毕业设计-基于协同过滤算法SSM个性化推荐购物商城

package com.webshoprsmex.controller; import java.text.DecimalFormat; import java.util.ArrayList; import java.util.HashMap; import java.util.Iterator; import java.util.List; import java.util.Map; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.context.annotation.Scope; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.ui.ModelMap; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.ResponseBody; import com.alibaba.fastjson.JSONObject; import com.alipay.api.AlipayClient; import com.alipay.api.DefaultAlipayClient; import com.alipay.api.internal.util.AlipaySignature; import com.alipay.api.request.AlipayTradePagePayRequest; import com.alipay.api.request.AlipayTradeRefundRequest; import com.github.pagehelper.PageHelper; import com.github.pagehelper.PageInfo; import com.webshoprsmex.config.AlipayConfig; import com.webshoprsmex.model.Cart; import com.webshoprsmex.model.Item; import com.webshoprsmex.model.Order; import com.webshoprsmex.model.Orderitem; import com.webshoprsmex.model.Payrecord; import com.webshoprsmex.model.User; import com.webshoprsmex.service.CartService; import com.webshoprsmex.service.ItemService; import com.webshoprsmex.service.OrderService; import com.webshoprsmex.service.OrderitemService; import com.webshoprsmex.service.PayrecordService; import com.webshoprsmex.service.RefundrecordService; import com.webshoprsmex.util.Constant; import com.webshoprsmex.util.DateUtil; /** * 前台订单控制器 */ @Controller @Scope("prototype") @RequestMapping(value = "front/order") public class FrontOrderController extends BaseController{ @Autowired private ItemService itemService;//注入商品业务类 @Autowired private CartService cartService;//注入购物车业务类 @Autowired private OrderService orderService;//注入订单业务类 @Autowired private OrderitemService orderitemService;//注入订单详情业务类 @Autowired private PayrecordService payrecordService;//注入支付记录业务类 @Autowired private RefundrecordService refundrecordService;//注入退款记录业务类 /** * 分页带参数查询，我的订单 * @param map * @param pageNum * @param pageSize * @return */ @RequestMapping("/list") public String list(ModelMap map, @RequestParam(value="pageNum", defaultValue="1") int pageNum, @RequestParam(value="pageSize", defaultValue = Constant.pageSize) int pageSize){ PageHelper.startPage(pageNum, pageSize); //查询参数集合 params.add(new Object[]{"userid","=",getCurrentUser().getId()}); List<Order> list = orderService.find(params); PageInfo<Order> pageInfo = new PageInfo<Order>(list); map.put("pageBean", pageInfo); return "front/order/list"; } /** * 跳转到支付页面 * @param orderid * @return */ @RequestMapping("/pay") public String pay(Integer orderid,Model model){ Order order = orderService.selectByPrimaryKey(orderid); if(order!=null && order.getUserid()==getCurrentUser().getId() && order.getState()==1){ params.add(new Object[]{"oi.orderid","=",orderid}); List<Orderitem> orderitemList = orderitemService.findJoin(params); model.addAttribute("order",order); model.addAttribute("orderitemList",orderitemList); } return "front/order/pay"; } /** * 支付，跳转到支付宝支付页面 * @param orderid 订单编号 * @param bankname 支付方式 * @param banknum 支付账号 * @return 返回字符串（html格式，是一个表单和一个提交表单的js） * @throws Exception */ @RequestMapping(value = "/doPay", produces = "text/html; charset=UTF-8") @ResponseBody public String doPay(Integer orderid,String bankname,String banknum) throws Exception{ //查询订单，只有在订单未支付状态才允许支付 Order order = orderService.selectByPrimaryKey(orderid); if(order!=null && order.getUserid()==getCurrentUser().getId() && order.getState()==1){ //修改订单的 支付方式和支付账号 order.setBankname(bankname); order.setBanknum(banknum); orderService.updateByPrimaryKeySelective(order); //获得初始化的AlipayClient AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type); //设置请求参数 AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest(); alipayRequest.setReturnUrl(AlipayConfig.return_url); alipayRequest.setNotifyUrl(AlipayConfig.notify_url); //商户订单号，商户网站订单系统中唯一订单号，必填 String out_trade_no = new String(String.valueOf(orderid).getBytes("ISO-8859-1"),"UTF-8"); //付款金额，必填 String total_amount = new String(order.getTotalprice().getBytes("ISO-8859-1"),"UTF-8"); //商品名称，必填，长度256 String subject = "购物订单！" + DateUtil.getCurrentDate(); //商品描述，可空 String body = ""; //请求设置参数 alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\"," + "\"total_amount\":\""+ total_amount +"\"," + "\"subject\":\""+ subject +"\"," + "\"body\":\""+ body +"\"," + "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}"); //请求 String result = alipayClient.pageExecute(alipayRequest).getBody(); return result; }else{ return "操作异常！"; } } /** * 支付宝支付成功后返回接口 * @return * @throws Exception */ @RequestMapping("/doPayReturn") public String doPayReturn(ModelMap modelMap) throws Exception{ int success = 0;//支付成功或者失败标记，大于0：成功，0：失败 String message = "";//操作成功或者失败提示 //获取支付宝GET过来反馈信息 Map<String,String> params = new HashMap<String,String>(); Map<String,String[]> requestParams = request.getParameterMap(); //遍历响应信息 for (Iterator<String> iter = requestParams.keySet().iterator(); iter.hasNext();) { String name = (String) iter.next(); String[] values = (String[]) requestParams.get(name); String valueStr = ""; for (int i = 0; i < values.length; i++) { valueStr = (i == values.length - 1) ? valueStr + values[i] : valueStr + values[i] + ","; } //乱码解决，这段代码在出现乱码时使用 valueStr = new String(valueStr.getBytes("ISO-8859-1"), "utf-8"); params.put(name, valueStr); } System.out.println(params); boolean signVerified = false; try{ //调用SDK验证签名 signVerified = AlipaySignature.rsaCheckV1(params, AlipayConfig.alipay_public_key, AlipayConfig.charset, AlipayConfig.sign_type); }catch(Exception exception){ exception.printStackTrace(); } //验证签名 if(signVerified) { //商户订单号trade_no String out_trade_no = new String(request.getParameter("out_trade_no").getBytes("ISO-8859-1"),"UTF-8"); //支付宝交易号out_trade_no String trade_no = new String(request.getParameter("trade_no").getBytes("ISO-8859-1"),"UTF-8"); //付款金额total_amount String total_amount = new String(request.getParameter("total_amount").getBytes("ISO-8859-1"),"UTF-8"); //保存返回数据 modelMap.put("out_trade_no", out_trade_no); modelMap.put("trade_no", trade_no); modelMap.put("total_amount", total_amount); //修改订单状态并添加支付记录 Integer orderid = Integer.parseInt(out_trade_no); success = orderService.doPay(orderid, total_amount, trade_no); }else { //验签失败 message = "验签失败！请联系管理员！"; } modelMa