How to use

containsIp

method

in

org.batfish.datamodel.IpWildcardSetIpSpace

/**
 * Returns all {@link IpsecPeerConfigId}s whose local IP is equal to any of the IPs behind
 * destinationIp after NAT
 */
@Nonnull
private static Set<IpsecPeerConfigId> getCandidatePeersBehindNat(
  @Nonnull Ip destinationIp,
  @Nonnull SetMultimap<Ip, IpWildcardSetIpSpace> privateIpsByPublicIp,
  @Nonnull Map<Ip, Set<IpsecPeerConfigId>> localIpsAndIpsecPeers) {
 ImmutableSet.Builder<IpsecPeerConfigId> candidateNeighbors = ImmutableSet.builder();
 Set<IpWildcardSetIpSpace> privateIpsBehindDestIp = privateIpsByPublicIp.get(destinationIp);
 if (privateIpsBehindDestIp == null) {
  return candidateNeighbors.build();
 }
 for (IpWildcardSetIpSpace ipWildcardSetIpSpace : privateIpsBehindDestIp) {
  for (Entry<Ip, Set<IpsecPeerConfigId>> entry : localIpsAndIpsecPeers.entrySet()) {
   if (ipWildcardSetIpSpace.containsIp(entry.getKey(), ImmutableMap.of())) {
    candidateNeighbors.addAll(entry.getValue());
   }
  }
 }
 return candidateNeighbors.build();
}