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soprano
iteratorbackend.h
Go to the documentation of this file.
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/*
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* This file is part of Soprano Project.
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*
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* Copyright (C) 2006 Daniele Galdi <daniele.galdi@gmail.com>
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* Copyright (C) 2007 Sebastian Trueg <trueg@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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#ifndef SOPRANO_ITERATOR_BACKEND_H
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#define SOPRANO_ITERATOR_BACKEND_H
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#include "
soprano_export.h
"
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#include "
error.h
"
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namespace
Soprano {
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template
<
class
T>
class
IteratorBackend
:
public
Error::ErrorCache
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{
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public
:
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virtual
~IteratorBackend
() {}
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virtual
bool
next
() = 0;
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virtual
T
current
()
const
= 0;
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virtual
void
close
() = 0;
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protected
:
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IteratorBackend
() {}
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};
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}
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#endif
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