package?com.action;

import?java.util.HashMap;
import?java.util.Map;
import?org.apache.struts2.interceptor.SessionAware;

import?com.biz.MealBiz;
import?com.biz.MealSeriesBiz;
import?com.entity.CartItemBean;
import?com.entity.Meal;
import?com.opensymphony.xwork2.ActionSupport;

public?class?CartAction?extends?ActionSupport?implements?SessionAware?{	
	private?Integer?mealId;
	public?void?setMealId（Integer?mealId）?{
		this.mealId?=?mealId;
	}	
	public?Integer?getMealId（）?{
		return?mealId;
	}
	int?quantity;	
	public?int?getQuantity（）?{
		return?quantity;
	}
	public?void?setQuantity（int?quantity）?{
		this.quantity?=?quantity;
	}
	MealBiz?mealBiz;
	public?void?setMealBiz（MealBiz?mealBiz）?{
		this.mealBiz?=?mealBiz;
	}
	MealSeriesBiz?mealSeriesBiz;	
	public?void?setMealSeriesBiz（MealSeriesBiz?mealSeriesBiz）?{
		this.mealSeriesBiz?=?mealSeriesBiz;
	}
	Mapject>?session;
	@Override
	public?void?setSession（Mapject>?session）?{
		this.session=session;
	}
	//將餐品添加到購物車
	public?String?addtoshopcart（）?throws?Exception?{
		//從session中取出購物車，放入Map對象cart中
		Map?cart=（Map）session.get（“cart“）;
		Meal?meal=mealBiz.getMealByMealId（mealId）;
		if（cart==null）{
			cart=new?HashMap（）;
			session.put（“cart“?cart）;
		}
		CartItemBean?cartItem=（CartItemBean）cart.get（meal.getMealId（））;
		if（cartItem!=null）{
		????//如果餐品在購物車中，更新其數(shù)量
			cartItem.setQuantity（cartItem.getQuantity（）+1）;
		}else{
			//否則，創(chuàng)建一個條目到Map中
			cart.put（meal.getMealId（）new?CartItemBean（meal1））;
		}
		return?“shopCart“;
	}	
	
	//更改數(shù)量
	public?String?updateSelectedQuantity（）?throws?Exception?{
		//從session中取出購物車，放入Map對象cart中
	????Map?cart=（Map）session.get（“cart“）;
	????CartItemBean?cartItem=（CartItemBean）cart.get（mealId）;
	????cartItem.setQuantity（quantity）;
	????return?“shopCart“;
	}
	
	//從購物車中移除指定編號訂單
	public?String?deleteSelectedOrders（）?throws?Exception?{
		//從session中取出購物車，放入Map對象cart中
	????Map?cart=（Map）session.get（“cart“）;
	????cart.remove（mealId）;
	????return?“shopCart“;
	}	
	
	//清空購物車
	public?String?clearCart（）?throws?Exception?{
		//從session中取出購物車，放入Map對象cart中
????????try?{
	????Map?cart=（Map）session.get（“cart“）;
	????cart.clear（）;
	????return?“shopCart“;	
	}?catch?（Exception?e）?{
		??return?“shopCart“;	
	}
	}	
	
	
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-06-11?12:48??基于web的訂餐系統(tǒng)\
?????文件?????2195309??2018-06-11?12:48??基于web的訂餐系統(tǒng)\報告.doc
?????目錄???????????0??2017-06-21?05:12??基于web的訂餐系統(tǒng)\代碼\
?????目錄???????????0??2017-06-21?05:07??基于web的訂餐系統(tǒng)\代碼\DingCan\
?????文件?????????842??2016-10-09?19:03??基于web的訂餐系統(tǒng)\代碼\DingCan\.classpath
?????文件?????????907??2016-11-28?10:53??基于web的訂餐系統(tǒng)\代碼\DingCan\.project
?????目錄???????????0??2017-06-21?05:07??基于web的訂餐系統(tǒng)\代碼\DingCan\.settings\
?????文件?????????567??2016-10-09?19:03??基于web的訂餐系統(tǒng)\代碼\DingCan\.settings\.jsdtscope
?????文件?????????670??2016-12-05?09:25??基于web的訂餐系統(tǒng)\代碼\DingCan\.settings\org.eclipse.jdt.core.prefs
?????文件????????2746??2016-12-05?09:25??基于web的訂餐系統(tǒng)\代碼\DingCan\.settings\org.eclipse.jdt.ui.prefs
?????文件?????????473??2016-11-28?10:53??基于web的訂餐系統(tǒng)\代碼\DingCan\.settings\org.eclipse.wst.common.component
?????文件?????????345??2016-10-09?19:03??基于web的訂餐系統(tǒng)\代碼\DingCan\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????49??2016-10-09?19:03??基于web的訂餐系統(tǒng)\代碼\DingCan\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2016-10-09?19:03??基于web的訂餐系統(tǒng)\代碼\DingCan\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????文件??????????95??2016-11-28?10:53??基于web的訂餐系統(tǒng)\代碼\DingCan\.settings\org.jboss.ide.eclipse.as.core.prefs
?????目錄???????????0??2017-06-21?05:07??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\
?????目錄???????????0??2017-06-21?05:07??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\meta-INF\
?????文件??????????39??2016-10-09?19:03??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\meta-INF\MANIFEST.MF
?????文件?????????706??2016-12-19?06:15??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\Update_success.jsp
?????目錄???????????0??2017-06-21?05:07??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\WEB-INF\
?????目錄???????????0??2017-06-21?05:07??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\WEB-INF\lib\
?????文件??????358273??2017-06-20?20:09??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\WEB-INF\lib\antlr-2.7.2.jar
?????文件??????445288??2017-06-20?20:09??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\WEB-INF\lib\antlr-2.7.7.jar
?????文件????????4467??2017-06-20?20:09??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\WEB-INF\lib\aopalliance-1.0.jar
?????文件???????53468??2017-06-20?20:33??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\WEB-INF\lib\asm-5.1.jar
?????文件???????47195??2017-06-20?20:33??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\WEB-INF\lib\asm-commons-5.1.jar
?????文件???????29130??2017-06-20?20:15??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\WEB-INF\lib\asm-tree-5.1.jar
?????文件?????1663623??2017-06-20?20:09??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\WEB-INF\lib\aspectjweaver-1.6.9.jar
?????文件??????610790??2017-06-20?20:09??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\WEB-INF\lib\c3p0-0.9.1.2.jar
?????文件??????608376??2017-06-20?20:09??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\WEB-INF\lib\c3p0-0.9.1.jar
?????文件??????322362??2017-06-20?20:09??基于web的訂餐系統(tǒng)\代碼\DingCan\WebContent\WEB-INF\lib\cglib-nodep-2.2.jar
............此處省略316個文件信息