/guava/android/guava/src/com/google/common/graph/EndpointPairIterator.java
if ( !nodeIterator.hasNext( ) ) { node = nodeIterator.next( ) ; }
node = nodeIterator.next ( ) ;
} final boolean advance() { checkState(!successorIterator.hasNext()); if (!nodeIterator.hasNext()) { return false; } <extra_id_0> successorIterator = graph.successors(node).iterator(); return true; } private static final class Directed<N> extends EndpointPairIterator<N> { private Directed(BaseGraph<N> graph) { super(graph);