Close: #1 Lab 7

lab/lab7/Question7/Pegasus.java

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+/*
+ * Author: CHEN Yongyuan (Walter) 1930006025 from OOP(1007)
+ * Date: 2022/04/03
+ * Description: This is the Pegasus class which is a subclass of the Bird class.
+ */
+
+public class Pegasus extends Bird {
+	/**
+	 * Constructor. Pegasus do not lay eggs, so the eggCount is set to 0.
+	 *
+	 * @param name
+	 */
+	public Pegasus(String name) {
+		super(name, 0);
+	}
+
+	/**
+	 * Pegasus have 4 legs.
+	 *
+	 * @return 4
+	 */
+	@Override
+	public int getLegs() {
+		return 4;
+	}
+
+	/**
+	 * Pegasi do not lay eggs. So the getNumOfEggs method returns 0. And print a
+	 * message to console.
+	 */
+	@Override
+	public int getNumOfEggs() {
+		System.out.println("Pegasi do not lay eggs!");
+		return 0;
+	}
+
+	/**
+	 * Pegasus can fly. So the getFlyingAbility method returns true.
+	 *
+	 * @return true
+	 */
+	@Override
+	public boolean canFly() {
+		return true;
+	}
+
+	/**
+	 * Test.
+	 */
+	public static void testPegasus() {
+		Pegasus p = new Pegasus("Pegasus");
+		System.out.println(p.getName() == "Pegasus");
+		System.out.println(p.getLegs() == 4);
+		System.out.println(p.getNumOfEggs() == 0);
+		System.out.println(p.canFly() == true);
+	}
+}