Feat:Fix

Author: nilejack

lesson_16/objects/objects_app/src/main/java/Dog.java

@@ -0,0 +1,78 @@
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class Dog implements DogTest {
+
+    // Custom exception
+    public static class DogAgeException extends Exception {
+
+        public DogAgeException(String message) {
+            super(message);
+        }
+    }
+
+    // Enum for dog colors
+    public enum Colors {
+        WHITE, BROWN, BLONDE
+    }
+
+    // Member variables
+    private int age;
+    private String breed;
+    private String gender;
+    private Colors color;
+    private boolean isFed;
+    private List<String> favoriteToys;
+
+    // Constructor
+    public Dog(int age, String breed, String gender, Colors color, boolean isFed) throws DogAgeException {
+        if (age < 0) {
+            throw new DogAgeException("Age cannot be negative.");
+        }
+        this.age = age;
+        this.breed = breed;
+        this.gender = gender;
+        this.color = color;
+        this.isFed = isFed;
+        this.favoriteToys = new ArrayList<>();
+    }
+
+    // Member functions
+    public String getDogDescription() {
+        return age > 5 ? "Senior Dog" : "Young Dog"; // Conditional expression
+    }
+
+    public void addFavoriteToy(String toy) {
+        favoriteToys.add(toy);
+    }
+
+    public List<String> getFavoriteToys() {
+        List<String> toys = new ArrayList<>();
+        for (String toy : favoriteToys) { // Loop
+            toys.add(toy);
+        }
+        return toys;
+    }
+
+    // Getters
+    public int getAge() {
+        return age;
+    }
+
+    public String getBreed() {
+        return breed;
+    }
+
+    public String getGender() {
+        return gender;
+    }
+
+    public Colors getColor() {
+        return color;
+    }
+
+    public boolean isFed() {
+        return isFed;
+    }
+}