src/com/action/indexAction.java

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package com.action;



import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.List;
import java.util.Map;

import org.apache.struts2.ServletActionContext;

import com.dao.TCatelogDAO;
import com.dao.TGoodsDAO;
import com.dao.TOrderItemDAO;
import com.model.TGoods;
import com.opensymphony.xwork2.ActionSupport;

public class indexAction extends ActionSupport
{
	private TGoodsDAO goodsDAO;
	
	private TOrderItemDAO orderItemDAO;
	
	
	public String index()
	{
		Map request=(Map)ServletActionContext.getContext().get("request");
		
		
		//推荐
		String sql="from TGoods where goodsDel='no' and goodsIsTJ='yes' order by goodsId desc";
		List goodsYesTejiaList=goodsDAO.getHibernateTemplate().find(sql);
		if(goodsYesTejiaList.size()>5)
		{
			goodsYesTejiaList=goodsYesTejiaList.subList(0, 5);
		}
		request.put("goodsYesTejiaList", goodsYesTejiaList);
		
	
		
		
		//周热销
		SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM-dd");
		Calendar cal = Calendar.getInstance();
		// System.out.println("今天的日期: " + sdf.format(cal.getTime()));
	
		
		 int day_of_week = cal.get(Calendar.DAY_OF_WEEK) - 2;
		 cal.add(Calendar.DATE, -day_of_week);
		 //System.out.println("本周第一天: " + sdf.format(cal.getTime()));
		 String begin=sdf.format(cal.getTime());
		 cal.add(Calendar.DATE, 6);
		 //System.out.println("本周末: " + sdf.format(cal.getTime()));
		 String end=sdf.format(cal.getTime());
		List goodsList=new ArrayList();
		
		sql="select sum(a.goodsQuantity),a.goodsId from TOrderItem a,TOrder b where a.orderId=b.orderId and b.orderDate between '"+begin+" 00:00:00' and '"+end+" 23:59:59' group by a.goodsId order by sum(a.goodsQuantity) desc";
		List list=orderItemDAO.getHibernateTemplate().find(sql);
		for(int i=0;i<list.size();i++)
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