//: holding/MultiIterableClass.java
// Adding several Adapter Methods.
import java.util.*;
public class MultiIterableClass extends IterableClass {
public Iterable reversed() {
return new Iterable() {
public Iterator iterator() {
return new Iterator() {
int current = words.length - 1;
public boolean hasNext() { return current > -1; }
public String next() { return words[current--]; }
public void remove() { // Not implemented
throw new UnsupportedOperationException();
}
};
}
};
}
public Iterable randomized() {
return new Iterable() {
public Iterator iterator() {
List shuffled =
new ArrayList(Arrays.asList(words));
Collections.shuffle(shuffled, new Random(47));
return shuffled.iterator();
}
};
}
public static void main(String[] args) {
MultiIterableClass mic = new MultiIterableClass();
for(String s : mic.reversed())
System.out.print(s + " ");
System.out.println();
for(String s : mic.randomized())
System.out.print(s + " ");
System.out.println();
for(String s : mic)
System.out.print(s + " ");
}
} /* Output:
banana-shaped. be to Earth the know we how is that And
is banana-shaped. Earth that how the be And we know to
And that is how we know the Earth to be banana-shaped.
*///:~