How to use

edgeValue

method

in

com.google.common.graph.ValueGraph

@Override
public Optional<V> edgeValue(EndpointPair<N> endpoints) {
 return delegate().edgeValue(endpoints);
}

@Override
public Optional<V> edgeValue(N nodeU, N nodeV) {
 return delegate().edgeValue(nodeV, nodeU); // transpose
}

@Override
public Optional<V> edgeValue(N nodeU, N nodeV) {
 return delegate().edgeValue(nodeU, nodeV);
}

@Override
public Optional<V> edgeValue(EndpointPair<N> endpoints) {
 return delegate().edgeValue(transpose(endpoints));
}

@Override
public Optional<V> edgeValue(N nodeU, N nodeV) {
 return delegate().edgeValue(nodeV, nodeU); // transpose
}

@Override
public Optional<V> edgeValue(N nodeU, N nodeV) {
 return delegate().edgeValue(nodeU, nodeV);
}

@Override
public Optional<V> edgeValue(N nodeU, N nodeV) {
 return delegate().edgeValue(nodeV, nodeU); // transpose
}

@Override
public Optional<V> edgeValue(N nodeU, N nodeV) {
 return delegate().edgeValue(nodeV, nodeU); // transpose
}

@Override
public Optional<V> edgeValue(N nodeU, N nodeV) {
 return delegate().edgeValue(nodeU, nodeV);
}

@Override
public Optional<V> edgeValue(N nodeU, N nodeV) {
 return delegate().edgeValue(nodeU, nodeV);
}

private static BgpSessionProperties getBgpSessionProperties(
  ValueGraph<BgpPeerConfigId, BgpSessionProperties> bgpTopology, BgpEdgeId edge) {
 /*
 BGP topology edges not guaranteed to be symmetrical (in case of dynamic neighbors).
 So to get session properties, we might need to flip the src/dst edge
  */
 Optional<BgpSessionProperties> session = bgpTopology.edgeValue(edge.src(), edge.dst());
 return session.orElseGet(
   () ->
     bgpTopology
       .edgeValue(edge.dst(), edge.src())
       .orElseThrow(
         () ->
           new IllegalArgumentException(
             String.format("No BGP edge %s in BGP topology", edge))));
}

@Override
public double getEdgeWeight(EndpointPair<V> e)
{
  if (e == null) {
    throw new NullPointerException();
  } else if (!valueGraph.hasEdgeConnecting(e.nodeU(), e.nodeV())) {
    throw new IllegalArgumentException("no such edge in graph: " + e.toString());
  } else {
    return valueGraph
      .edgeValue(e.nodeU(), e.nodeV()).map(valueConverter::applyAsDouble)
      .orElse(Graph.DEFAULT_EDGE_WEIGHT);
  }
}

  connectedNode,
  graph
    .edgeValue(node, connectedNode)
    .orElseThrow(
      () ->
double connectingEdgeWeight =
  graph
    .edgeValue(node, adjacentNode)
    .orElseThrow(
      () ->

  ipsecTopology.edgeValue(endpoint.nodeU(), endpoint.nodeV());
return ipsecSession.isPresent()
  && ipsecSession.get().getNegotiatedIpsecP2Proposal() != null;

Optional<IpsecSession> edgeIpsecSession = ipsecTopology.edgeValue(endPointU, endPointV);
if (edgeIpsecSession.isPresent()
  && edgeIpsecSession.get().getNegotiatedIpsecP2Proposal() != null) {

boolean ebgp =
  _bgpTopology
    .edgeValue(bgpPeerConfigId, remoteBgpPeerConfigId)
    .orElseThrow(
      () ->
BgpSessionProperties sessionProp =
  _bgpTopology
    .edgeValue(bgpPeerConfigId, remoteBgpPeerConfigId)
    .orElseThrow(
      () ->