Puppy class and PuppyTest (with the main method), an example of Objects

Puppy.java

public class Puppy {
	// Instance Variables
	int age;
	String color;
	String breed;
	double weight;
	String name;

	public Puppy() {
		name = "Default";
		weight = 20.0;
		age = 0;
		color = "Red";
	}

	public Puppy(int puppyAge, String puppyBreed, String puppyName) {
		name = puppyName;
		age = puppyAge;
		breed = puppyBreed;
	}

	public int getAge() {
		return age;
	}

	public void setAge(int puppyAge) {
		age = puppyAge;
	}

	public String getColor() {
		return color;
	}

	public void setColor(String puppyColor) {
		color = puppyColor;
	}

	public void bark() {
		System.out.println("GUAF, such code");
	}

}

PuppyTest.java

// http://www.tutorialspoint.com/java/java_object_classes.htm
import java.util.Scanner;

public class PuppyTest {
	public static void main(String [] args) {
		Scanner input = new Scanner(System.in);

		Puppy dog = new Puppy();
		dog.bark();
		System.out.println(dog.getColor());

		Puppy doge = new Puppy(2, "shiba", "Charles");
		doge.setColor("Yellow");
		System.out.println(doge.getColor());
	}
}