isalepricingstrategy.java

网上购物系统,实现了一个具体的框架

/**
 * @name ISalePricingStrategy.java
 * @author Administrator/pan
 * @version 1.1
 * @date 2009/2/16
 */
package com.digitstore.process.server.sale;

import com.digitstore.process.sale.Sale;

//提供了对商品实行不同定价策略的接口类
public interface ISalePricingStrategy {
	public double getTotal(Sale sale);
}