runtime/nepomuk/services/storage/nepomukcore.h

   1 /* This file is part of the KDE Project
   2    Copyright (c) 2007 Sebastian Trueg <trueg@kde.org>
   3
   4    This library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public
   6    License version 2 as published by the Free Software Foundation.
   7
   8    This library is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11    Library General Public License for more details.
  12
  13    You should have received a copy of the GNU Library General Public License
  14    along with this library; see the file COPYING.LIB.  If not, write to
  15    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  16    Boston, MA 02110-1301, USA.
  17 */
  18
  19 #ifndef _NEPOMUK_CORE_H_
  20 #define _NEPOMUK_CORE_H_
  21
  22 #include <Soprano/Server/ServerCore>
  23 #include "repository.h"
  24
  25 #include <QtCore/QStringList>
  26
  27 namespace Nepomuk {
  28
  29     class Core : public Soprano::Server::ServerCore
  30     {
  31         Q_OBJECT
  32
  33     public:
  34         Core( QObject* parent = 0 );
  35         ~Core();
  36
  37         /**
  38          * reimplemented from ServerCore
  39          */
  40         Soprano::Model* model( const QString& name );
  41
  42         /**
  43          * Open all repositories.
  44          */
  45         void init();
  46
  47         /**
  48          * \return \p true if the core is already initialized.
  49          * \p false otherwise, which means the initializationDone
  50          * signal has not been emitted yet.
  51          */
  52         bool initialized() const;
  53
  54     public Q_SLOTS:
  55         void optimize( const QString& repoName );
  56
  57     Q_SIGNALS:
  58         void initializationDone( bool success );
  59
  60     private Q_SLOTS:
  61         void slotRepositoryOpened( Repository* repo, bool success );
  62
  63     private:
  64         /**
  65          * reimplemented from ServerCode
  66          */
  67         Soprano::Model* createModel( const QList<Soprano::BackendSetting>& settings );
  68         void createRepository( const QString& name );
  69
  70         RepositoryMap m_repositories;
  71
  72         // initialization
  73         QStringList m_openingRepositories;
  74         QString m_currentRepoName;
  75
  76         // true if one of the repos could not be opened
  77         bool m_failedToOpenRepository;
  78     };
  79 }
  80
  81 #endif