qfunctionfactory_p.h

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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_FunctionFactory_H
#define Patternist_FunctionFactory_H

#include <QHash>
#include <QSharedData>

#include "qexpression_p.h"
#include "qfunctionsignature_p.h"
#include "qprimitives_p.h"
#include "qxmlname.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist
{

    class FunctionFactory : public QSharedData
    {
    public:

        typedef QExplicitlySharedDataPointer<FunctionFactory> Ptr;
        typedef QList<FunctionFactory::Ptr> List;

        virtual ~FunctionFactory();

        virtual Expression::Ptr createFunctionCall(const QXmlName name,
                                                   const Expression::List &arguments,
                                                   const StaticContext::Ptr &context,
                                                   const SourceLocationReflection *const r) = 0;

        virtual bool isAvailable(const NamePool::Ptr &np,
                                 const QXmlName name,
                                 const xsInteger arity);

        virtual FunctionSignature::Hash functionSignatures() const = 0;

        bool hasSignature(const FunctionSignature::Ptr &signature) const;

    protected:
        inline FunctionFactory()
        {
        }

        virtual FunctionSignature::Ptr retrieveFunctionSignature(const NamePool::Ptr &np, const QXmlName name) = 0;

    private:
        Q_DISABLE_COPY(FunctionFactory)
    };
}

QT_END_NAMESPACE

QT_END_HEADER

#endif