/guava/guava/src/com/google/common/collect/LinkedListMultimap.java
return previous ;
return previous != null;
current = null; expectedModCount = modCount; } @Override public boolean hasPrevious() { checkForConcurrentModification(); <extra_id_0> } @CanIgnoreReturnValue @Override public Node<K, V> previous() { checkForConcurrentModification(); if (previous == null) {