java-design-patterns/composite/src/main/java/com/iluwatar/App.java

package com.iluwatar;

/**
 * 
 * With Composite we can treat tree hierarchies of objects
 * with uniform interface (LetterComposite). In this example
 * we have sentences composed of words composed of letters.
 *
 */
public class App 
{
    public static void main( String[] args )
    {
    	System.out.println("Message from the orcs: ");
    	
    	LetterComposite orcMessage = new Messenger().messageFromOrcs();
    	orcMessage.print();

    	System.out.println("\n");
    	
    	System.out.println("Message from the elves: ");
    	
    	LetterComposite elfMessage = new Messenger().messageFromElves();
    	elfMessage.print();
    }
}