Mercurial > hg > orthanc

annotate OrthancFramework/Sources/Cache/MemoryObjectCache.cpp @ 5485:48b8dae6dc77

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
upgrade to year 2024
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 04 Jan 2024 15:10:42 +0100
parents 0ea402b4d901
children f7adfb22e20e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 * Orthanc - A Lightweight, RESTful DICOM Store
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 * Department, University Hospital of Liege, Belgium
5485
48b8dae6dc77 upgrade to year 2024
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
5 * Copyright (C) 2017-2024 Osimis S.A., Belgium
48b8dae6dc77 upgrade to year 2024
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
6 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
7 *
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 * This program is free software: you can redistribute it and/or
4119
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
9 * modify it under the terms of the GNU Lesser General Public License
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
10 * as published by the Free Software Foundation, either version 3 of
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
11 * the License, or (at your option) any later version.
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
12 *
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 * This program is distributed in the hope that it will be useful, but
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
4119
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
16 * Lesser General Public License for more details.
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
17 *
4119
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
18 * You should have received a copy of the GNU Lesser General Public
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
19 * License along with this program. If not, see
bf7b9edf6b81 re-licensing the OrthancFramework to LGPL, in order to license Stone of Orthanc under LGPL
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4044
diff changeset
20 * <http://www.gnu.org/licenses/>.
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
21 **/
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
22
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
23
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
24 #include "../PrecompiledHeaders.h"
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
25 #include "MemoryObjectCache.h"
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
26
3712
2a170a8f1faf replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
27 #include "../Compatibility.h"
2a170a8f1faf replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
28
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
29 namespace Orthanc
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
30 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
31 class MemoryObjectCache::Item : public boost::noncopyable
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
32 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
33 private:
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
34 ICacheable* value_;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
35 boost::posix_time::ptime time_;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
36
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
37 public:
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
38 explicit Item(ICacheable* value) : // Takes ownership
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
39 value_(value),
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40 time_(boost::posix_time::second_clock::local_time())
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
41 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
42 if (value == NULL)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
43 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
44 throw OrthancException(ErrorCode_NullPointer);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
45 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
46 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
47
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
48 ~Item()
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
49 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
50 assert(value_ != NULL);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
51 delete value_;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
52 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
53
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
54 ICacheable& GetValue() const
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
55 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
56 assert(value_ != NULL);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
57 return *value_;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
58 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
59
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
60 const boost::posix_time::ptime& GetTime() const
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
61 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
62 return time_;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
63 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
64 };
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
65
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
66
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
67 void MemoryObjectCache::Recycle(size_t targetSize)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
68 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
69 // WARNING: "cacheMutex_" must be locked
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
70 while (currentSize_ > targetSize)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
71 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
72 assert(!content_.IsEmpty());
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
73
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
74 Item* item = NULL;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
75 content_.RemoveOldest(item);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
76
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
77 assert(item != NULL);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
78 const size_t size = item->GetValue().GetMemoryUsage();
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
79 delete item;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
80
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
81 assert(currentSize_ >= size);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
82 currentSize_ -= size;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
83 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
84
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
85 // Post-condition: "currentSize_ <= targetSize"
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
86 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
87
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
88
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
89 MemoryObjectCache::MemoryObjectCache() :
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
90 currentSize_(0),
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
91 maxSize_(100 * 1024 * 1024) // 100 MB
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
92 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
93 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
94
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
95
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
96 MemoryObjectCache::~MemoryObjectCache()
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
97 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
98 Recycle(0);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
99 assert(content_.IsEmpty());
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
100 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
101
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
102
4457
789676a8c96a Refactoring and improvements to the cache of DICOM files in ServerContext
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4456
diff changeset
103 size_t MemoryObjectCache::GetNumberOfItems()
789676a8c96a Refactoring and improvements to the cache of DICOM files in ServerContext
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4456
diff changeset
104 {
789676a8c96a Refactoring and improvements to the cache of DICOM files in ServerContext
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4456
diff changeset
105 #if !defined(__EMSCRIPTEN__)
789676a8c96a Refactoring and improvements to the cache of DICOM files in ServerContext
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4456
diff changeset
106 boost::mutex::scoped_lock lock(cacheMutex_);
789676a8c96a Refactoring and improvements to the cache of DICOM files in ServerContext
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4456
diff changeset
107 #endif
789676a8c96a Refactoring and improvements to the cache of DICOM files in ServerContext
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4456
diff changeset
108
789676a8c96a Refactoring and improvements to the cache of DICOM files in ServerContext
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4456
diff changeset
109 return content_.GetSize();
789676a8c96a Refactoring and improvements to the cache of DICOM files in ServerContext
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4456
diff changeset
110 }
789676a8c96a Refactoring and improvements to the cache of DICOM files in ServerContext
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4456
diff changeset
111
789676a8c96a Refactoring and improvements to the cache of DICOM files in ServerContext
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4456
diff changeset
112
4456
3e4f7b7840f0 new class: ParsedDicomCache()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
113 size_t MemoryObjectCache::GetCurrentSize()
3e4f7b7840f0 new class: ParsedDicomCache()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
114 {
3e4f7b7840f0 new class: ParsedDicomCache()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
115 #if !defined(__EMSCRIPTEN__)
3e4f7b7840f0 new class: ParsedDicomCache()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
116 boost::mutex::scoped_lock lock(cacheMutex_);
3e4f7b7840f0 new class: ParsedDicomCache()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
117 #endif
3e4f7b7840f0 new class: ParsedDicomCache()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
118
3e4f7b7840f0 new class: ParsedDicomCache()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
119 return currentSize_;
3e4f7b7840f0 new class: ParsedDicomCache()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
120 }
3e4f7b7840f0 new class: ParsedDicomCache()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
121
3e4f7b7840f0 new class: ParsedDicomCache()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
122
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
123 size_t MemoryObjectCache::GetMaximumSize()
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
124 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
125 #if !defined(__EMSCRIPTEN__)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
126 boost::mutex::scoped_lock lock(cacheMutex_);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
127 #endif
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
128
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
129 return maxSize_;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
130 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
131
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
132
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
133 void MemoryObjectCache::SetMaximumSize(size_t size)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
134 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
135 if (size == 0)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
136 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
