C++ Ptr::AggregateObject方法代码示例

static void
AddInternetStack (Ptr<Node> node)
{
  //IPV6
  Ptr<Ipv6L3Protocol> ipv6 = CreateObject<Ipv6L3Protocol> ();

  //Routing for Ipv6
  Ptr<Ipv6ListRouting> ipv6Routing = CreateObject<Ipv6ListRouting> ();
  ipv6->SetRoutingProtocol (ipv6Routing);
  Ptr<Ipv6StaticRouting> ipv6staticRouting = CreateObject<Ipv6StaticRouting> ();
  ipv6Routing->AddRoutingProtocol (ipv6staticRouting, 0);
  node->AggregateObject (ipv6);

  //ICMPv6
  Ptr<Icmpv6L4Protocol> icmp6 = CreateObject<Icmpv6L4Protocol> ();
  node->AggregateObject (icmp6);

  //Ipv6 Extensions
  ipv6->RegisterExtensions ();
  ipv6->RegisterOptions ();

  //UDP
  Ptr<UdpL4Protocol> udp = CreateObject<UdpL4Protocol> ();
  node->AggregateObject (udp);
}

Ptr<FaceContainer>
StackHelper::Install(Ptr<Node> node) const
{
  Ptr<FaceContainer> faces = Create<FaceContainer>();

  if (node->GetObject<L3Protocol>() != 0) {
    NS_FATAL_ERROR("Cannot re-install NDN stack on node "
                   << node->GetId());
    return 0;
  }

  Ptr<L3Protocol> ndn = m_ndnFactory.Create<L3Protocol>();
  ndn->getConfig().put("tables.cs_max_packets", (m_maxCsSize == 0) ? 1 : m_maxCsSize);

  // Create and aggregate content store if NFD's contest store has been disabled
  if (m_maxCsSize == 0) {
    ndn->AggregateObject(m_contentStoreFactory.Create<ContentStore>());
  }

  // Aggregate L3Protocol on node (must be after setting ndnSIM CS)
  node->AggregateObject(ndn);

  for (uint32_t index = 0; index < node->GetNDevices(); index++) {
    Ptr<NetDevice> device = node->GetDevice(index);
    // This check does not make sense: LoopbackNetDevice is installed only if IP stack is installed,
    // Normally, ndnSIM works without IP stack, so no reason to check
    // if (DynamicCast<LoopbackNetDevice> (device) != 0)
    //   continue; // don't create face for a LoopbackNetDevice

    faces->Add(this->createAndRegisterFace(node, ndn, device));
  }

  return faces;
}

Ptr<Ipv4RoutingProtocol> 
AodvHelper::Create (Ptr<Node> node) const
{
  Ptr<aodv::RoutingProtocol> agent = m_agentFactory.Create<aodv::RoutingProtocol> ();
  node->AggregateObject (agent);
  return agent;
}

Ptr<MobilityModel>
BuildingsPathlossTestCase::CreateMobilityModel (uint16_t index)
{

  /*
   * The purpose of this method is to defer the creation of the
   * MobilityModel instances to when DoRun() is called. In a previous
   * version, MobilityModel instances where created directly in the
   * constructor of the test suite, which caused subtle bugs due to
   * "static initialization order fiasco". An example of such a subtle
   * bug is that logging via NS_LOG failed for some modules.
   * 
   */

  double hm = 1;
  double hb = 30;
  double henbHeight = 10.0;

  Ptr<MobilityModel> mm;
  
  switch (index)
    {
    case 1:
      mm = CreateObject<ConstantPositionMobilityModel> ();
      mm->SetPosition (Vector (0.0, 0.0, hb));
      break;

    case 2:
      mm = CreateObject<ConstantPositionMobilityModel> ();
      mm->SetPosition (Vector (2000, 0.0, hm));
      break;

    case 3:
      mm = CreateObject<ConstantPositionMobilityModel> ();
      mm->SetPosition (Vector (100, 0.0, hm));
      break;

    case 4:
      mm = CreateObject<ConstantPositionMobilityModel> ();
      mm->SetPosition (Vector (900, 0.0, hm));
      break;

    case 5:
      mm = CreateObject<ConstantPositionMobilityModel> ();
      mm->SetPosition (Vector (-5, 0.0, hm));
      break;

    case 6:
      mm = CreateObject<ConstantPositionMobilityModel> ();
      mm->SetPosition (Vector (-5, 30, henbHeight));
      break;

    case 7:
      mm = CreateObject<ConstantPositionMobilityModel> ();
      mm->SetPosition (Vector (-2000, 0.0, hm));
      break;

    case 8:
      mm = CreateObject<ConstantPositionMobilityModel> ();
      mm->SetPosition (Vector (-100, 0.0, hm));
      break;

    case 9:
      mm = CreateObject<ConstantPositionMobilityModel> ();
      mm->SetPosition (Vector (0, 0.0, hm));
      break;

    case 10:
      mm = CreateObject<ConstantPositionMobilityModel> ();
      mm->SetPosition (Vector (-100, 0.0, henbHeight));
      break;

    case 11:
      mm = CreateObject<ConstantPositionMobilityModel> ();
      mm->SetPosition (Vector (-500, 0.0, henbHeight));
      break;

    default:
      mm = 0;
      break;
    }
  Ptr<MobilityBuildingInfo> buildingInfo = CreateObject<MobilityBuildingInfo> ();
  mm->AggregateObject (buildingInfo); // operation usually done by BuildingsHelper::Install
  BuildingsHelper::MakeConsistent (mm); 
  return mm;
}