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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 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 "IdentifierTag.h"
#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(bool hasIdentifierTags,
const std::list<IdentifierTag>& identifierTags);
void CloseConnections();
class Accessor : public boost::noncopyable
{
private:
boost::shared_lock<boost::shared_mutex> lock_;
IndexConnectionsPool& pool_;
DatabaseManager* manager_;
public:
explicit Accessor(IndexConnectionsPool& pool);
~Accessor();
IndexBackend& GetBackend() const;
DatabaseManager& GetManager() const;
};
};
}
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