src/com/shop/controller/OsOrderBuyController.java

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package com.shop.controller;

import com.shop.common.OsResult;
import com.shop.po.*;
import com.shop.service.OsAddressService;
import com.shop.service.OsOrderService;
import com.shop.util.GetRandom;
import com.shop.vo.CartVO;
import com.shop.vo.ShoppingCartVO;
import org.apache.tools.ant.taskdefs.condition.Os;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.util.Date;
import java.util.List;

/**
 * @Author 康健
 * @Date 2017/8/12 9:26
 */
@Controller
@RequestMapping("/buy")
public class OsOrderBuyController {

    @Autowired
    private OsAddressService osAddressService;
    @Autowired
    private OsOrderService osOrderService;

    /**
     * GET 填写订单信息
     *
     * @return
     */
    @RequestMapping(value = "/checkout")
    public String checkout(HttpSession session, HttpServletRequest request) {
        OsUser user = (OsUser) session.getAttribute("user");
        // 收货地址
        List<OsAddress> addresses = osAddressService.listAddress(user.getUserId());
        request.setAttribute("addresses", addresses);

        // 购物车选中商品
        CartVO cartVO = (CartVO) session.getAttribute("cart");
        request.setAttribute("cart", cartVO);

        return "/order/order_buy_checkout";
    }

    /**
     * POST 提交订单
     *
     * @return
     */
    @RequestMapping(value = "/confirm", method = RequestMethod.POST )
    @ResponseBody
    public Object confirm(OsOrder order, @RequestParam(value = "addressId") Long addressId, HttpSession session) {
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