/**
* Returns the item at a given index.
*
* @param i index of the item to retrieve
*/
public Object getItem(int i) {
return task.getRequirement(i);
}
/** Indicates whether or not the list is empty. */
public boolean isEmpty() {
return task.getRequirementCount() == 0;
}
/** Returns the number of items in the list. */
public int getCount() {
return task.getRequirementCount();
}