Mercurial > hg > orthanc
annotate Core/EnumerationDictionary.h @ 2000:39329372b667
Speedup in plugins by removing unnecessary locks
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 31 May 2016 12:19:53 +0200 |
| parents | b1291df2f780 |
| children | a3a65de1840f |
| rev | line source |
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| 434 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
| 434 | 5 * |
| 6 * This program is free software: you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU General Public License as | |
| 8 * published by the Free Software Foundation, either version 3 of the | |
| 9 * License, or (at your option) any later version. | |
| 10 * | |
| 11 * In addition, as a special exception, the copyright holders of this | |
| 12 * program give permission to link the code of its release with the | |
| 13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 14 * that use the same license as the "OpenSSL" library), and distribute | |
| 15 * the linked executables. You must obey the GNU General Public License | |
| 16 * in all respects for all of the code used other than "OpenSSL". If you | |
| 17 * modify file(s) with this exception, you may extend this exception to | |
| 18 * your version of the file(s), but you are not obligated to do so. If | |
| 19 * you do not wish to do so, delete this exception statement from your | |
| 20 * version. If you delete this exception statement from all source files | |
| 21 * in the program, then also delete it here. | |
| 22 * | |
| 23 * This program is distributed in the hope that it will be useful, but | |
| 24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 26 * General Public License for more details. | |
| 27 * | |
| 28 * You should have received a copy of the GNU General Public License | |
| 29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 30 **/ | |
| 31 | |
| 32 | |
| 33 #pragma once | |
| 34 | |
| 35 #include "OrthancException.h" | |
| 36 | |
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37 #include "Toolbox.h" |
| 434 | 38 #include <boost/lexical_cast.hpp> |
| 39 #include <string> | |
| 40 #include <map> | |
| 41 | |
| 42 namespace Orthanc | |
| 43 { | |
| 44 namespace Toolbox | |
| 45 { | |
| 46 template <typename Enumeration> | |
| 47 class EnumerationDictionary | |
| 48 { | |
| 49 private: | |
| 50 typedef std::map<Enumeration, std::string> EnumerationToString; | |
| 51 typedef std::map<std::string, Enumeration> StringToEnumeration; | |
| 52 | |
| 53 EnumerationToString enumerationToString_; | |
| 54 StringToEnumeration stringToEnumeration_; | |
| 55 | |
| 56 public: | |
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57 void Clear() |
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58 { |
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59 enumerationToString_.clear(); |
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60 stringToEnumeration_.clear(); |
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61 } |
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62 |
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63 bool Contains(Enumeration value) const |
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64 { |
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65 return enumerationToString_.find(value) != enumerationToString_.end(); |
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66 } |
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67 |
| 434 | 68 void Add(Enumeration value, const std::string& str) |
| 69 { | |
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70 // Check if these values are free |
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71 if (enumerationToString_.find(value) != enumerationToString_.end() || |
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72 stringToEnumeration_.find(str) != stringToEnumeration_.end() || |
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73 Toolbox::IsInteger(str) /* Prevent the registration of a number */) |
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74 { |
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75 throw OrthancException(ErrorCode_BadRequest); |
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76 } |
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77 |
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78 // OK, the string is free and is not a number |
| 434 | 79 enumerationToString_[value] = str; |
| 80 stringToEnumeration_[str] = value; | |
| 81 stringToEnumeration_[boost::lexical_cast<std::string>(static_cast<int>(value))] = value; | |
| 82 } | |
| 83 | |
| 84 Enumeration Translate(const std::string& str) const | |
| 85 { | |
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86 try |
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87 { |
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88 int value = boost::lexical_cast<int>(str); |
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89 return static_cast<Enumeration>(value); |
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90 } |
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91 catch (boost::bad_lexical_cast) |
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92 { |
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93 } |
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94 |
| 434 | 95 typename StringToEnumeration::const_iterator |
| 96 found = stringToEnumeration_.find(str); | |
| 97 | |
| 98 if (found == stringToEnumeration_.end()) | |
| 99 { | |
| 100 throw OrthancException(ErrorCode_InexistentItem); | |
| 101 } | |
| 102 else | |
| 103 { | |
| 104 return found->second; | |
| 105 } | |
| 106 } | |
| 107 | |
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108 std::string Translate(Enumeration e) const |
| 434 | 109 { |
| 110 typename EnumerationToString::const_iterator | |
| 111 found = enumerationToString_.find(e); | |
| 112 | |
| 113 if (found == enumerationToString_.end()) | |
| 114 { | |
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115 // No name for this item |
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116 return boost::lexical_cast<std::string>(static_cast<int>(e)); |
| 434 | 117 } |
| 118 else | |
| 119 { | |
| 120 return found->second; | |
| 121 } | |
| 122 } | |
| 123 }; | |
| 124 } | |
| 125 } |