/guava/android/guava/src/com/google/common/graph/Traverser.java
} return endOfData( ) ;
return endOfData ( ) ; }
horizon.addFirst(successors); ancestorStack.push(next); } if (!ancestorStack.isEmpty()) { return ancestorStack.pop(); } <extra_id_0> }; } @CheckForNull abstract N visitNext(Deque<Iterator<? extends N>> horizon); } private enum InsertionOrder {