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comparison Core/FileStorage/MemoryStorageArea.cpp @ 2653:d7815540bd81 jobs

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MemoryStorageArea
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 05 Jun 2018 15:46:02 +0200
parents
children c277e0421200
comparison
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2652:a3f0f61a14ca 2653:d7815540bd81
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) 2017-2018 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 #include "../PrecompiledHeaders.h"
35 #include "MemoryStorageArea.h"
36
37 #include "../OrthancException.h"
38
39 namespace Orthanc
40 {
41 MemoryStorageArea::~MemoryStorageArea()
42 {
43 for (Content::iterator it = content_.begin(); it != content_.end(); ++it)
44 {
45 if (it->second != NULL)
46 {
47 delete it->second;
48 }
49 }
50 }
51
52 void MemoryStorageArea::Create(const std::string& uuid,
53 const void* content,
54 size_t size,
55 FileContentType type)
56 {
57 boost::mutex::scoped_lock lock(mutex_);
58
59 if (size != 0 &&
60 content == NULL)
61 {
62 throw OrthancException(ErrorCode_NullPointer);
63 }
64 else if (content_.find(uuid) != content_.end())
65 {
66 throw OrthancException(ErrorCode_InternalError);
67 }
68 else
69 {
70 content_[uuid] = new std::string(reinterpret_cast<const char*>(content), size);
71 }
72 }
73
74
75 void MemoryStorageArea::Read(std::string& content,
76 const std::string& uuid,
77 FileContentType type)
78 {
79 boost::mutex::scoped_lock lock(mutex_);
80
81 Content::const_iterator found = content_.find(uuid);
82
83 if (found == content_.end())
84 {
85 throw OrthancException(ErrorCode_InexistentFile);
86 }
87 else if (found->second == NULL)
88 {
89 throw OrthancException(ErrorCode_InternalError);
90 }
91 else
92 {
93 content.assign(*found->second);
94 }
95 }
96
97
98 void MemoryStorageArea::Remove(const std::string& uuid,
99 FileContentType type)
100 {
101 boost::mutex::scoped_lock lock(mutex_);
102
103 Content::iterator found = content_.find(uuid);
104
105 if (found == content_.end())
106 {
107 // Ignore second removal
108 }
109 else if (found->second == NULL)
110 {
111 throw OrthancException(ErrorCode_InternalError);
112 }
113 else
114 {
115 delete found->second;
116 content_.erase(found);
117 }
118 }
119 }