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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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