pit-entry.cpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#include "pit-entry.hpp"
#include <algorithm>

namespace nfd {
namespace pit {

Entry::Entry(const Interest& interest)
  : m_interest(interest.shared_from_this())
  , m_nameTreeEntry(nullptr)
{
}

bool
Entry::canMatch(const Interest& interest, size_t nEqualNameComps) const
{
  BOOST_ASSERT(m_interest->getName().compare(0, nEqualNameComps,
                                             interest.getName(), 0, nEqualNameComps) == 0);

  return m_interest->getName().compare(nEqualNameComps, Name::npos,
                                       interest.getName(), nEqualNameComps) == 0 &&
         m_interest->getSelectors() == interest.getSelectors();
}

InRecordCollection::iterator
Entry::getInRecord(const Face& face)
{
  return std::find_if(m_inRecords.begin(), m_inRecords.end(),
    [&face] (const InRecord& inRecord) { return &inRecord.getFace() == &face; });
}

InRecordCollection::iterator
Entry::insertOrUpdateInRecord(Face& face, const Interest& interest)
{
  BOOST_ASSERT(this->canMatch(interest));

  auto it = std::find_if(m_inRecords.begin(), m_inRecords.end(),
    [&face] (const InRecord& inRecord) { return &inRecord.getFace() == &face; });
  if (it == m_inRecords.end()) {
    m_inRecords.emplace_front(face);
    it = m_inRecords.begin();
  }

  it->update(interest);
  return it;
}

void
Entry::deleteInRecord(const Face& face)
{
  auto it = std::find_if(m_inRecords.begin(), m_inRecords.end(),
    [&face] (const InRecord& inRecord) { return &inRecord.getFace() == &face; });
  if (it != m_inRecords.end()) {
    m_inRecords.erase(it);
  }
}

void
Entry::clearInRecords()
{
  m_inRecords.clear();
}

OutRecordCollection::iterator
Entry::getOutRecord(const Face& face)
{
  return std::find_if(m_outRecords.begin(), m_outRecords.end(),
    [&face] (const OutRecord& outRecord) { return &outRecord.getFace() == &face; });
}

OutRecordCollection::iterator
Entry::insertOrUpdateOutRecord(Face& face, const Interest& interest)
{
  BOOST_ASSERT(this->canMatch(interest));

  auto it = std::find_if(m_outRecords.begin(), m_outRecords.end(),
    [&face] (const OutRecord& outRecord) { return &outRecord.getFace() == &face; });
  if (it == m_outRecords.end()) {
    m_outRecords.emplace_front(face);
    it = m_outRecords.begin();
  }

  it->update(interest);
  return it;
}

void
Entry::deleteOutRecord(const Face& face)
{
  auto it = std::find_if(m_outRecords.begin(), m_outRecords.end(),
    [&face] (const OutRecord& outRecord) { return &outRecord.getFace() == &face; });
  if (it != m_outRecords.end()) {
    m_outRecords.erase(it);
  }
}

} // namespace pit
} // namespace nfd