src/com/ischoolbar/programmer/controller/home/HomeProductController.java

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package com.ischoolbar.programmer.controller.home;

import java.util.HashMap;
import java.util.Map;

import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.ModelAndView;

import com.ischoolbar.programmer.entity.common.Product;
import com.ischoolbar.programmer.entity.common.ProductCategory;
import com.ischoolbar.programmer.service.common.AccountService;
import com.ischoolbar.programmer.service.common.CommentService;
import com.ischoolbar.programmer.service.common.ProductCategoryService;
import com.ischoolbar.programmer.service.common.ProductService;
import com.ischoolbar.programmer.util.MenuUtil;

/**
 * 前台商品控制器
 * @author Administrator
 *
 */
@RequestMapping("/product")
@Controller
public class HomeProductController {
	
	@Autowired
	private AccountService accountService;
	@Autowired
	private ProductCategoryService productCategoryService;
	@Autowired
	private ProductService productService;
	@Autowired
	private CommentService commentService;
	/**
	 * 商品详情页面
	 * @param model
	 * @return
	 */
	@RequestMapping(value = "/detail",method = RequestMethod.GET)
	public ModelAndView index(ModelAndView model,Long id){
		model.addObject("productCategoryList", MenuUtil.getTreeCategory(productCategoryService.findList(new HashMap<String, Object>())));
		model.addObject("allCategoryId","shop_hd_menu_all_category");
		if(id == null){
			model.addObject("msg", "非法商品id");
			model.setViewName("home/common/error");
			return model;
		}
		Product product = productService.findById(id);
		if(product == null){
			model.addObject("msg", "商品不存在");
			model.setViewName("home/common/error");
			return model;
		}
		model.addObject("product", product);
		Map<String, Object> queryMap = new HashMap<String, Object>();