CSE215 Lab Final Task B

Main.java

import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        double price=sc.nextInt();
        double discount=sc.nextInt();
        PercentageDiscount percentageDiscount=new PercentageDiscount(discount);
        ThresholdDiscount thresholdDiscount=new ThresholdDiscount(100,10);
        System.out.println(percentageDiscount.discountedPrice(price));
        System.out.println(thresholdDiscount.discountedPrice(price));
    }
}

class PercentageDiscount implements Discountable {
    private double percentage;

    public PercentageDiscount(double percentage) {
        this.percentage = percentage;
    }

    public double getPercentage() {
        return percentage;
    }

    public void setPercentage(double percentage) {
        this.percentage = percentage;
    }

    @Override
    public double discountedPrice(double price) {
        return (price * (1 - percentage / 100));
    }
}

class ThresholdDiscount implements Discountable {
    private double threshold;
    private double discount;

    public ThresholdDiscount(double threshold, double discount) {
        this.threshold = threshold;
        this.discount = discount;
    }

    public double getDiscount() {
        return discount;
    }

    public void setDiscount(double discount) {
        this.discount = discount;
    }

    public double getThreshold() {
        return threshold;
    }

    public void setThreshold(double threshold) {
        this.threshold = threshold;
    }

    @Override
    public double discountedPrice(double price) {
        if (price > threshold) {
            return price * (1 - (discount / 100));
        }
        return 0;
    }
}

interface Discountable {
    double discountedPrice(double price);
}