Mercurial > hg > orthanc
view OrthancFramework/Sources/StringMemoryBuffer.h @ 4484:64f06e7d5fc7
new abstraction IMemoryBuffer to avoid unnecessary copies of std::string buffers
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 28 Jan 2021 19:03:19 +0100 |
parents | |
children | 434843934307 |
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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) 2017-2021 Osimis S.A., 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 "IMemoryBuffer.h" #include "Compatibility.h" namespace Orthanc { class StringMemoryBuffer : public IMemoryBuffer { private: std::string buffer_; public: void Copy(const std::string& buffer) { buffer_ = buffer; } void Swap(std::string& buffer) { buffer_.swap(buffer); } virtual void MoveToString(std::string& target) ORTHANC_OVERRIDE; virtual const void* GetData() const ORTHANC_OVERRIDE { return (buffer_.empty() ? NULL : buffer_.c_str()); } virtual size_t GetSize() const ORTHANC_OVERRIDE { return buffer_.size(); } static IMemoryBuffer* CreateFromSwap(std::string& buffer); static IMemoryBuffer* CreateFromCopy(const std::string& buffer); }; }