Implementieren Sie für die Klasse AL der Array basierten Listen Listen die Schnittstelle Iterable.
package name.panitz.util;
import java.util.Iterator;
@SuppressWarnings("unchecked")
public class AL<E> implements Iterable<E> {
@SuppressWarnings("unchecked")
protected E[] store = (E[]) new Object[5];
protected int size = 0;
@SuppressWarnings("unchecked")
public AL(E... es) {
for (E e : es)
add(e);
}
@SuppressWarnings("unchecked")
private void mkNewStore() {
E[] newStore = (E[]) new Object[size + 5];
for (int i = 0; i < store.length; i++)
newStore[i] = store[i];
store = newStore;
}
public void add(E e) {
if (store.length <= size)
mkNewStore();
store[size++] = e;
}
public int size() {
return size;
}
public E get(int i) {
return store[i];
}
}