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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
/**
* @file
* @short This file is included by qstackcontextbase_p.h.
* If you need includes in this file, put them in qstackcontextbase_p.h, outside of the namespace.
*/
template<typename TSuperClass>
StackContextBase<TSuperClass>::StackContextBase() : m_rangeVariables(10),
m_expressionVariables(10),
m_positionIterators(5),
m_itemCacheCells(5),
m_itemSequenceCacheCells(5)
{
/* The m_* containers are initialized with default sizes. Estimated guesses on usage patterns. */
}
template<typename TSuperClass>
StackContextBase<TSuperClass>::StackContextBase(const DynamicContext::Ptr &prevContext)
: TSuperClass(prevContext),
m_rangeVariables(10),
m_expressionVariables(10),
m_positionIterators(5),
m_itemCacheCells(5),
m_itemSequenceCacheCells(5)
{
Q_ASSERT(prevContext);
}
template<typename TSuperClass>
ItemCacheCell &StackContextBase<TSuperClass>::itemCacheCell(const VariableSlotID slot)
{
if(slot >= m_itemCacheCells.size())
m_itemCacheCells.resize(qMax(slot + 1, m_itemCacheCells.size()));
return m_itemCacheCells[slot];
}
template<typename TSuperClass>
ItemSequenceCacheCell::Vector &StackContextBase<TSuperClass>::itemSequenceCacheCells(const VariableSlotID slot)
{
if(slot >= m_itemSequenceCacheCells.size())
m_itemSequenceCacheCells.resize(qMax(slot + 1, m_itemSequenceCacheCells.size()));
return m_itemSequenceCacheCells;
}
template<typename TSuperClass>
Item StackContextBase<TSuperClass>::rangeVariable(const VariableSlotID slot) const
{
Q_ASSERT(slot < m_rangeVariables.size());
Q_ASSERT(m_rangeVariables.at(slot));
return m_rangeVariables.at(slot);
}
template<typename TSuperClass>
Expression::Ptr StackContextBase<TSuperClass>::expressionVariable(const VariableSlotID slot) const
{
Q_ASSERT(slot < m_expressionVariables.size());
Q_ASSERT(m_expressionVariables.at(slot));
return m_expressionVariables.at(slot);
}
template<typename TSuperClass>
Item::Iterator::Ptr StackContextBase<TSuperClass>::positionIterator(const VariableSlotID slot) const
{
Q_ASSERT(slot < m_positionIterators.size());
return m_positionIterators.at(slot);
}
template<typename TSuperClass>
template<typename VectorType, typename UnitType>
inline
void StackContextBase<TSuperClass>::setSlotVariable(const VariableSlotID slot,
const UnitType &newValue,
VectorType &container) const
{
if(slot < container.size())
container.replace(slot, newValue);
else
{
container.resize(slot + 1);
container.replace(slot, newValue);
}
}
template<typename TSuperClass>
void StackContextBase<TSuperClass>::setRangeVariable(const VariableSlotID slot,
const Item &newValue)
{
setSlotVariable(slot, newValue, m_rangeVariables);
}
template<typename TSuperClass>
void StackContextBase<TSuperClass>::setExpressionVariable(const VariableSlotID slot,
const Expression::Ptr &newValue)
{
setSlotVariable(slot, newValue, m_expressionVariables);
}
template<typename TSuperClass>
void StackContextBase<TSuperClass>::setPositionIterator(const VariableSlotID slot,
const Item::Iterator::Ptr &newValue)
{
setSlotVariable(slot, newValue, m_positionIterators);
}
template<typename TSuperClass>
DynamicContext::TemplateParameterHash &StackContextBase<TSuperClass>::templateParameterStore()
{
return m_templateParameterStore;
}
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