src/com/pure/web/spring/IndexController.java

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package com.pure.web.spring;

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

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

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.Controller;

import com.pure.domain.logic.DishFacade;
import com.pure.domain.logic.DishSortFacade;
import com.pure.domain.logic.NewsFacade;
/**
 * 首页
 * @author pure
 *
 */
public class IndexController implements Controller {
	protected final Log logger = LogFactory.getLog(getClass());

	private NewsFacade newsFacade;

	private DishSortFacade dishSortFacade;

	private DishFacade dishFacade;

	private String successView;

	public ModelAndView handleRequest(HttpServletRequest request,
			HttpServletResponse response) throws Exception {
		
		Map model = new HashMap();
		
		/**
		 * 取最新的6条新闻
		 */
		model.put("newsList",getNewsFacade().getNewsList(6));
		
		/**
		 * 菜品分类
		 */
		model.put("dishSortList",getDishSortFacade().getDishSortList());
		
		/**
		 * 菜品列表，只取10条
		 */
		String hql="from Dish dish order by hot desc,dish.id desc";
		model.put("dishList",getDishFacade().getDishList(10,hql));
		
		/**
		 * 新菜品上架，只取4条
		 */
		hql="from Dish dish where dish.isnew='Y' order by hot desc,dish.id desc";
		model.put("newDishList",getDishFacade().getDishList(4,hql));
		return new ModelAndView(getSuccessView(),model);
	}