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comparison OrthancFramework/Sources/FileStorage/StorageCache.h @ 4792:434843934307 storage-cache

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Added a StorageCache in the StorageAccessor
author Alain Mazy <am@osimis.io>
date Thu, 30 Sep 2021 12:14:19 +0200
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children 7053502fbf97
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4790:9754d5f2f38a 4792:434843934307
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) 2017-2021 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 Lesser 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 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this program. If not, see
19 * <http://www.gnu.org/licenses/>.
20 **/
21
22
23 #pragma once
24
25 #include "../Cache/MemoryStringCache.h"
26
27 #include "../Compatibility.h" // For ORTHANC_OVERRIDE
28
29 #include <boost/thread/mutex.hpp>
30 #include <map>
31
32 namespace Orthanc
33 {
34 /**
35 * Note: this class is thread safe
36 **/
37 class ORTHANC_PUBLIC StorageCache : public boost::noncopyable
38 {
39 MemoryStringCache cache_;
40 public:
41 void SetMaximumSize(size_t size);
42
43 void Add(const std::string& uuid,
44 FileContentType contentType,
45 const std::string& value);
46
47 void Add(const std::string& uuid,
48 FileContentType contentType,
49 const void* buffer,
50 size_t size);
51
52 void Invalidate(const std::string& uuid, FileContentType contentType);
53
54 bool Fetch(std::string& value,
55 const std::string& uuid,
56 FileContentType contentType);
57
58 };
59 }