46 lines
755 B
Java
46 lines
755 B
Java
/*
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* Author: CHEN Yongyuan (Walter) 1930006025 from OOP(1007).
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* Date: 2022/03/27
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* Description: This is the Dot class.
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*/
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public class Dot extends Shape {
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/**
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* Constructor
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*
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* @param x double
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* @param y double
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*/
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public Dot(double x, double y) {
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super(x, y);
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}
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/**
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* Override the area method. Dot has no (0.0) area.
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*
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* @return double
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*/
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@Override
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public double area() {
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return 0.0;
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}
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/**
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* toString
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*/
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@Override
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public String toString() {
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return this.getClass().getName() + " has area " + area();
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}
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/**
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* Test
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*/
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public static void testDot() {
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Dot d1 = new Dot(1.0, 2.0);
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System.out.println(d1.getX() == 1.0);
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System.out.println(d1.getY() == 2.0);
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System.out.println(d1.area() == 0.0);
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}
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}
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