payrebate.java

Java 版本的设计模式源代码 简单工厂模式

public class payRebate extends pay {
	public String finalPay(int ammount,double price,double rebateRate)
	{
		/*double rebateRate;
		this.rebateRate=rebateRate;*/
		return "打折扣收费 "+(ammount*price*rebateRate);
	}

}