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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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 1.1, 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qboolean_p.h"
#include "qbuiltintypes_p.h"
#include "qcommonsequencetypes_p.h"
#include "qgenericsequencetype_p.h"
#include "qliteral_p.h"
QT_BEGIN_NAMESPACE
using namespace QPatternist;
Literal::Literal(const Item &i) : m_item(i)
{
Q_ASSERT(m_item);
Q_ASSERT(m_item.isAtomicValue());
}
Item Literal::evaluateSingleton(const DynamicContext::Ptr &) const
{
return m_item;
}
bool Literal::evaluateEBV(const DynamicContext::Ptr &context) const
{
return Boolean::evaluateEBV(m_item, context);
}
void Literal::evaluateToSequenceReceiver(const DynamicContext::Ptr &context) const
{
context->outputReceiver()->item(m_item);
}
SequenceType::Ptr Literal::staticType() const
{
return makeGenericSequenceType(m_item.type(), Cardinality::exactlyOne());
}
ExpressionVisitorResult::Ptr Literal::accept(const ExpressionVisitor::Ptr &visitor) const
{
return visitor->visit(this);
}
Expression::ID Literal::id() const
{
Q_ASSERT(m_item);
Q_ASSERT(m_item.isAtomicValue());
const ItemType::Ptr t(m_item.type());
if(BuiltinTypes::xsBoolean->xdtTypeMatches(t))
return IDBooleanValue;
else if(BuiltinTypes::xsString->xdtTypeMatches(t) ||
BuiltinTypes::xsAnyURI->xdtTypeMatches(t) ||
BuiltinTypes::xsUntypedAtomic->xdtTypeMatches(t))
{
return IDStringValue;
}
else if(BuiltinTypes::xsInteger->xdtTypeMatches(t))
return IDIntegerValue;
else
return IDFloat;
}
Expression::Properties Literal::properties() const
{
return IsEvaluated;
}
QString Literal::description() const
{
return m_item.stringValue();
}
QT_END_NAMESPACE
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