/**
* Adds an element to a specific index in the list if it is not already present.
*
* <p><i>(Violation)</i> The <code>List</code> interface makes the assumption that the element is
* always inserted. This may not happen with this implementation.
*
* @param index the index to insert at
* @param object the object to add
*/
public void add(int index, Object object) {
// adds element if it is not contained already
if (set.contains(object) == false) {
super.add(index, object);
set.add(object);
}
}
/**
* Adds an element to a specific index in the list if it is not already present.
*
* <p><i>(Violation)</i> The <code>List</code> interface makes the assumption that the element is
* always inserted. This may not happen with this implementation.
*
* @param index the index to insert at
* @param object the object to add
*/
@Override
public void add(final int index, final E object) {
// adds element if it is not contained already
if (set.contains(object) == false) {
super.add(index, object);
set.add(object);
}
}