/guava/guava/src/com/google/common/collect/AbstractMapBasedMultimap.java
getDelegateListIterator( ).set( value) ;getDelegateListIterator( ).add( value) ;
getDelegateListIterator ( ) .add ( value ) ;
public void set(@ParametricNullness V value) { getDelegateListIterator().set(value); } @Override public void add(@ParametricNullness V value) { boolean wasEmpty = isEmpty(); <extra_id_0> totalSize++; if (wasEmpty) { addToMap(); } } }