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annotate Plugin/Cache/CacheScheduler.h @ 316:591ca447ebf8

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Upgrade to Orthanc framework 1.12.3
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 26 Mar 2024 11:15:27 +0100
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2024 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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7 *
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8 * This program is free software: you can redistribute it and/or
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9 * modify it under the terms of the GNU Affero General Public License
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10 * as published by the Free Software Foundation, either version 3 of
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11 * the License, or (at your option) any later version.
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12 *
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13 * This program is distributed in the hope that it will be useful, but
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * Affero General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU Affero General Public License
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19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 **/
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23 #pragma once
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25 #include "CacheManager.h"
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26 #include "ICacheFactory.h"
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27 #include "IPrefetchPolicy.h"
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29 #include <Compatibility.h> // For std::unique_ptr<>
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30 #include <MultiThreading/SharedMessageQueue.h>
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32 #include <boost/thread.hpp>
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33 #include <stdio.h>
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34
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35 namespace OrthancPlugins
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36 {
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37 class CacheScheduler : public boost::noncopyable
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38 {
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39 private:
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40 class Prefetcher;
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41 class PrefetchQueue;
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42 class BundleScheduler;
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43
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44 typedef std::map<int, BundleScheduler*> BundleSchedulers;
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45
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46 size_t maxPrefetchSize_;
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47 boost::mutex cacheMutex_;
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48 boost::mutex factoryMutex_;
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49 boost::recursive_mutex policyMutex_;
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50 CacheManager& cache_;
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51 std::unique_ptr<IPrefetchPolicy> policy_;
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52 BundleSchedulers bundles_;
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54 void ApplyPrefetchPolicy(int bundle,
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55 const std::string& item,
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56 const std::string& content);
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58 BundleScheduler& GetBundleScheduler(unsigned int bundleIndex);
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60 public:
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61 CacheScheduler(CacheManager& cache,
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62 unsigned int maxPrefetchSize);
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64 ~CacheScheduler();
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65
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66 void Register(int bundle,
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67 ICacheFactory* factory /* takes ownership */,
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68 size_t numThreads);
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69
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70 void SetQuota(int bundle,
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71 uint32_t maxCount,
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72 uint64_t maxSpace);
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74 void RegisterPolicy(IPrefetchPolicy* policy /* takes ownership */);
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76 void Invalidate(int bundle,
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77 const std::string& item);
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79 bool Access(std::string& content,
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80 int bundle,
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81 const std::string& item);
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83 void Prefetch(int bundle,
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84 const std::string& item);
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85
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86 ICacheFactory& GetFactory(int bundle);
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87
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88 void SetProperty(CacheProperty property,
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89 const std::string& value);
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91 bool LookupProperty(std::string& target,
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92 CacheProperty property);
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93
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94 void Clear();
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95 };
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96 }