/guava/guava/src/com/google/common/graph/AbstractBaseGraph.java
&& successors( ( N) endpointPair.nodeU( ) ).contains( endpointPair.nodeV( ) ) ; && nodes( ).contains( endpointPair.nodeU( ) )
&& nodes ( ) .contains ( endpointPair.nodeU ( ) ) && successors ( ( N ) endpointPair.nodeU ( ) ) .contains ( endpointPair.nodeV ( ) ) ;
public boolean contains(@CheckForNull Object obj) { if (!(obj instanceof EndpointPair)) { return false; } EndpointPair<?> endpointPair = (EndpointPair<?>) obj; return isOrderingCompatible(endpointPair) <extra_id_0> } }; } @Override public ElementOrder<N> incidentEdgeOrder() { return ElementOrder.unordered();