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diff --git a/src/xmlpatterns/utils/qnamespaceresolver_p.h b/src/xmlpatterns/utils/qnamespaceresolver_p.h
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** 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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//
+//  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_NamespaceResolver_H
+#define Patternist_NamespaceResolver_H
+
+#include <QSharedData>
+#include <QXmlName>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+template<typename A, typename B> class QHash;
+
+namespace QPatternist
+{
+
+    /**
+     * @short Base class for namespace resolvers.
+     *
+     * @ingroup Patternist
+     * @author Frans Englich <frans.englich@nokia.com>
+     */
+    class NamespaceResolver : public QSharedData
+    {
+    public:
+        enum Constants
+        {
+            NoBinding = -1
+        };
+
+        typedef QExplicitlySharedDataPointer<NamespaceResolver> Ptr;
+
+        /**
+         * A list of namespace bindings. The key is the prefix, and the value is
+         * the namespace URI.
+         */
+        typedef QHash<QXmlName::PrefixCode, QXmlName::NamespaceCode> Bindings;
+
+        NamespaceResolver();
+        virtual ~NamespaceResolver();
+
+        /**
+         * Adds the mapping from @p prefix to @p namespaceURI to
+         * this NamespaceResolver. If this NamespaceResolver already contains
+         * a binding involving @p prefix, the old binding is replaced.
+         */
+        virtual void addBinding(const QXmlName nb) = 0;
+
+        /**
+         * Resolves the @p prefix to the corresponding namespace URI. If no binding
+         * exists for @p prefix, NoBinding is returned.
+         *
+         * @returns the namespace corresponding to @p prefix.
+         */
+        virtual QXmlName::NamespaceCode lookupNamespaceURI(const QXmlName::PrefixCode prefix) const = 0;
+
+        /**
+         * @returns all bindings this NamespaceResolver handles.
+         */
+        virtual Bindings bindings() const = 0;
+    };
+}
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif