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comparison OrthancFramework/Sources/EnumerationDictionary.h @ 4044:d25f4c0fa160 framework

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splitting code into OrthancFramework and OrthancServer
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 10 Jun 2020 20:30:34 +0200
parents Core/EnumerationDictionary.h@5d2348b39392
children bf7b9edf6b81
comparison
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4043:6c6239aec462 4044:d25f4c0fa160
1 /**
2 * Orthanc - A Lightweight, RESTful DICOM Store
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2020 Osimis S.A., Belgium
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
38 #include "Toolbox.h"
39 #include <boost/lexical_cast.hpp>
40 #include <string>
41 #include <map>
42
43 namespace Orthanc
44 {
45 template <typename Enumeration>
46 class EnumerationDictionary
47 {
48 private:
49 typedef std::map<Enumeration, std::string> EnumerationToString;
50 typedef std::map<std::string, Enumeration> StringToEnumeration;
51
52 EnumerationToString enumerationToString_;
53 StringToEnumeration stringToEnumeration_;
54
55 public:
56 void Clear()
57 {
58 enumerationToString_.clear();
59 stringToEnumeration_.clear();
60 }
61
62 bool Contains(Enumeration value) const
63 {
64 return enumerationToString_.find(value) != enumerationToString_.end();
65 }
66
67 void Add(Enumeration value, const std::string& str)
68 {
69 // Check if these values are free
70 if (enumerationToString_.find(value) != enumerationToString_.end() ||
71 stringToEnumeration_.find(str) != stringToEnumeration_.end() ||
72 Toolbox::IsInteger(str) /* Prevent the registration of a number */)
73 {
74 throw OrthancException(ErrorCode_BadRequest);
75 }
76
77 // OK, the string is free and is not a number
78 enumerationToString_[value] = str;
79 stringToEnumeration_[str] = value;
80 stringToEnumeration_[boost::lexical_cast<std::string>(static_cast<int>(value))] = value;
81 }
82
83 Enumeration Translate(const std::string& str) const
84 {
85 if (Toolbox::IsInteger(str))
86 {
87 return static_cast<Enumeration>(boost::lexical_cast<int>(str));
88 }
89
90 typename StringToEnumeration::const_iterator
91 found = stringToEnumeration_.find(str);
92
93 if (found == stringToEnumeration_.end())
94 {
95 throw OrthancException(ErrorCode_InexistentItem);
96 }
97 else
98 {
99 return found->second;
100 }
101 }
102
103 std::string Translate(Enumeration e) const
104 {
105 typename EnumerationToString::const_iterator
106 found = enumerationToString_.find(e);
107
108 if (found == enumerationToString_.end())
109 {
110 // No name for this item
111 return boost::lexical_cast<std::string>(static_cast<int>(e));
112 }
113 else
114 {
115 return found->second;
116 }
117 }
118 };
119 }