/guava/android/guava/src/com/google/common/graph/DirectedGraphConnections.java
while ( nodeConnectionss.hasNext( ) ) {
while ( nodeConnections.hasNext ( ) ) {
} else { Iterator<NodeConnection<N>> nodeConnections = orderedNodeConnections.iterator(); return new AbstractIterator<N>() { @Override @CheckForNull protected N computeNext() { <extra_id_0> NodeConnection<N> nodeConnection = nodeConnections.next(); if (nodeConnection instanceof NodeConnection.Pred) { return nodeConnection.node; } } return endOfData();