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88 lines
2.4 KiB
C++
88 lines
2.4 KiB
C++
/*
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* This file is part of the syndication library
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*
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* Copyright (C) 2006 Frank Osterfeld <osterfeld@kde.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef SYNDICATION_RDF_PROPERTY_H
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#define SYNDICATION_RDF_PROPERTY_H
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#include <syndication/rdf/resource.h>
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#include <QString>
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namespace Syndication {
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namespace RDF {
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//@cond PRIVATE
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class Property;
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typedef boost::shared_ptr<Property> PropertyPtr;
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//@endcond
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/**
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* a property is node type that represents properties of things,
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* like "name" is a property of a person, or "color" is a property of e.g.
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* a car. Properties can be used as predicates in statements.
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*
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* @author Frank Osterfeld
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*/
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class SYNDICATION_EXPORT Property : public Resource
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{
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public:
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/**
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* creates a null property
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*/
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Property();
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/**
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* creates a property with a given URI
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*
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* @param uri the URI of the property
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*/
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explicit Property(const QString& uri);
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/**
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* destructor
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*/
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virtual ~Property();
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/**
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* Used by visitors for double dispatch. See NodeVisitor
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* for more information.
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* @param visitor the visitor calling the method
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* @param ptr a shared pointer object for this node
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*/
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virtual void accept(NodeVisitor* visitor, NodePtr ptr);
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/**
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* returns true for properties
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*/
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virtual bool isProperty() const;
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/**
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* creates a copy of the property object
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*/
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virtual Property* clone() const;
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};
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} // namespace RDF
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} // namespace Syndication
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#endif // SYNDICATION_RDF_PROPERTY_H
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