Mercurial > hg > orthanc
diff Core/HttpServer/StringMatcher.h @ 3398:4acd1431e603
new classes: StringMatcher and MultipartStreamReader
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 07 Jun 2019 13:36:43 +0200 |
parents | |
children | 630fc934597f |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Core/HttpServer/StringMatcher.h Fri Jun 07 13:36:43 2019 +0200 @@ -0,0 +1,88 @@ +/** + * Orthanc - A Lightweight, RESTful DICOM Store + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017-2019 Osimis S.A., Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation, either version 3 of the + * License, or (at your option) any later version. + * + * In addition, as a special exception, the copyright holders of this + * program give permission to link the code of its release with the + * OpenSSL project's "OpenSSL" library (or with modified versions of it + * that use the same license as the "OpenSSL" library), and distribute + * the linked executables. You must obey the GNU General Public License + * in all respects for all of the code used other than "OpenSSL". If you + * modify file(s) with this exception, you may extend this exception to + * your version of the file(s), but you are not obligated to do so. If + * you do not wish to do so, delete this exception statement from your + * version. If you delete this exception statement from all source files + * in the program, then also delete it here. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + + +#pragma once + +#include <boost/noncopyable.hpp> +#include <boost/shared_ptr.hpp> +#include <string> + +namespace Orthanc +{ + // Convenience class that wraps a Boost algorithm for string matching + class StringMatcher : public boost::noncopyable + { + public: + typedef std::string::const_iterator Iterator; + + private: + class Search; + + // WARNING - The lifetime of "pattern_" must be larger than + // "search_", as the latter references "pattern_" + boost::shared_ptr<Search> search_; // PImpl pattern + std::string pattern_; + bool valid_; + Iterator matchBegin_; + Iterator matchEnd_; + + public: + StringMatcher(const std::string& pattern); + + const std::string& GetPattern() const + { + return pattern_; + } + + bool IsValid() const + { + return valid_; + } + + bool Apply(Iterator start, + Iterator end); + + bool Apply(const std::string& corpus) + { + return Apply(corpus.begin(), corpus.end()); + } + + Iterator GetMatchBegin() const; + + Iterator GetMatchEnd() const; + + const char* GetPointerBegin() const; + + const char* GetPointerEnd() const; + }; +}