/guava/android/guava/src/com/google/common/collect/AbstractMapBasedMultimap.java
getListDelegate ( ) .add ( index, element ) ; totalSize++;
return getListDelegate().set(index, element); } @Override public void add(int index, @ParametricNullness V element) { refreshIfEmpty(); boolean wasEmpty = getDelegate().isEmpty(); <extra_id_0> if (wasEmpty) { addToMap(); } } @Override @ParametricNullness