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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef STRINGTABLE_H
#define STRINGTABLE_H
#include <QAtomicInt>
#include <QMutex>
#include <QObject>
#include <QRunnable>
#include <QSet>
#include <QTimer>
namespace CppTools {
namespace Internal {
class StringTable: public QObject
{
Q_OBJECT
public:
StringTable();
QString insert(const QString &string);
void scheduleGC();
private slots:
void startGC();
private:
void GC();
class GCRunner: public QRunnable {
StringTable &m_stringTable;
public:
GCRunner(StringTable &stringTable): m_stringTable(stringTable) {}
virtual void run() { m_stringTable.GC(); }
} m_gcRunner;
friend class GCRunner;
private:
mutable QMutex m_lock;
QAtomicInt m_stopGCRequested;
QSet<QString> m_strings;
QTimer m_gcCountDown;
};
} // Internal namespace
} // CppTools namespace
#endif // STRINGTABLE_H
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