/**************************************************************************** | |
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
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** This file is part of the QtXmlPatterns module of the Qt Toolkit. | |
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** GNU General Public License Usage | |
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** file. Please review the following information to ensure the GNU General | |
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#include "qdeduplicateiterator_p.h" | |
QT_BEGIN_NAMESPACE | |
using namespace QPatternist; | |
DeduplicateIterator::DeduplicateIterator(const Item::List &source) : ListIterator<Item>(source) | |
, m_listPos(0) | |
{ | |
Q_ASSERT(!Item()); | |
Q_ASSERT(!Item().isNode()); | |
Q_ASSERT(!Item().isAtomicValue()); | |
} | |
Item DeduplicateIterator::next() | |
{ | |
if(m_listPos == m_list.count()) | |
{ | |
m_current.reset(); | |
m_position = -1; | |
return Item(); | |
} | |
Item next(m_list.at(m_listPos)); | |
while(next.asNode().is(m_current.asNode())) | |
{ | |
++m_listPos; | |
if(m_listPos == m_list.count()) | |
{ | |
m_current.reset(); | |
m_position = -1; | |
return Item(); | |
} | |
else | |
next = m_list.at(m_listPos); | |
} | |
++m_position; | |
m_current = next; | |
return next; | |
} | |
xsInteger DeduplicateIterator::count() | |
{ | |
return QAbstractXmlForwardIterator<Item>::count(); | |
} | |
Item::Iterator::Ptr DeduplicateIterator::copy() const | |
{ | |
return Item::Iterator::Ptr(new DeduplicateIterator(m_list)); | |
} | |
QT_END_NAMESPACE |