view Framework/Plugins/StorageBackend.h @ 1:d17b2631bb67

starting StorageBackend
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 04 Jul 2018 18:05:24 +0200
parents
children 41543239072d
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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) 2017-2018 Osimis S.A., 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 "../Common/DatabaseManager.h"
#include <orthanc/OrthancCDatabasePlugin.h>


namespace OrthancDatabases
{
  class StorageBackend : public boost::noncopyable
  {
  private:
    DatabaseManager   manager_;

  protected:
    DatabaseManager& GetManager()
    {
      return manager_;
    }
    
  public:
    StorageBackend(IDatabaseFactory* factory);

    virtual ~StorageBackend()
    {
    }
    
    // WARNING: These methods can possibly be invoked simultaneously
    // (no mutual exclusion in the storage area plugins)
    virtual void Create(const std::string& uuid,
                        const void* content,
                        size_t size,
                        OrthancPluginContentType type) = 0;

    virtual void Read(void*& content,
                      size_t& size,
                      const std::string& uuid,
                      OrthancPluginContentType type) = 0;

    virtual void Remove(const std::string& uuid,
                        OrthancPluginContentType type) = 0;

    static void Register(OrthancPluginContext* context,
                         StorageBackend* backend);   // Takes ownership

    static void Finalize();
  };
}