/guava/guava/src/com/google/common/graph/EdgesConnecting.java
: Iterators.singletonIterator ( connectingEdge ) ;
} @Override public UnmodifiableIterator<E> iterator() { E connectingEdge = getConnectingEdge(); return (connectingEdge == null) ? ImmutableSet.<E>of().iterator() <extra_id_0> } @Override public int size() { return getConnectingEdge() == null ? 0 : 1; } @Override