Mercurial > hg > orthanc
view Core/EnumerationDictionary.h @ 2396:c244a61a5fd8
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 30 Aug 2017 16:43:48 +0200 |
parents | a3a65de1840f |
children | 878b59270859 |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017 Osimis, 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 "OrthancException.h" #include "Toolbox.h" #include <boost/lexical_cast.hpp> #include <string> #include <map> namespace Orthanc { namespace Toolbox { template <typename Enumeration> class EnumerationDictionary { private: typedef std::map<Enumeration, std::string> EnumerationToString; typedef std::map<std::string, Enumeration> StringToEnumeration; EnumerationToString enumerationToString_; StringToEnumeration stringToEnumeration_; public: void Clear() { enumerationToString_.clear(); stringToEnumeration_.clear(); } bool Contains(Enumeration value) const { return enumerationToString_.find(value) != enumerationToString_.end(); } void Add(Enumeration value, const std::string& str) { // Check if these values are free if (enumerationToString_.find(value) != enumerationToString_.end() || stringToEnumeration_.find(str) != stringToEnumeration_.end() || Toolbox::IsInteger(str) /* Prevent the registration of a number */) { throw OrthancException(ErrorCode_BadRequest); } // OK, the string is free and is not a number enumerationToString_[value] = str; stringToEnumeration_[str] = value; stringToEnumeration_[boost::lexical_cast<std::string>(static_cast<int>(value))] = value; } Enumeration Translate(const std::string& str) const { try { int value = boost::lexical_cast<int>(str); return static_cast<Enumeration>(value); } catch (boost::bad_lexical_cast) { } typename StringToEnumeration::const_iterator found = stringToEnumeration_.find(str); if (found == stringToEnumeration_.end()) { throw OrthancException(ErrorCode_InexistentItem); } else { return found->second; } } std::string Translate(Enumeration e) const { typename EnumerationToString::const_iterator found = enumerationToString_.find(e); if (found == enumerationToString_.end()) { // No name for this item return boost::lexical_cast<std::string>(static_cast<int>(e)); } else { return found->second; } } }; } }