ArrayMapCar.java
Created with JBuilder
/**
 * Applies an ILambda to each element of an array. Returns the resulting array.
 * Exercise for students: Make this a concrete subclass of ILambda taking as input
 * an (array, ILambda) pair.
 * @author Dung X. Nguyen
 */
public class ArrayMapCar {
    public final static ArrayMapCar Singleton = new ArrayMapCar();

    private ArrayMapCar(){
    }

    public Object[] apply(Object array[], ILambda cmd) {
        Object[] result = new Object[array.length];
        for(int i = 0; i < array.length; i++) {
            result[i] = cmd.apply (array[i]);
        }
        return result;
    }
}

ArrayMapCar.java
Created with JBuilder