face-table.hpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#ifndef NFD_DAEMON_FW_FACE_TABLE_HPP
#define NFD_DAEMON_FW_FACE_TABLE_HPP

#include "face/face.hpp"
#include <boost/range/adaptor/map.hpp>

namespace nfd {

class Forwarder;

class FaceTable : noncopyable
{
public:
  explicit
  FaceTable(Forwarder& forwarder);

  VIRTUAL_WITH_TESTS
  ~FaceTable();

  VIRTUAL_WITH_TESTS void
  add(shared_ptr<Face> face);

  VIRTUAL_WITH_TESTS void
  addReserved(shared_ptr<Face> face, FaceId faceId);

  VIRTUAL_WITH_TESTS shared_ptr<Face>
  get(FaceId id) const;

  size_t
  size() const;

public: // enumeration
  typedef std::map<FaceId, shared_ptr<Face>> FaceMap;

  typedef boost::select_second_const_range<FaceMap> ForwardRange;

  typedef boost::range_iterator<ForwardRange>::type const_iterator;

  const_iterator
  begin() const;

  const_iterator
  end() const;

public: // signals
  signal::Signal<FaceTable, shared_ptr<Face>> onAdd;

  signal::Signal<FaceTable, shared_ptr<Face>> onRemove;

private:
  void
  addImpl(shared_ptr<Face> face, FaceId faceId);

  // remove is private because it's a handler of face.onFail signal.
  // face->close() closes the face and triggers .remove()
  void
  remove(shared_ptr<Face> face, const std::string& reason);

  ForwardRange
  getForwardRange() const;

private:
  Forwarder& m_forwarder;
  FaceId m_lastFaceId;
  FaceMap m_faces;
};

} // namespace nfd

#endif // NFD_DAEMON_FW_FACE_TABLE_HPP