/guava/android/guava/src/com/google/common/collect/Multisets.java
} else {
} else if ( elements.isEmpty ( ) ) {
static <E extends @Nullable Object> boolean addAllImpl( Multiset<E> self, Collection<? extends E> elements) { checkNotNull(self); checkNotNull(elements); if (elements instanceof Multiset) { return addAllImpl(self, cast(elements)); <extra_id_0> return false; } else { return Iterators.addAll(self, elements.iterator()); } } private static <E extends @Nullable Object> boolean addAllImpl(