基于javaweb的SSM甜品冰淇淋奶茶店网上订餐系统(前台、后台)(java+jsp+ssm+javabean+mysql+tomcat)

运行环境

Java≥8、MySQL≥5.7、Tomcat≥8

开发工具

eclipse/idea/myeclipse/sts等均可配置运行

适用

课程设计，大作业，毕业设计，项目练习，学习演示等

功能说明

分为前台和后台管理

前台用户可以注册、登录、查看商品列表与商品详情、加入购物车、下单购买等

后台管理员可以管理用户、商品、分类、订单等

前台

后台

技术框架

JavaBean MVC JSP SSM(Spring SpringMVC MyBatis) MySQL jQuery Bootstrap JavaScript CSS

基于javaweb的SSM甜品冰淇淋奶茶店网上订餐系统(前台、后台)(java+jsp+ssm+javabean+mysql+tomcat)

@RequestMapping("/logout")
public String logout(HttpSession session) {
	session.removeAttribute("user");
	session.removeAttribute("order");
	return "/index/login.jsp";
}

/**
 * 查看购物车
 * @return
 */
@RequestMapping("/cart")
public String cart(Model model) {
	model.addAttribute("typeList", typeService.getList());
	return "/index/cart.jsp";
}

/**
 * 购买
 * @return
 */
@RequestMapping("/buy")
public @ResponseBody String buy(int goodid, HttpSession session){
	Goods goods = goodService.get(goodid);
	if (goods .getStock() <= 0) { // 库存不足
		return "empty";
	}
	Orders order = (Orders) session.getAttribute(INDENT_KEY);
	if (order==null) {
		session.setAttribute(INDENT_KEY, orderService.add(goods));
	}else {
		session.setAttribute(INDENT_KEY, orderService.addOrderItem(order, goods));
	}
	return "ok";
}

/**
 * 减少
 */
@RequestMapping("/lessen")
public @ResponseBody String lessen(int goodid, HttpSession session){
	Orders order = (Orders) session.getAttribute(INDENT_KEY);
	if (order != null) {
		session.setAttribute(INDENT_KEY, orderService.lessenIndentItem(order, goodService.get(goodid)));
	}
	return "ok";
}

/**
 * 删除
 */
@RequestMapping("/delete")

 * 
 * @return
 */
@RequestMapping("/orderDispose")
public String orderDispose(int id, byte status,
		@RequestParam(required=false, defaultValue="1") int page) {
	orderService.dispose(id);
	return "redirect:orderList?flag=1&status="+status+"&page="+page;
}

/**
 * 订单完成
 * 
 * @return
 */
@RequestMapping("/orderFinish")
public String orderFinish(int id, byte status,
		@RequestParam(required=false, defaultValue="1") int page) {
	orderService.finish(id);
	return "redirect:orderList?flag=1&status="+status+"&page="+page;
}

/**
 * 订单删除
 * 
 * @return
 */
@RequestMapping("/orderDelete")
public String orderDelete(int id, byte status,
		@RequestParam(required=false, defaultValue="1") int page) {
	orderService.delete(id);
	return "redirect:orderList?flag=1&status="+status+"&page="+page;
}

/**
 * 顾客管理
 * 
 * @return
 */
@RequestMapping("/userList")
public String userList(HttpServletRequest request,

	/**
	 * 管理员更新
	 * 
	 * @return
	 */
	@RequestMapping("/adminUpdate")
	public String adminUpdate(Admins admin, 
			@RequestParam(required=false, defaultValue="1") int page) {
		admin.setPassword(SafeUtil.encode(admin.getPassword()));
		adminService.update(admin);
		return "redirect:adminList?flag=5&page="+page;
	}

	/**
	 * 管理员删除
	 * 
	 * @return
	 */
	@RequestMapping("/adminDelete")
	public String adminDelete(Admins admin, 
			@RequestParam(required=false, defaultValue="1") int page) {
		adminService.delete(admin);
		return "redirect:adminList?flag=5&page="+page;
	}

}
package com.controller;





/**

}


/**
 * 提交订单
 * @return
 */
@RequestMapping("/save")
public String save(ServletRequest request, HttpSession session, Model model){
	model.addAttribute("typeList", typeService.getList());
	Users user = (Users) session.getAttribute("user");
	if (user == null) {
		request.setAttribute("msg", "请登录后提交订单!");
		return "/index/login.jsp";
	}
	Orders sessionOrder = (Orders) session.getAttribute(INDENT_KEY);
	if (sessionOrder != null) {
		if (sessionOrder != null) {
			for(Items item : sessionOrder.getItemList()){ // 检测商品库存(防止库存不足)
				Goods product = goodService.get(item.getGoodId());
				if(item.getAmount() > product.getStock()){
					request.setAttribute("msg", "商品 ["+product.getName()+"] 库存不足! 当前库存数量: "+product.getStock());
					return "/index/cart.jsp";
				}
			}
		}
		sessionOrder.setUserId(user.getId());
		sessionOrder.setUser(userService.get(user.getId()));
		int orderid = orderService.save(sessionOrder);	// 保存订单
		session.removeAttribute(INDENT_KEY);	// 清除购物车
		return "redirect:topay?orderid="+orderid;
	}
	request.setAttribute("msg", "处理失败!");
	return "/index/cart.jsp";
}

