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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qinteger_p.h"
#include "qindexofiterator_p.h"
QT_BEGIN_NAMESPACE
using namespace QPatternist;
IndexOfIterator::IndexOfIterator(const Item::Iterator::Ptr &seq,
const Item &searchParam,
const AtomicComparator::Ptr &comp,
const DynamicContext::Ptr &context,
const Expression::ConstPtr &expr)
: m_seq(seq)
, m_searchParam(searchParam)
, m_context(context)
, m_expr(expr)
, m_position(0)
, m_seqPos(0)
{
Q_ASSERT(seq);
Q_ASSERT(searchParam);
prepareComparison(comp);
}
Item IndexOfIterator::next()
{
if(m_position == -1)
return Item();
const Item item(m_seq->next());
++m_seqPos;
if(!item)
{
m_current.reset();
m_position = -1;
return Item();
}
if(flexibleCompare(item, m_searchParam, m_context))
{
++m_position;
return Integer::fromValue(m_seqPos);
}
return next();
}
Item IndexOfIterator::current() const
{
return m_current;
}
xsInteger IndexOfIterator::position() const
{
return m_position;
}
Item::Iterator::Ptr IndexOfIterator::copy() const
{
return Item::Iterator::Ptr(new IndexOfIterator(m_seq->copy(),
m_searchParam,
comparator(),
m_context,
m_expr));
}
const SourceLocationReflection *IndexOfIterator::actualReflection() const
{
return m_expr.data();
}
QT_END_NAMESPACE
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