Java Inheritance Demo. Which parent's methods in a hierarchy of inheritance get called.

1. Inheritance Demo

See Child.java, Parent.java, GrandParent.java, GreatGrandParent.java, InheritanceDemo.java

Child.java

package preiss.inheritancedemo;

public class Child extends Parent{
	@Override
	public void handle(){
		   System.out.println("Child.handle");
		   super.handle();
	}
}

GrandParent.java

package preiss.inheritancedemo;

public abstract class GrandParent extends GreatGrandParent{
	   @Override
	   public void doStuff(){
		   System.out.println("GrandParent.doStuff");
	   }
	      
}

GreatGrandParent.java

package preiss.inheritancedemo;

public abstract class GreatGrandParent {
	
   public abstract void doStuff();
   
   public void handle(){
	   System.out.println("GreatGrandParent.handle");
	   doStuff();
   }
	
}

InheritanceDemo.java

package preiss.inheritancedemo;

public class InheritanceDemo {

	public static void main(String[] args) {
		Child cw = new Child();
		cw.handle();
	}
}

Parent.java

package preiss.inheritancedemo;

public class Parent extends GrandParent{
	
	    @Override
		public void doStuff(){
			System.out.println("Parent.doStuff");
			
			super.doStuff();
		}
		
}