interest-filter-table.hpp

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

#include <ndn-cpp/face.hpp>

namespace ndn {

class InterestFilterTable {
public:
  class Entry {
  public:
    Entry
      (uint64_t interestFilterId,
       const ptr_lib::shared_ptr<const InterestFilter>& filter,
       const OnInterestCallback& onInterest, Face* face)
    : interestFilterId_(interestFilterId), filter_(filter),
      prefix_(new Name(filter->getPrefix())), onInterest_(onInterest), face_(face)
    {
    }

    uint64_t
    getInterestFilterId() { return interestFilterId_; }

    const ptr_lib::shared_ptr<const InterestFilter>&
    getFilter() { return filter_; }

    const ptr_lib::shared_ptr<const Name>&
    getPrefix() { return prefix_; }

    const OnInterestCallback&
    getOnInterest() { return onInterest_; }

    Face&
    getFace() { return *face_; }

  private:
    uint64_t interestFilterId_;  
    ptr_lib::shared_ptr<const InterestFilter> filter_;
    ptr_lib::shared_ptr<const Name> prefix_;
    const OnInterestCallback onInterest_;
    Face* face_;
  };

  void
  setInterestFilter
    (uint64_t interestFilterId,
     const ptr_lib::shared_ptr<const InterestFilter>& filterCopy,
     const OnInterestCallback& onInterest, Face* face)
  {
    table_.push_back(ptr_lib::make_shared<Entry>
      (interestFilterId, filterCopy, onInterest, face));
  }

  void
  getMatchedFilters
    (const Interest& interest,
      std::vector<ptr_lib::shared_ptr<Entry> > &matchedFilters);

  void
  unsetInterestFilter(uint64_t interestFilterId);

private:
  std::vector<ptr_lib::shared_ptr<Entry> > table_;
};

}

#endif