/**
 * 支付页面
 * @return
 */
@RequestMapping("/topay")
public String topay(int orderid, ServletRequest request, Model model) {
	model.addAttribute("typeList", typeService.getList());
	request.setAttribute("order", orderService.get(orderid));
	return "/index/pay.jsp";

		// 拼装分页代码
		StringBuilder buf = new StringBuilder();
		buf.append("<div style='text-align:center;'>\n");
		if (page <= 1) {
			buf.append("<a class='btn btn-info' disabled >首页</a>\n");
		}else{
			buf.append("<a class='btn btn-info' href='").append(url).append("?page=").append(1).append(queryString).append("'>首页</a>\n");
		}
		if (page <= 1) {
			buf.append("<a class='btn btn-info' disabled >上一页</a>\n");
		}else {
			buf.append("<a class='btn btn-info' href='").append(url).append("?page=").append(page>1 ? page-1 : 1).append(queryString).append("'>上一页</a>\n");
		}
		buf.append("<h2 style='display:inline;'>[").append(page).append("/").append(pages).append("]</h2>\n");
		buf.append("<h2 style='display:inline;'>[").append(total).append("]</h2>\n");
		if (page >= pages) {
			buf.append("<a class='btn btn-info' disabled >下一页</a>\n");
		}else {
			buf.append("<a class='btn btn-info' href='").append(url).append("?page=").append(page<pages ? page+1 : pages).append(queryString).append("'>下一页</a>\n");
		}
		if (page >= pages) {
			buf.append("<a class='btn btn-info' disabled >尾页</a>\n");
		}else {
			buf.append("<a class='btn btn-info' href='").append(url).append("?page=").append(pages).append(queryString).append("'>尾页</a>\n");
		}
		buf.append("<input type='text' class='form-control' style='display:inline;width:60px;' value=''/>");
		buf.append("<a class='btn btn-info' href='javascript:void(0);' onclick='location.href=\"").append(url).append("?page=").append("\"+(this.previousSibling.value)+\"").append(queryString).append("\"'>GO</a>\n");
		buf.append("</div>\n");
		return buf.toString();
	}

}
package com.controller;




/**
 * 后台登录验证拦截器
 */
public class AdminInterceptor extends HandlerInterceptorAdapter{

	/**
	 * 检测登录状态

@Autowired
private TypeService typeService;


/**
 * 首页
 * @return
 */
@RequestMapping("/index")
public String index(HttpServletRequest request){
	request.setAttribute("flag", 1);
	request.setAttribute("typeList", typeService.getList());
	request.setAttribute("top1List", topService.getList(Tops.TYPE_SCROLL, 1, 1));
	request.setAttribute("top2List", topService.getList(Tops.TYPE_LARGE, 1, 6));
	request.setAttribute("top3List", topService.getList(Tops.TYPE_SMALL, 1, 8));
	return "/index/index.jsp";
}

/**
 * 推荐列表
 * @return
 */
@RequestMapping("/top")
public String tops(int typeid, @RequestParam(required=false, defaultValue="1")int page, HttpServletRequest request) {
	request.setAttribute("flag", typeid==2 ? 7 : 8);
	request.setAttribute("typeList", typeService.getList());
	request.setAttribute("goodList", goodService.getList(typeid, page, rows));
	request.setAttribute("pageTool", PageUtil.getPageTool(request, goodService.getTotal(typeid), page, rows));
	return "/index/goods.jsp";
}

/**
 * 商品列表
 * @return
 */
@RequestMapping("/goods")
public String goods(int typeid, @RequestParam(required=false, defaultValue="1")int page, HttpServletRequest request){
	request.setAttribute("flag", 2);
	if (typeid > 0) {
		request.setAttribute("type", typeService.get(typeid));
	}
	request.setAttribute("typeList", typeService.getList());
	request.setAttribute("goodList", goodService.getListByType(typeid, page, rows));
	request.setAttribute("pageTool", PageUtil.getPageTool(request, goodService.getTotalByType(typeid), page, rows));
	return "/index/goods.jsp";
}

/**
 * 商品详情
 * @return
 */

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项目链接：
https://javayms.github.io?id=491921241610103ak
https://javayms.pages.dev?id=491921241610103ak