package?cn.aufe.supermarket.cart.domain;

import?java.math.BigDecimal;
import?java.util.Collection;
import?java.util.linkedHashMap;
import?java.util.Map;

public?class?Cart?{
	public?Map?getMap（）?{
		return?map;
	}
	public?void?setMap（Map?map）?{
		this.map?=?map;
	}
	private?Map?map?=?new?linkedHashMap（）;
????//價格總計	
????public?double?getTotal（）
????{
????	BigDecimal?sum?=?new?BigDecimal（“0“）;
????	for（CartItem?c?:?map.values（））
????	{
????		BigDecimal?a?=?BigDecimal.valueOf（c.getSubtotal（））;
????		sum?=?sum.add（a）;
????	}
????	return?sum.doubleValue（）;
????}
	//添加購物條目
	public?void?add（CartItem?ci）
	{
		String?id?=?ci.getProduct（）.getProductId（）;
		if（map.containsKey（id））
		{
			CartItem?c?=?map.get（id）;
			c.setCount（c.getCount（）+ci.getCount（））;
		}
		else{
			map.put（ci.getProduct（）.getProductId（）ci）;
		}
	}
	//清空購物車
	public?void?clear（）{
		map.clear（）;
	}
	//刪除購物車某一項
	public?void?delete（String?id）
	{
		map.remove（id）;
	}
	
	//得到所有的購物條目
	
	public?Collection?getcartItems（）{
		return?map.values（）;
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1093??2017-06-16?13:28??supermarket\.classpath

?????文件???????1336??2017-06-16?13:41??supermarket\.project

?????文件????????522??2017-06-16?13:28??supermarket\.settings\.jsdtscope

?????文件????????364??2017-06-16?13:28??supermarket\.settings\org.eclipse.jdt.core.prefs

?????文件????????492??2017-06-16?13:28??supermarket\.settings\org.eclipse.wst.common.component

?????文件????????414??2017-06-16?13:28??supermarket\.settings\org.eclipse.wst.common.project.facet.core.xml

?????文件?????????49??2017-06-16?13:28??supermarket\.settings\org.eclipse.wst.jsdt.ui.superType.container

?????文件??????????6??2017-06-16?13:28??supermarket\.settings\org.eclipse.wst.jsdt.ui.superType.name

?????文件????????529??2017-06-23?09:29??supermarket\src\c3p0-config.xml

?????文件???????1186??2017-06-24?14:41??supermarket\src\cn\aufe\supermarket\cart\domain\Cart.java

?????文件????????660??2017-06-24?14:41??supermarket\src\cn\aufe\supermarket\cart\domain\CartItem.java

?????文件???????1760??2017-06-24?16:58??supermarket\src\cn\aufe\supermarket\cart\servlet\CartServlet.java

?????文件???????1693??2017-06-24?11:02??supermarket\src\cn\aufe\supermarket\category\dao\CategoryDao.java

?????文件????????444??2017-06-24?10:59??supermarket\src\cn\aufe\supermarket\category\domain\Category.java

?????文件????????213??2017-06-24?10:38??supermarket\src\cn\aufe\supermarket\category\service\CateException.java

?????文件???????1532??2017-06-24?10:58??supermarket\src\cn\aufe\supermarket\category\service\CategoryService.java

?????文件????????796??2017-06-24?11:26??supermarket\src\cn\aufe\supermarket\category\servlet\CategoryServlet.java

?????文件???????4041??2017-06-24?22:18??supermarket\src\cn\aufe\supermarket\order\dao\OrderDao.java

?????文件???????1349??2017-06-24?21:40??supermarket\src\cn\aufe\supermarket\order\domain\Order.java

?????文件????????886??2017-06-24?21:53??supermarket\src\cn\aufe\supermarket\order\domain\OrderItem.java

?????文件????????213??2017-06-24?17:31??supermarket\src\cn\aufe\supermarket\order\service\OrderException.java

?????文件???????1245??2017-06-24?17:31??supermarket\src\cn\aufe\supermarket\order\service\OrderService.java

?????文件???????3499??2017-06-24?21:45??supermarket\src\cn\aufe\supermarket\order\servlet\OrderServlet.java

?????文件???????2591??2017-06-24?12:39??supermarket\src\cn\aufe\supermarket\product\dao\ProductDao.java

?????文件???????1554??2017-06-24?12:06??supermarket\src\cn\aufe\supermarket\product\domain\Product.java

?????文件????????667??2017-06-24?11:53??supermarket\src\cn\aufe\supermarket\product\service\ProductService.java

?????文件???????1301??2017-06-24?14:21??supermarket\src\cn\aufe\supermarket\product\servlet\ProductServlet.java

?????文件???????2661??2017-06-29?15:17??supermarket\src\cn\aufe\supermarket\user\dao\UserDao.java

?????文件???????1524??2017-06-24?10:34??supermarket\src\cn\aufe\supermarket\user\domain\User.java

?????文件????????214??2017-06-24?10:34??supermarket\src\cn\aufe\supermarket\user\service\UserException.java

............此處省略198個文件信息