Mercurial > hg > orthanc-webviewer
annotate Plugin/Cache/CacheManager.h @ 115:c8ca47a67bf3
automatic clearing of the cache
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 07 Dec 2015 17:08:51 +0100 |
| parents | a6492d20b2a8 |
| children | 3809121c3290 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
| 5 * | |
| 6 * This program is free software: you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU Affero General Public License | |
| 8 * as published by the Free Software Foundation, either version 3 of | |
| 9 * the License, or (at your option) any later version. | |
| 10 * | |
| 11 * This program is distributed in the hope that it will be useful, but | |
| 12 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 * Affero General Public License for more details. | |
| 15 * | |
| 16 * You should have received a copy of the GNU Affero General Public License | |
| 17 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 18 **/ | |
| 19 | |
| 20 | |
| 21 #pragma once | |
| 22 | |
| 26 | 23 #include "../../Orthanc/Core/SQLite/Connection.h" |
| 24 #include "../../Orthanc/Core/FileStorage/FilesystemStorage.h" | |
| 0 | 25 |
| 26 namespace OrthancPlugins | |
| 27 { | |
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28 enum CacheProperty |
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29 { |
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30 CacheProperty_OrthancVersion, |
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31 CacheProperty_WebViewerVersion |
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32 }; |
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33 |
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34 |
| 0 | 35 class CacheManager : public boost::noncopyable |
| 36 { | |
| 37 private: | |
| 38 struct PImpl; | |
| 39 boost::shared_ptr<PImpl> pimpl_; | |
| 40 | |
| 41 class Bundle; | |
| 42 class BundleQuota; | |
| 43 | |
| 44 typedef std::map<int, Bundle> Bundles; | |
| 45 typedef std::map<int, BundleQuota> BundleQuotas; | |
| 46 | |
| 47 const BundleQuota& GetBundleQuota(int bundleIndex) const; | |
| 48 | |
| 49 Bundle GetBundle(int bundleIndex) const; | |
| 50 | |
| 51 void MakeRoom(Bundle& bundle, | |
| 52 std::list<std::string>& toRemove, | |
| 53 int bundleIndex, | |
| 54 const BundleQuota& quota); | |
| 55 | |
| 56 void EnsureQuota(int bundleIndex, | |
| 57 const BundleQuota& quota); | |
| 58 | |
| 59 void ReadBundleStatistics(); | |
| 60 | |
| 61 void Open(); | |
| 62 | |
| 63 bool LocateInCache(std::string& uuid, | |
| 64 uint64_t& size, | |
| 65 int bundle, | |
| 66 const std::string& item); | |
| 67 | |
| 68 void SanityCheck(); // Only for debug | |
| 69 | |
| 70 | |
| 71 public: | |
| 72 CacheManager(Orthanc::SQLite::Connection& db, | |
| 73 Orthanc::FilesystemStorage& storage); | |
| 74 | |
| 75 void SetSanityCheckEnabled(bool enabled); | |
| 76 | |
| 77 void Clear(); | |
| 78 | |
| 79 void Clear(int bundle); | |
| 80 | |
| 81 void SetBundleQuota(int bundle, | |
| 82 uint32_t maxCount, | |
| 83 uint64_t maxSpace); | |
| 84 | |
| 85 void SetDefaultQuota(uint32_t maxCount, | |
| 86 uint64_t maxSpace); | |
| 87 | |
| 88 bool IsCached(int bundle, | |
| 89 const std::string& item); | |
| 90 | |
| 91 bool Access(std::string& content, | |
| 92 int bundle, | |
| 93 const std::string& item); | |
| 94 | |
| 95 void Invalidate(int bundle, | |
| 96 const std::string& item); | |
| 97 | |
| 98 void Store(int bundle, | |
| 99 const std::string& item, | |
| 100 const std::string& content); | |
| 101 | |
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102 void SetProperty(CacheProperty property, |
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103 const std::string& value); |
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104 |
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105 bool LookupProperty(std::string& target, |
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106 CacheProperty property); |
| 0 | 107 }; |
| 108 } |