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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** 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_OutputValidator_H
#define Patternist_OutputValidator_H
#include <QSet>
#include "qdynamiccontext_p.h"
#include "qabstractxmlreceiver.h"
#include "qsourcelocationreflection_p.h"
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
namespace QPatternist
{
/**
* @short Receives QAbstractXmlReceiver events and validates that they are correct,
* before sending them on to a second QAbstractXmlReceiver.
*
* Currently, this is only checking that attributes appear before other
* nodes.
*
* @ingroup Patternist_xdm
* @author Frans Englich <frans.englich@nokia.com>
* @todo Escape data
*/
class OutputValidator : public QAbstractXmlReceiver
, public DelegatingSourceLocationReflection
{
public:
OutputValidator(QAbstractXmlReceiver *const receiver,
const DynamicContext::Ptr &context,
const SourceLocationReflection *const r,
const bool isXSLT);
virtual void namespaceBinding(const QXmlName &nb);
virtual void characters(const QStringRef &value);
virtual void comment(const QString &value);
virtual void startElement(const QXmlName &name);
virtual void endElement();
virtual void attribute(const QXmlName &name,
const QStringRef &value);
virtual void processingInstruction(const QXmlName &name,
const QString &value);
virtual void item(const Item &item);
virtual void startDocument();
virtual void endDocument();
virtual void atomicValue(const QVariant &value);
virtual void endOfSequence();
virtual void startOfSequence();
private:
bool m_hasReceivedChildren;
QAbstractXmlReceiver *const m_receiver;
const DynamicContext::Ptr m_context;
/**
* Keeps the current received attributes, in order to check uniqueness.
*/
QSet<QXmlName> m_attributes;
const bool m_isXSLT;
};
}
QT_END_NAMESPACE
QT_END_HEADER
#endif
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