Mercurial > hg > orthanc-authorization
comparison Plugin/MemoryCache.h @ 1:d5d3cb00556a
initial release
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 22 Mar 2017 16:13:52 +0100 |
parents | |
children | c44013681a51 |
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0:decac5df19c4 | 1:d5d3cb00556a |
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1 /** | |
2 * Advanced authorization plugin for Orthanc | |
3 * Copyright (C) 2017 Osimis, Belgium | |
4 * | |
5 * This program is free software: you can redistribute it and/or | |
6 * modify it under the terms of the GNU Affero General Public License | |
7 * as published by the Free Software Foundation, either version 3 of | |
8 * the License, or (at your option) any later version. | |
9 * | |
10 * This program is distributed in the hope that it will be useful, but | |
11 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 * Affero General Public License for more details. | |
14 * | |
15 * You should have received a copy of the GNU Affero General Public License | |
16 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
17 **/ | |
18 | |
19 #pragma once | |
20 | |
21 #include "ICacheFactory.h" | |
22 #include "../Resources/Orthanc/Core/Cache/LeastRecentlyUsedIndex.h" | |
23 | |
24 #include <boost/thread/mutex.hpp> | |
25 | |
26 namespace OrthancPlugins | |
27 { | |
28 class MemoryCache : public ICache | |
29 { | |
30 public: | |
31 class Factory : public ICacheFactory | |
32 { | |
33 private: | |
34 unsigned int maxSize_; | |
35 | |
36 public: | |
37 Factory(unsigned int maxSize) : | |
38 maxSize_(maxSize) | |
39 { | |
40 } | |
41 | |
42 virtual ICache *Create() | |
43 { | |
44 return new MemoryCache(maxSize_); | |
45 } | |
46 }; | |
47 | |
48 private: | |
49 class Payload; | |
50 | |
51 typedef Orthanc::LeastRecentlyUsedIndex<std::string, Payload*> Index; | |
52 | |
53 boost::mutex mutex_; | |
54 unsigned int maxSize_; | |
55 Index index_; | |
56 | |
57 void RemoveOldest(); | |
58 | |
59 void InvalidateInternal(const std::string& key); | |
60 | |
61 public: | |
62 MemoryCache(unsigned int maxSize); | |
63 | |
64 ~MemoryCache(); | |
65 | |
66 virtual void Invalidate(const std::string& key); | |
67 | |
68 virtual void Store(const std::string& key, | |
69 const std::string& value, | |
70 unsigned int expiration /* in seconds */); | |
71 | |
72 virtual bool Retrieve(std::string& value, | |
73 const std::string& key); | |
74 }; | |
75 } |