Mercurial > hg > orthanc
annotate Core/EnumerationDictionary.h @ 2412:cad393b41bc3
handy shortcuts in DicomMap
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 29 Sep 2017 11:35:45 +0200 |
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children | 878b59270859 |
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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 |
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5 * Copyright (C) 2017 Osimis, Belgium |
434 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU General Public License as | |
9 * published by the Free Software Foundation, either version 3 of the | |
10 * License, or (at your option) any later version. | |
11 * | |
12 * In addition, as a special exception, the copyright holders of this | |
13 * program give permission to link the code of its release with the | |
14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
15 * that use the same license as the "OpenSSL" library), and distribute | |
16 * the linked executables. You must obey the GNU General Public License | |
17 * in all respects for all of the code used other than "OpenSSL". If you | |
18 * modify file(s) with this exception, you may extend this exception to | |
19 * your version of the file(s), but you are not obligated to do so. If | |
20 * you do not wish to do so, delete this exception statement from your | |
21 * version. If you delete this exception statement from all source files | |
22 * in the program, then also delete it here. | |
23 * | |
24 * This program is distributed in the hope that it will be useful, but | |
25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
27 * General Public License for more details. | |
28 * | |
29 * You should have received a copy of the GNU General Public License | |
30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
31 **/ | |
32 | |
33 | |
34 #pragma once | |
35 | |
36 #include "OrthancException.h" | |
37 | |
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38 #include "Toolbox.h" |
434 | 39 #include <boost/lexical_cast.hpp> |
40 #include <string> | |
41 #include <map> | |
42 | |
43 namespace Orthanc | |
44 { | |
45 namespace Toolbox | |
46 { | |
47 template <typename Enumeration> | |
48 class EnumerationDictionary | |
49 { | |
50 private: | |
51 typedef std::map<Enumeration, std::string> EnumerationToString; | |
52 typedef std::map<std::string, Enumeration> StringToEnumeration; | |
53 | |
54 EnumerationToString enumerationToString_; | |
55 StringToEnumeration stringToEnumeration_; | |
56 | |
57 public: | |
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58 void Clear() |
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59 { |
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60 enumerationToString_.clear(); |
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61 stringToEnumeration_.clear(); |
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62 } |
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63 |
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64 bool Contains(Enumeration value) const |
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65 { |
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66 return enumerationToString_.find(value) != enumerationToString_.end(); |
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67 } |
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68 |
434 | 69 void Add(Enumeration value, const std::string& str) |
70 { | |
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71 // Check if these values are free |
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72 if (enumerationToString_.find(value) != enumerationToString_.end() || |
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73 stringToEnumeration_.find(str) != stringToEnumeration_.end() || |
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74 Toolbox::IsInteger(str) /* Prevent the registration of a number */) |
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75 { |
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76 throw OrthancException(ErrorCode_BadRequest); |
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77 } |
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78 |
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79 // OK, the string is free and is not a number |
434 | 80 enumerationToString_[value] = str; |
81 stringToEnumeration_[str] = value; | |
82 stringToEnumeration_[boost::lexical_cast<std::string>(static_cast<int>(value))] = value; | |
83 } | |
84 | |
85 Enumeration Translate(const std::string& str) const | |
86 { | |
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87 try |
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88 { |
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89 int value = boost::lexical_cast<int>(str); |
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90 return static_cast<Enumeration>(value); |
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91 } |
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92 catch (boost::bad_lexical_cast) |
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93 { |
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94 } |
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95 |
434 | 96 typename StringToEnumeration::const_iterator |
97 found = stringToEnumeration_.find(str); | |
98 | |
99 if (found == stringToEnumeration_.end()) | |
100 { | |
101 throw OrthancException(ErrorCode_InexistentItem); | |
102 } | |
103 else | |
104 { | |
105 return found->second; | |
106 } | |
107 } | |
108 | |
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109 std::string Translate(Enumeration e) const |
434 | 110 { |
111 typename EnumerationToString::const_iterator | |
112 found = enumerationToString_.find(e); | |
113 | |
114 if (found == enumerationToString_.end()) | |
115 { | |
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116 // No name for this item |
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117 return boost::lexical_cast<std::string>(static_cast<int>(e)); |
434 | 118 } |
119 else | |
120 { | |
121 return found->second; | |
122 } | |
123 } | |
124 }; | |
125 } | |
126 } |