icinga2/lib/base/ringbuffer.h

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/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012 Icinga Development Team (http://www.icinga.org/) *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License *
* as published by the Free Software Foundation; either version 2 *
* of the License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the Free Software Foundation *
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
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#ifndef RINGBUFFER_H
#define RINGBUFFER_H
namespace icinga
{
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class I2_BASE_API RingBuffer
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{
public:
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typedef vector<int>::size_type SizeType;
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RingBuffer(SizeType slots);
SizeType GetLength(void) const;
void InsertValue(SizeType tv, int num);
int GetValues(SizeType span) const;
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private:
vector<int> m_Slots;
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SizeType m_Offset;
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};
}
#endif /* RINGBUFFER_H */