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/*
* Copyright (c) 2010, Joseph Daly <skinny.moey@gmail.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* * Neither the name of Joseph Daly nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef PLUGIN_LOGGING_STATS_CUMULATIVE_STATS_H
#define PLUGIN_LOGGING_STATS_CUMULATIVE_STATS_H
#include "scoreboard_slot.h"
#include "scoreboard.h"
#include "global_stats.h"
#include <drizzled/atomics.h>
#include <vector>
static const int32_t INVALID_INDEX= -1;
class CumulativeStats
{
public:
CumulativeStats(uint32_t in_cumulative_stats_by_user_max);
~CumulativeStats();
void logUserStats(ScoreboardSlot* scoreboard_slot, bool reserveSlot);
void logGlobalStats(ScoreboardSlot* scoreboard_slot);
void logGlobalStatusVars(ScoreboardSlot* scoreboard_slot);
std::vector<ScoreboardSlot* > *getCumulativeStatsByUserVector()
{
return cumulative_stats_by_user_vector;
}
GlobalStats *getGlobalStats()
{
return global_stats;
}
StatusVars *getGlobalStatusVars()
{
return global_status_vars;
}
int32_t getCumulativeStatsByUserMax()
{
return cumulative_stats_by_user_max;
}
uint64_t getCumulativeSizeBytes()
{
return cumulative_size_bytes;
}
int32_t getCumulativeStatsLastValidIndex();
bool hasOpenUserSlots()
{
return isOpenUserSlots;
}
void sumCurrentScoreboard(Scoreboard *scoreboard,
StatusVars *current_status_vars,
UserCommands *current_user_commands);
private:
std::vector<ScoreboardSlot* > *cumulative_stats_by_user_vector;
GlobalStats *global_stats;
StatusVars *global_status_vars;
uint64_t cumulative_size_bytes;
int32_t cumulative_stats_by_user_max;
drizzled::atomic<int32_t> last_valid_index;
bool isOpenUserSlots;
};
#endif /* PLUGIN_LOGGING_STATS_CUMULATIVE_STATS_H */
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