/****************************************************************************+
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**+
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the QtXmlPatterns module of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#include "qinteger_p.h"+
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+
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#include "qindexofiterator_p.h"+
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+
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QT_BEGIN_NAMESPACE+
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+
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using namespace QPatternist;+
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+
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IndexOfIterator::IndexOfIterator(const Item::Iterator::Ptr &seq,+
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                                 const Item &searchParam,+
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                                 const AtomicComparator::Ptr &comp,+
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                                 const DynamicContext::Ptr &context,+
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                                 const Expression::ConstPtr &expr)+
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                                : m_seq(seq)+
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                                , m_searchParam(searchParam)+
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                                , m_context(context)+
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                                , m_expr(expr)+
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                                , m_position(0)+
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                                , m_seqPos(0)+
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{+
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    Q_ASSERT(seq);+
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    Q_ASSERT(searchParam);+
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    prepareComparison(comp);+
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}+
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+
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Item IndexOfIterator::next()+
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{+
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    if(m_position == -1)+
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        return Item();+
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+
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    const Item item(m_seq->next());+
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    ++m_seqPos;+
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+
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    if(!item)+
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    {+
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        m_current.reset();+
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        m_position = -1;+
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        return Item();+
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    }+
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+
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    if(flexibleCompare(item, m_searchParam, m_context))+
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    {+
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        ++m_position;+
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        return Integer::fromValue(m_seqPos);+
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    }+
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+
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    return next();+
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}+
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+
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Item IndexOfIterator::current() const+
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{+
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    return m_current;+
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}+
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+
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xsInteger IndexOfIterator::position() const+
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{+
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    return m_position;+
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}+
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+
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Item::Iterator::Ptr IndexOfIterator::copy() const+
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{+
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    return Item::Iterator::Ptr(new IndexOfIterator(m_seq->copy(),+
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                                                   m_searchParam,+
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                                                   comparator(),+
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                                                   m_context,+
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                                                   m_expr));+
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}+
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+
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const SourceLocationReflection *IndexOfIterator::actualReflection() const+
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{+
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    return m_expr.data();+
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}+
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+
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QT_END_NAMESPACE+
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