lab5

lab/lab5/Question4/Cat.java

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+/*
+ * Author: CHEN Yongyuan (Walter) 1930006025 from OOP(1007)
+ * Date: 2022-03-19
+ * Description: Cat class
+ */
+
+public class Cat extends Animal {
+	/**
+	 * Constructor. Initialize the name and weight of the cat
+	 */
+	public Cat(String name, double weight) {
+		super(name, weight);
+	}
+
+	/**
+	 * Feeding a cat adds 1.0 to its weight
+	 */
+	public void feed() {
+		setWeight(getWeight() + 1.0);
+	}
+
+	/**
+	 * Test
+	 */
+	public static void testCat() {
+		Cat c = new Cat("Meow", 2.0);
+
+		System.out.println(c.getName() == "Meow");
+		System.out.println(c.getWeight() == 2.0);
+		c.feed();
+		// The name is still the same but the weight increased by 1.0:
+		System.out.println(c.getName() == "Meow");
+		System.out.println(c.getWeight() == 3.0);
+	}
+}