/****************************************************************************
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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_StaticBaseURIStore_H
#define Patternist_StaticBaseURIStore_H

#include "qsinglecontainer_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist
{
    /**
     * @short A compile time only AST node that changes the static base URI,
     * used when @c xml:base attributes appears.
     *
     * @see StaticBaseURIContext
     * @author Frans Englich <frans.englich@nokia.com>
     * @ingroup Patternist_expressions
     * @since 4.5
     */
    class StaticBaseURIStore : public SingleContainer
    {
    public:
        /**
         * @p baseURI must be valid, not empty, and either relative or
         * absolute.
         */
        StaticBaseURIStore(const QUrl &baseURI,
                           const Expression::Ptr &operand);
        virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context,
                                          const SequenceType::Ptr &reqType);
        virtual SequenceType::Ptr staticType() const;
        virtual SequenceType::List expectedOperandTypes() const;
        virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const;

    private:
        const QUrl m_baseURI;
    };
}

QT_END_NAMESPACE

QT_END_HEADER

#endif