/**
* Represents the identity map.  Null-object pattern for ILambda.
* @author Dung X. Nguyen
*/
public class NoOpLambda implements ILambda {
    public static final NoOpLambda Singleton = new NoOpLambda ();
    private NoOpLambda() {
    }

    public Object apply (Object arg) {
        return arg;
    }
}