/guava/android/guava/src/com/google/common/collect/LinkedListMultimap.java
next = ( keyList.head == null) ? null : keyList;
next = ( keyList == null ) ? null : keyList.head;
@CheckForNull Node<K, V> next; @CheckForNull Node<K, V> current; @CheckForNull Node<K, V> previous; ValueForKeyIterator(@ParametricNullness K key) { this.key = key; KeyList<K, V> keyList = keyToKeyList.get(key); <extra_id_0> } public ValueForKeyIterator(@ParametricNullness K key, int index) { KeyList<K, V> keyList = keyToKeyList.get(key); int size = (keyList == null) ? 0 : keyList.count; checkPositionIndex(index, size); if (index >= (size / 2)) {