Mercurial > hg > orthanc
annotate Core/EnumerationDictionary.h @ 2967:146eaed9b02c
avoid boost::bad_lexical_cast exception in happy path
| author | am@osimis.io |
|---|---|
| date | Wed, 05 Dec 2018 16:30:11 +0100 |
| parents | a191bbd55a2b |
| children | e62e296a5714 |
| rev | line source |
|---|---|
| 434 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
|
1288
6e7e5ed91c2d
upgrade to year 2015
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1103
diff
changeset
|
4 * Department, University Hospital of Liege, Belgium |
|
2447
878b59270859
upgrade to year 2018
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
2244
diff
changeset
|
5 * Copyright (C) 2017-2018 Osimis S.A., 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 | |
|
1102
ce6386b37afd
avoid unnecessary exceptions on Orthanc startup
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
38 #include "Toolbox.h" |
| 434 | 39 #include <boost/lexical_cast.hpp> |
|
2967
146eaed9b02c
avoid boost::bad_lexical_cast exception in happy path
am@osimis.io
parents:
2722
diff
changeset
|
40 #include <boost/lexical_cast/try_lexical_convert.hpp> |
| 434 | 41 #include <string> |
| 42 #include <map> | |
| 43 | |
| 44 namespace Orthanc | |
| 45 { | |
| 46 namespace Toolbox | |
| 47 { | |
| 48 template <typename Enumeration> | |
| 49 class EnumerationDictionary | |
| 50 { | |
| 51 private: | |
| 52 typedef std::map<Enumeration, std::string> EnumerationToString; | |
| 53 typedef std::map<std::string, Enumeration> StringToEnumeration; | |
| 54 | |
| 55 EnumerationToString enumerationToString_; | |
| 56 StringToEnumeration stringToEnumeration_; | |
| 57 | |
| 58 public: | |
|
1103
bec1eccf976c
Hot restart of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1102
diff
changeset
|
59 void Clear() |
|
bec1eccf976c
Hot restart of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1102
diff
changeset
|
60 { |
|
bec1eccf976c
Hot restart of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1102
diff
changeset
|
61 enumerationToString_.clear(); |
|
bec1eccf976c
Hot restart of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1102
diff
changeset
|
62 stringToEnumeration_.clear(); |
|
bec1eccf976c
Hot restart of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1102
diff
changeset
|
63 } |
|
bec1eccf976c
Hot restart of Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1102
diff
changeset
|
64 |
|
1772
53e045b5a8ec
MIME content type can be associated to custom attachments (cf. "UserContentType")
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
65 bool Contains(Enumeration value) const |
|
53e045b5a8ec
MIME content type can be associated to custom attachments (cf. "UserContentType")
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
66 { |
|
53e045b5a8ec
MIME content type can be associated to custom attachments (cf. "UserContentType")
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
67 return enumerationToString_.find(value) != enumerationToString_.end(); |
|
53e045b5a8ec
MIME content type can be associated to custom attachments (cf. "UserContentType")
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
68 } |
|
53e045b5a8ec
MIME content type can be associated to custom attachments (cf. "UserContentType")
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
69 |
| 434 | 70 void Add(Enumeration value, const std::string& str) |
| 71 { | |
|
435
28ba73274919
registration of user-defined metadata
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
434
diff
changeset
|
72 // Check if these values are free |
|
28ba73274919
registration of user-defined metadata
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
434
diff
changeset
|
73 if (enumerationToString_.find(value) != enumerationToString_.end() || |
|
1102
ce6386b37afd
avoid unnecessary exceptions on Orthanc startup
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
74 stringToEnumeration_.find(str) != stringToEnumeration_.end() || |
|
ce6386b37afd
avoid unnecessary exceptions on Orthanc startup
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
75 Toolbox::IsInteger(str) /* Prevent the registration of a number */) |
|
435
28ba73274919
registration of user-defined metadata
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
434
diff
changeset
|
76 { |
|
28ba73274919
registration of user-defined metadata
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
434
diff
changeset
|
77 throw OrthancException(ErrorCode_BadRequest); |
|
28ba73274919
registration of user-defined metadata
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
434
diff
changeset
|
78 } |
|
28ba73274919
registration of user-defined metadata
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
434
diff
changeset
|
79 |
|
1102
ce6386b37afd
avoid unnecessary exceptions on Orthanc startup
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
80 // OK, the string is free and is not a number |
| 434 | 81 enumerationToString_[value] = str; |
| 82 stringToEnumeration_[str] = value; | |
| 83 stringToEnumeration_[boost::lexical_cast<std::string>(static_cast<int>(value))] = value; | |
| 84 } | |
| 85 | |
| 86 Enumeration Translate(const std::string& str) const | |
| 87 { | |
|
2967
146eaed9b02c
avoid boost::bad_lexical_cast exception in happy path
am@osimis.io
parents:
2722
diff
changeset
|
88 int numericalValue; // at this stage, we don't know if str is an alias or a numerical value |
|
146eaed9b02c
avoid boost::bad_lexical_cast exception in happy path
am@osimis.io
parents:
2722
diff
changeset
|
89 if (boost::conversion::try_lexical_convert<int>(str, numericalValue)) |
|
435
28ba73274919
registration of user-defined metadata
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
434
diff
changeset
|
90 { |
|
2967
146eaed9b02c
avoid boost::bad_lexical_cast exception in happy path
am@osimis.io
parents:
2722
diff
changeset
|
91 return static_cast<Enumeration>(numericalValue); |
|
435
28ba73274919
registration of user-defined metadata
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
434
diff
changeset
|
92 } |
|
28ba73274919
registration of user-defined metadata
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
434
diff
changeset
|
93 |
| 434 | 94 typename StringToEnumeration::const_iterator |
| 95 found = stringToEnumeration_.find(str); | |
| 96 | |
| 97 if (found == stringToEnumeration_.end()) | |
| 98 { | |
| 99 throw OrthancException(ErrorCode_InexistentItem); | |
| 100 } | |
| 101 else | |
| 102 { | |
| 103 return found->second; | |
| 104 } | |
| 105 } | |
| 106 | |
|
436
d51186bf7602
read access to metadata
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
435
diff
changeset
|
107 std::string Translate(Enumeration e) const |
| 434 | 108 { |
| 109 typename EnumerationToString::const_iterator | |
| 110 found = enumerationToString_.find(e); | |
| 111 | |
| 112 if (found == enumerationToString_.end()) | |
| 113 { | |
|
436
d51186bf7602
read access to metadata
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
435
diff
changeset
|
114 // No name for this item |
|
d51186bf7602
read access to metadata
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
435
diff
changeset
|
115 return boost::lexical_cast<std::string>(static_cast<int>(e)); |
| 434 | 116 } |
| 117 else | |
| 118 { | |
| 119 return found->second; | |
| 120 } | |
| 121 } | |
| 122 }; | |
| 123 } | |
| 124 } |