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comparison OrthancServer/QueryRetrieveHandler.cpp @ 1368:b22ba8c5edbe query-retrieve

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query retrieve
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 26 May 2015 17:54:34 +0200
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children d710ea64f0fd
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1367:fe6e5a9f1ea2 1368:b22ba8c5edbe
1 /**
2 * Orthanc - A Lightweight, RESTful DICOM Store
3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
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 #include "PrecompiledHeadersServer.h"
34 #include "QueryRetrieveHandler.h"
35
36 #include "OrthancInitialization.h"
37
38
39 namespace Orthanc
40 {
41 void QueryRetrieveHandler::Invalidate()
42 {
43 done_ = false;
44 answers_.Clear();
45 }
46
47
48 void QueryRetrieveHandler::Run()
49 {
50 if (!done_)
51 {
52 ReusableDicomUserConnection::Locker locker(context_.GetReusableDicomUserConnection(), modality_);
53 locker.GetConnection().Find(answers_, level_, query_);
54 done_ = true;
55 }
56 }
57
58
59 QueryRetrieveHandler::QueryRetrieveHandler(ServerContext& context) :
60 context_(context),
61 done_(false),
62 level_(ResourceType_Study)
63 {
64 }
65
66
67 void QueryRetrieveHandler::SetModality(const std::string& symbolicName)
68 {
69 Invalidate();
70 modalityName_ = symbolicName;
71 Configuration::GetDicomModalityUsingSymbolicName(modality_, symbolicName);
72 }
73
74
75 void QueryRetrieveHandler::SetLevel(ResourceType level)
76 {
77 Invalidate();
78 level_ = level;
79 }
80
81
82 void QueryRetrieveHandler::SetQuery(const DicomTag& tag,
83 const std::string& value)
84 {
85 Invalidate();
86 query_.SetValue(tag, value);
87 }
88
89
90 size_t QueryRetrieveHandler::GetAnswerCount()
91 {
92 Run();
93 return answers_.GetSize();
94 }
95
96
97 const DicomMap& QueryRetrieveHandler::GetAnswer(size_t i)
98 {
99 Run();
100
101 if (i >= answers_.GetSize())
102 {
103 throw OrthancException(ErrorCode_ParameterOutOfRange);
104 }
105
106 return answers_.GetAnswer(i);
107 }
108
109
110 void QueryRetrieveHandler::Retrieve(const std::string& target,
111 size_t i)
112 {
113 Run();
114
115 if (i >= answers_.GetSize())
116 {
117 throw OrthancException(ErrorCode_ParameterOutOfRange);
118 }
119
120 ReusableDicomUserConnection::Locker locker(context_.GetReusableDicomUserConnection(), modality_);
121 locker.GetConnection().Move(target, answers_.GetAnswer(i));
122 }
123
124
125 void QueryRetrieveHandler::Retrieve(const std::string& target)
126 {
127 for (size_t i = 0; i < GetAnswerCount(); i++)
128 {
129 Retrieve(target, i);
130 }
131 }
132 }