nepomukmainmodel.h

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/*
 * This file is part of the Nepomuk KDE project.
 * Copyright (C) 2008-2010 Sebastian Trueg <trueg@kde.org>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

#ifndef _NEPOMUK2_MAIN_MODEL_H_
#define _NEPOMUK2_MAIN_MODEL_H_

#include <Soprano/Model>
#include <Soprano/Vocabulary/RDFS>

#include <QtCore/QDateTime>

namespace Nepomuk2 {
    class MainModel : public Soprano::Model
    {
        Q_OBJECT

    public:
        MainModel( QObject* parent = 0 );

        ~MainModel();

        bool isValid() const;

        bool init();

        void disconnect();

        Soprano::StatementIterator listStatements( const Soprano::Statement &partial ) const;
        Soprano::NodeIterator listContexts() const;
        Soprano::QueryResultIterator executeQuery( const QString& query,
                                                   Soprano::Query::QueryLanguage language,
                                                   const QString& userQueryLanguage = QString() ) const;
        bool containsStatement( const Soprano::Statement &statement ) const;
        bool containsAnyStatement( const Soprano::Statement &statement ) const;
        bool isEmpty() const;
        int statementCount() const;
        Soprano::Error::ErrorCode addStatement( const Soprano::Statement& statement );
        Soprano::Error::ErrorCode removeStatement( const Soprano::Statement& statement );
        Soprano::Error::ErrorCode removeAllStatements( const Soprano::Statement& statement );
        Soprano::Node createBlankNode();

        using Model::addStatement;
        using Model::removeStatement;
        using Model::removeAllStatements;

    private:
        class Private;
        Private* const d;
    };
}

#endif