blob: d5145729b41df5199c22016f0e4aa3a946990d98 [file] [log] [blame]
Alexander Afanasyevc169a812014-05-20 20:37:29 -04001/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
Yingdi Yu5e974202014-01-29 16:59:06 -08002/**
Alexander Afanasyev73e30042015-09-17 17:09:51 -07003 * Copyright (c) 2013-2015 Regents of the University of California.
Alexander Afanasyevdfa52c42014-04-24 21:10:11 -07004 *
5 * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
Alexander Afanasyevdfa52c42014-04-24 21:10:11 -07006 *
Alexander Afanasyevc169a812014-05-20 20:37:29 -04007 * ndn-cxx library is free software: you can redistribute it and/or modify it under the
8 * terms of the GNU Lesser General Public License as published by the Free Software
9 * Foundation, either version 3 of the License, or (at your option) any later version.
10 *
11 * ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
12 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
13 * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
14 *
15 * You should have received copies of the GNU General Public License and GNU Lesser
16 * General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
17 * <http://www.gnu.org/licenses/>.
18 *
19 * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
Alexander Afanasyevdfa52c42014-04-24 21:10:11 -070020 *
21 * @author Yingdi Yu <http://irl.cs.ucla.edu/~yingdi/>
Yingdi Yu5e974202014-01-29 16:59:06 -080022 */
23
Alexander Afanasyev36b84cf2014-02-17 19:34:18 -080024#ifndef NDN_UTIL_REGEX_REGEX_BACKREF_MATCHER_HPP
25#define NDN_UTIL_REGEX_REGEX_BACKREF_MATCHER_HPP
26
27#include "../../common.hpp"
Yingdi Yu5e974202014-01-29 16:59:06 -080028
29#include "regex-matcher.hpp"
30
Alexander Afanasyev36b84cf2014-02-17 19:34:18 -080031namespace ndn {
Yingdi Yu5e974202014-01-29 16:59:06 -080032
33class RegexBackrefMatcher : public RegexMatcher
34{
35public:
Alexander Afanasyevb6b21b32014-04-28 22:38:03 -070036 RegexBackrefMatcher(const std::string& expr, shared_ptr<RegexBackrefManager> backrefManager);
Alexander Afanasyevfdbfc6d2014-04-14 15:12:11 -070037
Alexander Afanasyevb6b21b32014-04-28 22:38:03 -070038 virtual
39 ~RegexBackrefMatcher()
40 {
41 }
Yingdi Yu5e974202014-01-29 16:59:06 -080042
Alexander Afanasyevfdbfc6d2014-04-14 15:12:11 -070043 void
Yingdi Yu5e974202014-01-29 16:59:06 -080044 lateCompile()
45 {
46 compile();
47 }
48
49protected:
Alexander Afanasyevfdbfc6d2014-04-14 15:12:11 -070050 virtual void
Yingdi Yu5e974202014-01-29 16:59:06 -080051 compile();
Yingdi Yu5e974202014-01-29 16:59:06 -080052};
53
Alexander Afanasyev36b84cf2014-02-17 19:34:18 -080054} // namespace ndn
Yingdi Yu5e974202014-01-29 16:59:06 -080055
Alexander Afanasyev36b84cf2014-02-17 19:34:18 -080056#include "regex-pattern-list-matcher.hpp"
57
58namespace ndn {
59
Alexander Afanasyevb6b21b32014-04-28 22:38:03 -070060inline
61RegexBackrefMatcher::RegexBackrefMatcher(const std::string& expr,
62 shared_ptr<RegexBackrefManager> backrefManager)
63 : RegexMatcher(expr, EXPR_BACKREF, backrefManager)
Alexander Afanasyev36b84cf2014-02-17 19:34:18 -080064{
65 // compile();
66}
67
Alexander Afanasyevfdbfc6d2014-04-14 15:12:11 -070068inline void
Alexander Afanasyev36b84cf2014-02-17 19:34:18 -080069RegexBackrefMatcher::compile()
70{
Alexander Afanasyevb6b21b32014-04-28 22:38:03 -070071 if (m_expr.size() < 2)
Spyridon Mastorakis0d2ed2e2015-07-27 19:09:12 -070072 BOOST_THROW_EXCEPTION(RegexMatcher::Error("Unrecognized format: " + m_expr));
Alexander Afanasyevb6b21b32014-04-28 22:38:03 -070073
74 size_t lastIndex = m_expr.size() - 1;
75 if ('(' == m_expr[0] && ')' == m_expr[lastIndex]) {
Alexander Afanasyev36b84cf2014-02-17 19:34:18 -080076 // m_backRefManager->pushRef(this);
77
Alexander Afanasyevdfa52c42014-04-24 21:10:11 -070078 shared_ptr<RegexMatcher> matcher(new RegexPatternListMatcher(m_expr.substr(1, lastIndex - 1),
79 m_backrefManager));
Alexander Afanasyevb6b21b32014-04-28 22:38:03 -070080 m_matchers.push_back(matcher);
Alexander Afanasyev36b84cf2014-02-17 19:34:18 -080081 }
82 else
Spyridon Mastorakis0d2ed2e2015-07-27 19:09:12 -070083 BOOST_THROW_EXCEPTION(RegexMatcher::Error("Unrecognized format: " + m_expr));
Alexander Afanasyev36b84cf2014-02-17 19:34:18 -080084}
85
86
87} // namespace ndn
88
89#endif // NDN_UTIL_REGEX_REGEX_BACKREF_MATCHER_HPP