Mercurial > hg > orthanc
view OrthancFramework/Sources/Cache/MemoryStringCache.h @ 5018:eb8ca3403983 lua-heart-beat
fix: lock mutex when accessing state in HeartBeatThread
author | Alain Mazy <am@osimis.io> |
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date | Tue, 14 Jun 2022 17:19:16 +0200 |
parents | 43e613a7756b |
children | 0ea402b4d901 |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2022 Osimis S.A., Belgium * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Lesser 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this program. If not, see * <http://www.gnu.org/licenses/>. **/ #pragma once #include "MemoryObjectCache.h" namespace Orthanc { /** * Facade object around "MemoryObjectCache" that caches a dictionary * of strings, using the "fetch/add" paradigm of memcached. * * Note: this class is thread safe **/ class ORTHANC_PUBLIC MemoryStringCache : public boost::noncopyable { private: class StringValue; MemoryObjectCache cache_; public: size_t GetMaximumSize(); void SetMaximumSize(size_t size); void Add(const std::string& key, const std::string& value); void Add(const std::string& key, const void* buffer, size_t size); void Invalidate(const std::string& key); bool Fetch(std::string& value, const std::string& key); }; }