Dog Java Example

Dog.java

public class Dog {
    // Attributes [i.e. data]
    private String name;
    // Behavior [i.e. methods]
    // Constructors
    public Dog()  //constructor which takes no parameters, sets to default
    {
        name="";
    }
        // fully parameterized constructor
    public Dog(String name)
    {
        this.name=name;
    }
        // copy constructor
    public Dog(Dog someDog)
    {
        this.name=someDog.getName();
    }
   public static void bark(String reason) 
    { 
        System.out.println("Bark for" + reason); 
    } 
    // other behavior (non-constructor behavior)
    public String getName() {
        return name;
    }
    public void setName(String newName) {
        name = newName;
    }
    
    public static void main(String []args) {
        Dog myDog = new Dog( "nathan");
  
        myDog.setName( "nathan II" );
  
        /* Call another class method to get Dog's Name */
        String myDogName = myDog.getName();
  
        /* You can access instance variable as follows as well */
        System.out.println("myDogName: " + myDogName );
        Dog clonedDog = new Dog(myDog);
        /* You can access instance variable as follows as well */
        System.out.println("cloned dog name: " + clonedDog.getName() );
     }
} // end class