/**
 * Class Adapter Design Pattern example for COM1204 Summer 2003 - Tester/Driver.
 * <br>This test uses the OldProvider and then the EnhancedProvider,
 * which adapts the call to use an already ExistingService class.
 *
 * @author Bob Futrelle
 * @version 0.1, 4 July 2003
 *
 */
 public class AdapterDemo {
 	
 	public static void main(String[] args) {
 	
		// Create a Client handing it an OldProvider.
		//Then call its getService() method.
		Provider oldProvider = new OldProvider();
		Client client1 = new Client(oldProvider);
		System.out.println("Using the basic Provider without an Adapter:");
		client1.getService();

		// Then create one  handing it an EnhancedProvider
		// and then call its getService() method.
		Provider useExisting = new EnhancedProvider();
		Client client2 = new Client(useExisting);
		System.out.println("\nUsing an Adapter to access an existing service.");
		client2.getService();

 	} // main()
 	
 } // class AdapterDemo
 
 // Output from the run above:
 /*

 
 
 
  */