Mercurial > hg > orthanc-webviewer
view Plugin/Cache/CacheScheduler.h @ 44:6f27794044a2
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 29 Jul 2015 17:29:29 +0200 (2015-07-29) |
parents | a6492d20b2a8 |
children | a6ba21a083e5 |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Affero General Public License * as published by the Free Software Foundation, either version 3 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #pragma once #include "CacheManager.h" #include "ICacheFactory.h" #include "IPrefetchPolicy.h" #include "../../Orthanc/Core/MultiThreading/SharedMessageQueue.h" #include <boost/thread.hpp> #include <stdio.h> namespace OrthancPlugins { class CacheScheduler : public boost::noncopyable { private: class Prefetcher; class PrefetchQueue; class BundleScheduler; typedef std::map<int, BundleScheduler*> BundleSchedulers; size_t maxPrefetchSize_; boost::mutex cacheMutex_; boost::mutex factoryMutex_; boost::recursive_mutex policyMutex_; CacheManager& cache_; std::auto_ptr<IPrefetchPolicy> policy_; BundleSchedulers bundles_; void ApplyPrefetchPolicy(int bundle, const std::string& item, const std::string& content); BundleScheduler& GetBundleScheduler(unsigned int bundleIndex); public: CacheScheduler(CacheManager& cache, unsigned int maxPrefetchSize); ~CacheScheduler(); void Register(int bundle, ICacheFactory* factory /* takes ownership */, size_t numThreads); void SetQuota(int bundle, uint32_t maxCount, uint64_t maxSpace); void RegisterPolicy(IPrefetchPolicy* policy /* takes ownership */); void Invalidate(int bundle, const std::string& item); bool Access(std::string& content, int bundle, const std::string& item); void Prefetch(int bundle, const std::string& item); }; }