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syndication/rdf

  • syndication
  • rdf
property.cpp
1/*
2 * This file is part of the syndication library
3 *
4 * Copyright (C) 2006 Frank Osterfeld <osterfeld@kde.org>
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB. If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 *
21 */
22
23#include "property.h"
24#include "nodevisitor.h"
25
26namespace Syndication {
27namespace RDF {
28
29Property::Property() : Resource()
30{
31}
32
33Property::Property(const QString& uri) : Resource(uri)
34{
35}
36
37Property::~Property()
38{
39}
40
41bool Property::isProperty() const
42{
43 return true;
44}
45
46void Property::accept(NodeVisitor* visitor, NodePtr ptr)
47{
48 PropertyPtr pptr = boost::static_pointer_cast<Syndication::RDF::Property>(ptr);
49
50 if (!visitor->visitProperty(pptr))
51 Resource::accept(visitor, ptr);
52}
53
54Property* Property::clone() const
55{
56 return new Property(*this);
57}
58
59} // namespace RDF
60} // namespace Syndication
Syndication::RDF::NodeVisitor
Visitor interface, following the Visitor design pattern.
Definition nodevisitor.h:58
Syndication::RDF::NodeVisitor::visitProperty
virtual bool visitProperty(PropertyPtr property)
reimplement this method to handle properties.
Definition nodevisitor.cpp:50
Syndication::RDF::Property
a property is node type that represents properties of things, like "name" is a property of a person,...
Definition property.h:46
Syndication::RDF::Property::Property
Property()
creates a null property
Definition property.cpp:29
Syndication::RDF::Property::clone
virtual Property * clone() const
creates a copy of the property object
Definition property.cpp:54
Syndication::RDF::Property::isProperty
virtual bool isProperty() const
returns true for properties
Definition property.cpp:41
Syndication::RDF::Property::accept
virtual void accept(NodeVisitor *visitor, NodePtr ptr)
Used by visitors for double dispatch.
Definition property.cpp:46
Syndication::RDF::Property::~Property
virtual ~Property()
destructor
Definition property.cpp:37
Syndication::RDF::Resource
Resources are the entities in the RDF graph.
Definition resource.h:52
Syndication::RDF::Resource::accept
virtual void accept(NodeVisitor *visitor, NodePtr ptr)
Used by visitors for double dispatch.
Definition resource.cpp:143
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