Mercurial > hg > orthanc-stone
annotate Framework/Toolbox/ParsedDicomFileCache.cpp @ 1136:42581a6182c8 broker
reactivation of the cache of parsed DICOM files
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Wed, 06 Nov 2019 17:54:14 +0100 |
parents | a8bf81756839 |
children | 6333e6f7248e |
rev | line source |
---|---|
1116 | 1 /** |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2019 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 Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #include "ParsedDicomFileCache.h" | |
23 | |
24 namespace OrthancStone | |
25 { | |
26 class ParsedDicomFileCache::Item : public Orthanc::ICacheable | |
27 { | |
28 private: | |
1136
42581a6182c8
reactivation of the cache of parsed DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
29 boost::mutex mutex_; |
42581a6182c8
reactivation of the cache of parsed DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
30 std::auto_ptr<Orthanc::ParsedDicomFile> dicom_; |
42581a6182c8
reactivation of the cache of parsed DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
31 size_t fileSize_; |
42581a6182c8
reactivation of the cache of parsed DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
32 bool hasPixelData_; |
1124
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
33 |
1116 | 34 public: |
1136
42581a6182c8
reactivation of the cache of parsed DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
35 Item(Orthanc::ParsedDicomFile* dicom, |
1124
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
36 size_t fileSize, |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
37 bool hasPixelData) : |
1116 | 38 dicom_(dicom), |
1124
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
39 fileSize_(fileSize), |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
40 hasPixelData_(hasPixelData) |
1116 | 41 { |
42 if (dicom == NULL) | |
43 { | |
44 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
45 } | |
1124
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
46 } |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
47 |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
48 boost::mutex& GetMutex() |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
49 { |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
50 return mutex_; |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
51 } |
1116 | 52 |
53 virtual size_t GetMemoryUsage() const | |
54 { | |
55 return fileSize_; | |
56 } | |
57 | |
1136
42581a6182c8
reactivation of the cache of parsed DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
58 Orthanc::ParsedDicomFile& GetDicom() const |
1116 | 59 { |
60 assert(dicom_.get() != NULL); | |
1136
42581a6182c8
reactivation of the cache of parsed DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
61 return *dicom_; |
1124
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
62 } |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
63 |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
64 bool HasPixelData() const |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
65 { |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
66 return hasPixelData_; |
1116 | 67 } |
68 }; | |
69 | |
70 | |
1124
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
71 void ParsedDicomFileCache::Acquire(const std::string& path, |
1136
42581a6182c8
reactivation of the cache of parsed DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
72 Orthanc::ParsedDicomFile* dicom, |
1124
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
73 size_t fileSize, |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
74 bool hasPixelData) |
1116 | 75 { |
1124
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
76 cache_.Acquire(path, new Item(dicom, fileSize, hasPixelData)); |
1116 | 77 } |
78 | |
79 | |
1124
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
80 ParsedDicomFileCache::Reader::Reader(ParsedDicomFileCache& cache, |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
81 const std::string& path) : |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
82 reader_(cache.cache_, path) |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
83 { |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
84 if (reader_.IsValid()) |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
85 { |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
86 /** |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
87 * The "Orthanc::MemoryObjectCache" uses readers/writers. The |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
88 * "Reader" subclass of the cache locks as a reader. This means |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
89 * that multiple threads can still access the underlying |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
90 * "ParsedDicomFile" object, which is not supported by DCMTK. We |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
91 * thus protect the DCMTK object by a simple mutex. |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
92 **/ |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
93 |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
94 item_ = &dynamic_cast<Item&>(reader_.GetValue()); |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
95 lock_.reset(new boost::mutex::scoped_lock(item_->GetMutex())); |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
96 } |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
97 else |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
98 { |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
99 item_ = NULL; |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
100 } |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
101 } |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
102 |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
103 |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
104 bool ParsedDicomFileCache::Reader::HasPixelData() const |
1116 | 105 { |
1124
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
106 if (item_ == NULL) |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
107 { |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
108 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
109 } |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
110 else |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
111 { |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
112 return item_->HasPixelData(); |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
113 } |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
114 } |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
115 |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
116 |
1136
42581a6182c8
reactivation of the cache of parsed DICOM files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
117 Orthanc::ParsedDicomFile& ParsedDicomFileCache::Reader::GetDicom() const |
1124
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
118 { |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
119 if (item_ == NULL) |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
120 { |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
121 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
122 } |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
123 else |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
124 { |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
125 return item_->GetDicom(); |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
126 } |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
127 } |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
128 |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
129 |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
130 size_t ParsedDicomFileCache::Reader::GetFileSize() const |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
131 { |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
132 if (item_ == NULL) |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
133 { |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
134 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
135 } |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
136 else |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
137 { |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
138 return item_->GetMemoryUsage(); |
a8bf81756839
unsuccessful attempt to cache ParseDicomFileCommand
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1116
diff
changeset
|
139 } |
1116 | 140 } |
141 } |