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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
//
// 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 <private/qdynamiccontext_p.h>
#include "qabstractxmlreceiver.h"
#include <private/qsourcelocationreflection_p.h>
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
#endif
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