/**
* Returns a clone of this vector. The copy will contain a reference to a clone of the internal
* data array, not a reference to the original internal data array of this {@code Vector} object.
*
* @return a clone of this vector
*/
public synchronized Object clone() {
try {
@SuppressWarnings("unchecked")
Vector<E> v = (Vector<E>) super.clone();
v.elementData = Arrays.copyOf(elementData, elementCount);
v.modCount = 0;
return v;
} catch (CloneNotSupportedException e) {
// this shouldn't happen, since we are Cloneable
throw new InternalError(e);
}
}
