package 依赖关系;


/**
 * @author The Administrator
 * @version 1.0
 * @created 26-10月-2025 20:20:19
 */
public class PercentageDiscount implements DiscountStrategy {
	private final double rate = 0.1; // 10%

	public PercentageDiscount(){
		// default constructor
	}

	public void finalize() throws Throwable {

	}
	public double calculateDiscount(double amount) {
		return amount * rate;
	}
}//end PercentageDiscount