tongzhuang/src/com/service/liuService.java

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package com.service;

import java.io.IOException;
import java.sql.ResultSet;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.dao.DB;
import com.orm.Tleixing;
import com.orm.Tshangpin;
import com.orm.Torder;
import com.orm.TorderItem;

public class liuService
{    
	public static List leixingAll()
{
	try
	{
		Thread.sleep(700);
	} catch (InterruptedException e)
	{
		// TODO Auto-generated catch block
		e.printStackTrace();
	}
	List leixingList=new ArrayList();
	String sql="select * from leixing";
	Object[] params={};
	DB mydb=new DB();
	try
	{
		mydb.doPstm(sql, params);
		ResultSet rs=mydb.getRs();
		while(rs.next())
		{
			Tleixing leixing=new Tleixing();
			leixing.setleixingID(rs.getInt("leixingID"));
			leixing.setleixingming(rs.getString("leixingming"));
			leixingList.add(leixing);
	    }
		rs.close();
	}
	catch(Exception e)
	{
		e.printStackTrace();
	}
	mydb.closed();
	return leixingList;
}

	public static Tshangpin getshangpin(int id)
	{
		Tshangpin shangpin=new Tshangpin();
		
		String sql="select * from shangpin where spID=?";