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Syndication Library

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specificitemvisitor.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 
24 #include "specificitemvisitor.h"
25 #include "specificitem.h"
26 
27 namespace Syndication {
28 
29 SpecificItemVisitor::~SpecificItemVisitor()
30 {
31 }
32 
33 bool SpecificItemVisitor::visit(SpecificItem* item)
34 {
35  return item->accept(this);
36 }
37 
38 bool SpecificItemVisitor::visitRSS2Item(Syndication::RSS2::Item*)
39 {
40  return false;
41 }
42 
43 bool SpecificItemVisitor::visitRDFItem(Syndication::RDF::Item*)
44 {
45  return false;
46 }
47 
48 bool SpecificItemVisitor::visitAtomEntry(Syndication::Atom::Entry*)
49 {
50  return false;
51 }
52 
53 } // namespace Syndication
Syndication::SpecificItemVisitor::visitRSS2Item
virtual bool visitRSS2Item(Syndication::RSS2::Item *item)
reimplement this method to handle RSS2 items.
Definition: specificitemvisitor.cpp:38
Syndication::SpecificItemVisitor::visitRDFItem
virtual bool visitRDFItem(Syndication::RDF::Item *item)
reimplement this method to handle RDF items.
Definition: specificitemvisitor.cpp:43
Syndication::SpecificItem
Interface for all format-specific item-like classes, such as RSS2/RDF items, and Atom entries...
Definition: specificitem.h:46
Syndication::SpecificItemVisitor::visit
virtual bool visit(SpecificItem *item)
call this method to handle an item.
Definition: specificitemvisitor.cpp:33
Syndication::SpecificItemVisitor::~SpecificItemVisitor
virtual ~SpecificItemVisitor()
destructor
Definition: specificitemvisitor.cpp:29
Syndication::SpecificItem::accept
virtual bool accept(SpecificItemVisitor *visitor)=0
This must be implemented for the double dispatch technique (Visitor pattern).
Syndication::SpecificItemVisitor::visitAtomEntry
virtual bool visitAtomEntry(Syndication::Atom::Entry *item)
reimplement this method to handle Atom entries.
Definition: specificitemvisitor.cpp:48
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