public?class?FlatRateStrategy?implements?IPricingStrategy{
	private?double?discountPerBook;
	public?FlatRateStrategy（double?d）{
		discountPerBook?=?d;
	}??//構造函數
	public?double?getSubTotal（SaleLineItem?sli）?{
		return?sli.getPro（）.getPrice（）-discountPerBook;?//原先的價格-優惠的價格
	}

}

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

?????文件????????305??2017-12-29?20:37??src\FlatRateStrategy.java

?????文件????????119??2017-12-29?20:26??src\IPricingStrategy.java

?????文件????????218??2017-12-29?20:37??src\NoDiscountStrategy.java

?????文件????????349??2017-12-29?21:53??src\PercentageStrategy.java

?????文件????????657??2017-12-29?22:01??src\PricingStrategyFactory.java

?????文件????????472??2017-12-29?20:37??src\ProductSpecification.java

?????文件????????509??2017-12-29?22:06??src\Sale.java

?????文件????????504??2017-12-29?22:06??src\SaleLineItem.java

?????文件???????1252??2017-12-29?22:06??src\Test.java

?????目錄??????????0??2017-12-29?21:31??src

-----------?---------??----------?-----??----

?????????????????4385????????????????????10