class.h

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/* This file is part of the Nepomuk-KDE libraries
   Copyright (c) 2007-2009 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 _NEPOMUK_CLASS_H_
#define _NEPOMUK_CLASS_H_

#include <QtCore/QList>
#include <QtCore/QUrl>
#include <QtCore/QString>
#include <QtCore/QSharedData>

#include "entity.h"
#include "nepomuk_export.h"


namespace Nepomuk {
    namespace Types {
        class Property;

        class NEPOMUK_EXPORT Class : public Entity
        {
            friend class ClassPrivate;

        public:
            Class();

            Class( const QUrl& uri );

            Class( const Class& );

            ~Class();

            Class& operator=( const Class& );

            QList<Property> rangeOf();

            QList<Property> rangeOf() const;

            QList<Property> domainOf();

            QList<Property> domainOf() const;

            Property findPropertyByName( const QString& name );

            Property findPropertyByName( const QString& name ) const;

            Property findPropertyByLabel( const QString& label, const QString& language = QString() );

            Property findPropertyByLabel( const QString& label, const QString& language = QString() ) const;

            QList<Class> parentClasses();

            QList<Class> parentClasses() const;

            QList<Class> subClasses();

            QList<Class> subClasses() const;

            QList<Class> allParentClasses();

            QList<Class> allParentClasses() const;

            QList<Class> allSubClasses();

            QList<Class> allSubClasses() const;

            bool isParentOf( const Class& other );

            bool isParentOf( const Class& other ) const;

            bool isSubClassOf( const Class& other );

            bool isSubClassOf( const Class& other ) const;
        };
    }
}


#ifndef DISABLE_NEPOMUK_LEGACY

namespace Nepomuk {

    class Ontology;
    class Property;

    class KDE_DEPRECATED NEPOMUK_EXPORT Class : public Entity
    {
    public:
    Class();

    Class( const Class& );

    ~Class();

    Class& operator=( const Class& );

    // an alternative would be: QList<Property> rangeOf() and QList<Property> domainOf()
    QList<const Property*> allProperties() const;

    const Property* findPropertyByName( const QString& name ) const;

    const Property* findPropertyByLabel( const QString& label, const QString& language = QString() ) const;

    const Property* findPropertyByUri( const QUrl& uri ) const;

    QList<const Class*> parentClasses() const;

    QList<const Class*> subClasses() const;

    bool isParentOf( const Class* other ) const;

    bool isSubClassOf( const Class* other ) const;

    static const Class* load( const QUrl& uri );

    private:
    class Private;
    QSharedDataPointer<Private> d;

    friend class OntologyManager;
    };
}

#endif
#endif