src/com/shop/service/OsProductService.java

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package com.shop.service;

import java.util.*;

import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import com.shop.dao.*;
import com.shop.po.*;
import com.shop.vo.*;
import net.sf.json.JSONObject;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service
public class OsProductService {

    @Autowired
    private OsProductMapper osProductMapper;
    @Autowired
    private OsProductCategoryMapper osProductCategoryMappert;
    @Autowired
    private OsProductDetailMapper osProductDetailMapper;
    @Autowired
    private OsProductImageMapper osProductImageMapper;
    @Autowired
    private OsProductParameterMapper osProductParameterMapper;
    @Autowired
    private OsProductSpecificationMapper osProductSpecificationMapper;
    @Autowired
    private OsSpecificationAttributeMapper osSpecificationAttributeMapper;
    @Autowired
    private OsSpecificationMapper osSpecificationMapper;
    @Autowired
    private OsCategoryMapper osCategoryMapper;
    @Autowired
    private OsCategoryService osCategoryService;
    
    @Autowired
    private OsCommentMapper commentDao;

    /**
     * 查询热门分类商品
     */
    public ArrayList<HotCategoryVO> getHotCategory() {
        //先查找大类的二级类  在查找父类下的商品
        ArrayList<HotCategoryVO> categorys = osProductMapper.getAllCategory();
        for (HotCategoryVO hot : categorys) {
            List<CategoryVO> child = hot.getChildrenCategorys();
            for (CategoryVO vo : child) {
                List<OsProduct> list = osProductMapper.getHotProduct(vo);
                vo.setProducts(list);
            }
        }
        return categorys;
    }

    /**
     * 查询商品详情
     */
    public OsProduct getProductDetil(Long productNumber) {