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/****************************************************************************
**
** Copyright (C) 2003-2006 Ben van Klinken and the CLucene Team.
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtTools 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QINDEXREADER_P_H
#define QINDEXREADER_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of the help generator tools. This header file may change from version
// to version without notice, or even be removed.
//
// We mean it.
//
#include "qterm_p.h"
#include "qdocument_p.h"
#include "qclucene_global_p.h"
#include <QtCore/QList>
#include <QtCore/QString>
#include <QtCore/QSharedDataPointer>
#include <QtCore/QSharedData>
CL_NS_DEF(index)
class IndexReader;
CL_NS_END
CL_NS_USE(index)
QT_BEGIN_NAMESPACE
class QCLuceneIndexWriter;
class QCLuceneIndexSearcher;
class Q_CLUCENE_EXPORT QCLuceneIndexReaderPrivate : public QSharedData
{
public:
QCLuceneIndexReaderPrivate();
QCLuceneIndexReaderPrivate(const QCLuceneIndexReaderPrivate &other);
~QCLuceneIndexReaderPrivate();
IndexReader *reader;
bool deleteCLuceneIndexReader;
private:
QCLuceneIndexReaderPrivate &operator=(const QCLuceneIndexReaderPrivate &other);
};
class Q_CLUCENE_EXPORT QCLuceneIndexReader
{
public:
enum FieldOption {
ALL = 1,
INDEXED = 2,
UNINDEXED = 4,
INDEXED_WITH_TERMVECTOR = 8,
INDEXED_NO_TERMVECTOR = 16,
TERMVECTOR = 32,
TERMVECTOR_WITH_POSITION = 64,
TERMVECTOR_WITH_OFFSET = 128,
TERMVECTOR_WITH_POSITION_OFFSET = 256
};
virtual ~QCLuceneIndexReader();
static bool isLuceneFile(const QString &filename);
static bool indexExists(const QString &directory);
static QCLuceneIndexReader open(const QString &path);
static void unlock(const QString &path);
static bool isLocked(const QString &directory);
static quint64 lastModified(const QString &directory);
static qint64 getCurrentVersion(const QString &directory);
void close();
bool isCurrent();
void undeleteAll();
qint64 getVersion();
void deleteDocument(qint32 docNum);
bool hasNorms(const QString &field);
qint32 deleteDocuments(const QCLuceneTerm &term);
bool document(qint32 index, QCLuceneDocument &document);
void setNorm(qint32 doc, const QString &field, qreal value);
void setNorm(qint32 doc, const QString &field, quint8 value);
protected:
friend class QCLuceneIndexWriter;
friend class QCLuceneIndexSearcher;
QSharedDataPointer<QCLuceneIndexReaderPrivate> d;
private:
QCLuceneIndexReader();
};
QT_END_NAMESPACE
#endif // QINDEXREADER_P_H
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