/* * Author: CHEN Yongyuan (Walter) 1930006025 from OOP(1007) * Date: 2022-03-19 * Description: This is the class of Bird. */ public class Bird extends Animal { /** * Altitude of the bird. */ private double altitude; /** * Constructor of Bird. * * @param name name of the bird * @param weight weight of the bird * @param altitude altitude of the bird */ public Bird(String name, double weight, double altitude) { super(name, weight); this.altitude = altitude; } /** * Get the altitude of the bird. * * @return altitude of the bird */ public double getAltitude() { return altitude; } /** * Test */ public static void testBird() { Bird bird = new Bird("Bird", 1.0, 10.0); System.out.println(bird.getName() == "Bird"); System.out.println(bird.getWeight() == 1.0); System.out.println(bird.getAltitude() == 10.0); } }