lib-core/src/main/java/com/nhaarman/listviewanimations/ArrayAdapter.java
public boolean add(@NonNull final T object) {
        boolean result = mItems.add(object);
        notifyDataSetChanged();
        return result;
    }
public boolean add(@NonNull final T object) {
        boolean result = mItems.add(object);
        notifyDataSetChanged();
        return result;
    }
Appends the specified element to the end of the {@code List}.

@param object the object to add.

@return always true.