regex-top-matcher.hpp

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

#include "../../common.hpp"

#include "regex-matcher.hpp"

namespace ndn {

class RegexPatternListMatcher;
class RegexBackrefManager;

class RegexTopMatcher: public RegexMatcher
{
public:
  RegexTopMatcher(const std::string& expr, const std::string& expand = "");

  virtual
  ~RegexTopMatcher();

  bool
  match(const Name& name);

  virtual bool
  match(const Name& name, const int& offset, const int& length);

  virtual Name
  expand(const std::string& expand = "");

  static shared_ptr<RegexTopMatcher>
  fromName(const Name& name, bool hasAnchor=false);

protected:
  virtual void
  compile();

private:
  std::string
  getItemFromExpand(const std::string& expand, size_t& offset);

  static std::string
  convertSpecialChar(const std::string& str);

private:
  const std::string m_expand;
  shared_ptr<RegexPatternListMatcher> m_primaryMatcher;
  shared_ptr<RegexPatternListMatcher> m_secondaryMatcher;
  shared_ptr<RegexBackrefManager> m_primaryBackRefManager;
  shared_ptr<RegexBackrefManager> m_secondaryBackRefManager;
  bool m_secondaryUsed;
};

} // namespace ndn

#endif // NDN_UTIL_REGEX_REGEX_TOP_MATCHER_HPP