") int page) throws Exception { good.setCover(UploadUtil.upload(file)); goodService.add(good); return "redirect:goodList?flag=2&page="+page; } /** * 产品更新 * @return */ @GetMapping("/goodEdit") public String goodEdit(int id, HttpServletRequest request) { request.setAttribute("flag", 2); request.setAttribute("typeList", typeService.getList()); request.setAttribute("good", goodService.get(id)); return "/admin/good_edit.jsp"; } /** * 产品更新 * @return * @throws Exception */ @PostMapping("/goodUpdate") public String goodUpdate(Goods good, MultipartFile file, @RequestParam(required=false, defaultValue="1") int page) throws Exception { if (Objects.nonNull(file) && !file.isEmpty()) { good.setCover(UploadUtil.upload(file)); } goodService.update(good); return "redirect:goodList?flag=2&page="+page; } /** * 产品删除 * @return */ @GetMapping("/goodDelete") public String goodDelete(int id, @RequestParam(required=false, defaultValue="1") int page) { goodService.delete(id); return "redirect:goodList?flag=2&page="+page; } /** * 添加推荐 * @return */ @PostMapping("/topSave") public @ResponseBody String topSave(int goodId, byte type) { return topService.add(goodId, type) ? "ok" : null; } /** * 删除推荐 * @return */ @PostMapping("/topDelete") public @ResponseBody String topDelete(int goodId, byte type) { return topService.delete(goodId, type) ? "ok" : null; } /** * 订单列表 * @return */ @GetMapping("/orderList") public String orderList(HttpServletRequest request, @RequestParam(required=false, defaultValue="0")byte status, @RequestParam(required=false, defaultValue="1") int page, @RequestParam(required=false, defaultValue="10") int size) { request.setAttribute("flag", 3); request.setAttribute("status", status); request.setAttribute("orderList", orderService.getList(status, page, size)); request.setAttribute("pageTool", PageUtil.getPageTool(request, orderService.getCount(status), page, size)); return "/admin/order_list.jsp"; } /** * 订单发货 * @return */ @GetMapping("/orderSend") public String orderSend(int id, byte status, @RequestParam(required=false, defaultValue="1") int page) { orderService.send(id); return "redirect:orderList?flag=3&status="+status+"&page="+page; } /** * 订单完成 * @return */ @GetMapping("/orderFinish") public String orderFinish(int id, byte status, @RequestParam(required=false, defaultValue="1") int page) { orderService.finish(id); return "redirect:orderList?flag=3&status="+status+"&page="+page; } /** * 订单删除 * @return */ @GetMapping("/orderDelete") public String orderDelete(int id, byte status, @RequestParam(required=false, defaultValue="1") int page) { orderService.delete(id); return "redirect:orderList?flag=3&status="+status+"&page="+page; } /** * 顾客管理 * @return */ @GetMapping("/userList") public String userList(HttpServl