137 throw OrthancException(ErrorCode_ParameterOutOfRange);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
138 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
139
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
140 #if !defined(__EMSCRIPTEN__)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
141 // Make sure no accessor is currently open (as its data may be
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
142 // removed if recycling is needed)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
143 WriterLock contentLock(contentMutex_);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
144
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
145 // Lock the global structure of the cache
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
146 boost::mutex::scoped_lock cacheLock(cacheMutex_);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
147 #endif
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
148
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
149 Recycle(size);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
150 maxSize_ = size;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
151 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
152
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
153
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
154 void MemoryObjectCache::Acquire(const std::string& key,
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
155 ICacheable* value)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
156 {
3712
2a170a8f1faf replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
157 std::unique_ptr<Item> item(new Item(value));
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
158
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
159 if (value == NULL)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
160 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
161 throw OrthancException(ErrorCode_NullPointer);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
162 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
163 else
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
164 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
165 #if !defined(__EMSCRIPTEN__)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
166 // Make sure no accessor is currently open (as its data may be
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
167 // removed if recycling is needed)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
168 WriterLock contentLock(contentMutex_);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
169
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
170 // Lock the global structure of the cache
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
171 boost::mutex::scoped_lock cacheLock(cacheMutex_);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
172 #endif
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
173
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
174 const size_t size = item->GetValue().GetMemoryUsage();
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
175
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
176 if (size > maxSize_)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
177 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
178 // This object is too large to be stored in the cache, discard it
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
179 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
180 else if (content_.Contains(key))
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
181 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
182 // Value already stored, don't overwrite the old value
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
183 content_.MakeMostRecent(key);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
184 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
185 else
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
186 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
187 Recycle(maxSize_ - size); // Post-condition: currentSize_ <= maxSize_ - size
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
188 assert(currentSize_ + size <= maxSize_);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
189
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
190 content_.Add(key, item.release());
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
191 currentSize_ += size;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
192 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
193 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
194 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
195
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
196
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
197 void MemoryObjectCache::Invalidate(const std::string& key)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
198 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
199 #if !defined(__EMSCRIPTEN__)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
200 // Make sure no accessor is currently open (as it may correspond
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
201 // to the key to remove)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
202 WriterLock contentLock(contentMutex_);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
203
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
204 // Lock the global structure of the cache
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
205 boost::mutex::scoped_lock cacheLock(cacheMutex_);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
206 #endif
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
207
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
208 Item* item = NULL;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
209 if (content_.Contains(key, item))
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
210 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
211 assert(item != NULL);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
212 const size_t size = item->GetValue().GetMemoryUsage();
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
213 delete item;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
214
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
215 content_.Invalidate(key);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
216
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
217 assert(currentSize_ >= size);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
218 currentSize_ -= size;
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
219 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
220 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
221
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
222
3563
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
223 MemoryObjectCache::Accessor::Accessor(MemoryObjectCache& cache,
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
224 const std::string& key,
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
225 bool unique) :
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
226 item_(NULL)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
227 {
3563
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
228 #if !defined(__EMSCRIPTEN__)
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
229 if (unique)
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
230 {
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
231 writerLock_ = WriterLock(cache.contentMutex_);
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
232 }
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
233 else
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
234 {
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
235 readerLock_ = ReaderLock(cache.contentMutex_);
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
236 }
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
237
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
238 // Lock the global structure of the cache, must be *after* the
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
239 // reader/writer lock
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
240 cacheLock_ = boost::mutex::scoped_lock(cache.cacheMutex_);
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
241 #endif
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
242
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
243 if (cache.content_.Contains(key, item_))
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
244 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
245 cache.content_.MakeMostRecent(key);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
246 }
3563
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
247
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
248 #if !defined(__EMSCRIPTEN__)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
249 cacheLock_.unlock();
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
250
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
251 if (item_ == NULL)
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
252 {
3563
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
253 // This item does not exist in the cache, we can release the
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
254 // reader/writer lock
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
255 if (unique)
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
256 {
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
257 writerLock_.unlock();
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
258 }
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
259 else
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
260 {
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
261 readerLock_.unlock();
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
262 }
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
263 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
264 #endif
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
265 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
266
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
267
3563
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
268 ICacheable& MemoryObjectCache::Accessor::GetValue() const
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
269 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
270 if (IsValid())
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
271 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
272 return item_->GetValue();
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
273 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
274 else
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
275 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
276 throw OrthancException(ErrorCode_BadSequenceOfCalls);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
277 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
278 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
279
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
280
3563
4812825e69fc accessor to the cache can now require to be unique
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3557
diff changeset
281 const boost::posix_time::ptime& MemoryObjectCache::Accessor::GetTime() const
3557
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
282 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
283 if (IsValid())
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
284 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
285 return item_->GetTime();
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
286 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
287 else
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
288 {
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
289 throw OrthancException(ErrorCode_BadSequenceOfCalls);
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
290 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
291 }
4d809b2e1141 better cache toolbox: MemoryObjectCache
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
292 }