/****************************************************************************
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** Contact: Qt Software Information (qt-info@nokia.com)
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** This file is part of the QtXmlPatterns module of the Qt Toolkit.
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//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
#ifndef Patternist_LiteralSequence_H
#define Patternist_LiteralSequence_H
#include "qemptycontainer_p.h"
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
namespace QPatternist
{
/**
* @short Houses a sequence of atomic values, making it available as an Expression.
*
* This is not only literals that can be created via the XQuery syntax(strings and numbers), but
* all other atomic values, such as xs:date or xs:time. It is not guaranteed
* that consecutive atomic values are represented in a LiteralSequence.
*
* @see XQuery 1.0: An XML Query Language,
* 3.1.1 Literals
* @author Frans Englich
* @ingroup Patternist_expressions
*/
class LiteralSequence : public EmptyContainer
{
public:
/**
* Creates a LiteralSequence that represents @p item.
*
* @param list the list of item. No entry may be @c null. The list
* must at least be two entries large.
*/
LiteralSequence(const Item::List &list);
virtual Item::Iterator::Ptr evaluateSequence(const DynamicContext::Ptr &context) const;
virtual SequenceType::Ptr staticType() const;
virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const;
virtual ID id() const;
virtual Properties properties() const;
private:
const Item::List m_list;
};
}
QT_END_NAMESPACE
QT_END_HEADER
#endif