Mercurial > hg > orthanc
view OrthancFramework/Sources/Cache/MemoryStringCache.cpp @ 5344:f41e1f635c4d
cppcheck
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 28 Jun 2023 12:24:52 +0200 |
parents | 0ea402b4d901 |
children | d37dff2c0028 |
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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) 2017-2023 Osimis S.A., Belgium * Copyright (C) 2021-2023 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/>. **/ #include "../PrecompiledHeaders.h" #include "MemoryStringCache.h" namespace Orthanc { class MemoryStringCache::StringValue : public ICacheable { private: std::string content_; public: explicit StringValue(const std::string& content) : content_(content) { } explicit StringValue(const char* buffer, size_t size) : content_(buffer, size) { } const std::string& GetContent() const { return content_; } virtual size_t GetMemoryUsage() const { return content_.size(); } }; size_t MemoryStringCache::GetMaximumSize() { return cache_.GetMaximumSize(); } void MemoryStringCache::SetMaximumSize(size_t size) { cache_.SetMaximumSize(size); } void MemoryStringCache::Add(const std::string& key, const std::string& value) { cache_.Acquire(key, new StringValue(value)); } void MemoryStringCache::Add(const std::string& key, const void* buffer, size_t size) { cache_.Acquire(key, new StringValue(reinterpret_cast<const char*>(buffer), size)); } void MemoryStringCache::Invalidate(const std::string &key) { cache_.Invalidate(key); } bool MemoryStringCache::Fetch(std::string& value, const std::string& key) { MemoryObjectCache::Accessor reader(cache_, key, false /* multiple readers are allowed */); if (reader.IsValid()) { value = dynamic_cast<StringValue&>(reader.GetValue()).GetContent(); return true; } else { return false; } } }