/****************************************************************************

**

** Copyright (C) 2009 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.

**

**

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** $QT_END_LICENSE$

**

****************************************************************************/

//

//  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_ExpressionDispatch_H

#define Patternist_ExpressionDispatch_H

#include <QSharedData>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist

{

    class AndExpression;

    class ApplyTemplate;

    class ArgumentConverter;

    class ArgumentReference;

    class ArithmeticExpression;

    class Atomizer;

    class AttributeConstructor;

    class AttributeNameValidator;

    class AxisStep;

    class CallTemplate;

    class CardinalityVerifier;

    class CardinalityVerifier;

    class CastableAs;

    class CastableAs;

    class CastAs;

    class CastAs;

    class CollationChecker;

    class CollationChecker;

    class CombineNodes;

    class CombineNodes;

    class CommentConstructor;

    class CommentConstructor;

    class ComputedNamespaceConstructor;

    class ContextItem;

    class CopyOf;

    class CurrentItemStore;

    class DocumentConstructor;

    class DynamicContextStore;

    class EBVExtractor;

    class ElementConstructor;

    class EmptySequence;

    class ExpressionSequence;

    class ExpressionVariableReference;

    class ExternalVariableReference;

    class FirstItemPredicate;

    class ForClause;

    class FunctionCall;

    class GeneralComparison;

    class GenericPredicate;

    class IfThenClause;

    class InstanceOf;

    class ItemVerifier;

    class LetClause;

    class Literal;

    class LiteralSequence;

    class NamespaceConstructor;

    class NCNameConstructor;

    class NodeComparison;

    class NodeSortExpression;

    class OrderBy;

    class OrExpression;

    class ParentNodeAxis;

    class Path;

    class PositionalVariableReference;

    class ProcessingInstructionConstructor;

    class QNameConstructor;

    class QuantifiedExpression;

    class RangeExpression;

    class RangeVariableReference;

    class ReturnOrderBy;

    class SimpleContentConstructor;

    class StaticBaseURIStore;

    class StaticCompatibilityStore;

    class TemplateParameterReference;

    class TextNodeConstructor;

    class TreatAs;

    class TruthPredicate;

    class UnresolvedVariableReference;

    class UntypedAtomicConverter;

    class UserFunctionCallsite;

    class ValidationError;

    class ValueComparison;

    template<bool IsForGlobal> class EvaluationCache;

    /**

     * @todo Documentation's missing

     *

     * @defgroup Patternist_expr_dispatch Expression Dispatching

     */

    /**

     * @ingroup Patternist_expr_dispatch

     * @author Frans Englich <frans.englich@nokia.com>

     */

    class ExpressionVisitorResult : public QSharedData

    {

    public:

        typedef QExplicitlySharedDataPointer<ExpressionVisitorResult> Ptr;

        ExpressionVisitorResult() {}

        virtual ~ExpressionVisitorResult() {}

    };

    /**

     * @ingroup Patternist_expr_dispatch

     * @author Frans Englich <frans.englich@nokia.com>

     */

    class ExpressionVisitor : public QSharedData

    {

    public:

        typedef QExplicitlySharedDataPointer<ExpressionVisitor> Ptr;

        virtual ~ExpressionVisitor() {}

        virtual ExpressionVisitorResult::Ptr visit(const AndExpression *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ApplyTemplate *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ArgumentConverter *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ArgumentReference *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ArithmeticExpression *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const Atomizer *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const AttributeConstructor *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const AttributeNameValidator *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const AxisStep *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const CallTemplate *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const CardinalityVerifier *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const CastableAs *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const CastAs *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const CollationChecker *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const CombineNodes *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const CommentConstructor *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ComputedNamespaceConstructor *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ContextItem *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const CopyOf *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const CurrentItemStore *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const DocumentConstructor *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const DynamicContextStore *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const EBVExtractor *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ElementConstructor *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const EmptySequence *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const EvaluationCache<false> *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const EvaluationCache<true> *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ExpressionSequence *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ExpressionVariableReference *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ExternalVariableReference *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const FirstItemPredicate *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ForClause *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const FunctionCall *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const GeneralComparison *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const GenericPredicate *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const IfThenClause *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const InstanceOf *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ItemVerifier *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const LetClause *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const Literal *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const LiteralSequence *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const NamespaceConstructor *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const NCNameConstructor *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const NodeComparison *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const NodeSortExpression *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const OrderBy *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const OrExpression *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ParentNodeAxis *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const Path *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const PositionalVariableReference *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ProcessingInstructionConstructor *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const QNameConstructor *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const QuantifiedExpression *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const RangeExpression *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const RangeVariableReference *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ReturnOrderBy *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const SimpleContentConstructor *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const StaticBaseURIStore *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const StaticCompatibilityStore *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const TemplateParameterReference *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const TextNodeConstructor *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const TreatAs *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const TruthPredicate *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const UnresolvedVariableReference *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const UntypedAtomicConverter *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const UserFunctionCallsite *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ValidationError *) const = 0;

        virtual ExpressionVisitorResult::Ptr visit(const ValueComparison *) const = 0;

    };

}

QT_END_NAMESPACE

QT_END_HEADER

#endif