Mercurial > hg > orthanc-databases
diff Framework/Plugins/IndexConnectionsPool.h @ 387:f35b17a38301
integration db-protobuf->mainline
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 03 Apr 2023 17:12:08 +0200 |
parents | 824d70ce85ff |
children | 3d6886f3e5b3 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Plugins/IndexConnectionsPool.h Mon Apr 03 17:12:08 2023 +0200 @@ -0,0 +1,77 @@ +/** + * 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 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 "IndexBackend.h" + +#include <MultiThreading/SharedMessageQueue.h> + +#include <list> + +namespace OrthancDatabases +{ + class IndexConnectionsPool : public boost::noncopyable + { + private: + class ManagerReference; + + std::unique_ptr<IndexBackend> backend_; + OrthancPluginContext* context_; + boost::shared_mutex connectionsMutex_; + size_t countConnections_; + std::list<DatabaseManager*> connections_; + Orthanc::SharedMessageQueue availableConnections_; + + public: + IndexConnectionsPool(IndexBackend* backend /* takes ownership */, + size_t countConnections); + + ~IndexConnectionsPool(); + + OrthancPluginContext* GetContext() const + { + return context_; + } + + void OpenConnections(); + + void CloseConnections(); + + class Accessor : public boost::noncopyable + { + private: + boost::shared_lock<boost::shared_mutex> lock_; + IndexConnectionsPool& pool_; + DatabaseManager* manager_; + + public: + Accessor(IndexConnectionsPool& pool); + + ~Accessor(); + + IndexBackend& GetBackend() const; + + DatabaseManager& GetManager() const; + }; + }; +}