class IpsecTopology {

  @Override
  public boolean equals(@Nullable Object obj) {
    if (this == obj) {
      return true;
    }
    if (!(obj instanceof IpsecTopology)) {
      return false;
    }
    return _graph.equals(((IpsecTopology) obj)._graph);
  }

  public  IpsecTopology(ValueGraph<IpsecPeerConfigId, IpsecSession> graph);

}