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Reduce the memory footprint of Rate objects by changing longs to ints and doubles to floats

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zab2
2015-11-06 20:19:43 +00:00
parent 6bb156a436
commit ca4642e0f0
1 changed files with 17 additions and 17 deletions
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34
core/java/src/net/i2p/stat/Rate.java
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@ -14,19 +14,19 @@ import net.i2p.data.DataHelper;
*/
public class Rate {
//private final static Log _log = new Log(Rate.class);
private double _currentTotalValue;
private float _currentTotalValue;
// was long, save space
private int _currentEventCount;
private long _currentTotalEventTime;
private double _lastTotalValue;
private int _currentTotalEventTime;
private float _lastTotalValue;
// was long, save space
private int _lastEventCount;
private long _lastTotalEventTime;
private double _extremeTotalValue;
private int _lastTotalEventTime;
private float _extremeTotalValue;
// was long, save space
private int _extremeEventCount;
private long _extremeTotalEventTime;
private double _lifetimeTotalValue;
private int _extremeTotalEventTime;
private float _lifetimeTotalValue;
private long _lifetimeEventCount;
private long _lifetimeTotalEventTime;
private RateSummaryListener _summaryListener;
@ -227,10 +227,10 @@ public class Rate {
// ok ok, lets coalesce
// how much were we off by? (so that we can sample down the measured values)
double periodFactor = measuredPeriod / (double)_period;
float periodFactor = measuredPeriod / (float)_period;
_lastTotalValue = _currentTotalValue / periodFactor;
_lastEventCount = (int) (0.499999 + (_currentEventCount / periodFactor));
_lastTotalEventTime = (long) (_currentTotalEventTime / periodFactor);
_lastTotalEventTime = (int) (_currentTotalEventTime / periodFactor);
_lastCoalesceDate = now;
if (_currentEventCount == 0)
correctedTotalValue = 0;
@ -244,7 +244,7 @@ public class Rate {
_extremeTotalEventTime = _lastTotalEventTime;
}
_currentTotalValue = 0.0D;
_currentTotalValue = 0.0f;
_currentEventCount = 0;
_currentTotalEventTime = 0;
}
@ -505,16 +505,16 @@ public class Rate {
_period = PersistenceHelper.getInt(props, prefix, ".period");
_creationDate = PersistenceHelper.getLong(props, prefix, ".creationDate");
_lastCoalesceDate = PersistenceHelper.getLong(props, prefix, ".lastCoalesceDate");
_currentTotalValue = PersistenceHelper.getDouble(props, prefix, ".currentTotalValue");
_currentTotalValue = (float)PersistenceHelper.getDouble(props, prefix, ".currentTotalValue");
_currentEventCount = PersistenceHelper.getInt(props, prefix, ".currentEventCount");
_currentTotalEventTime = PersistenceHelper.getLong(props, prefix, ".currentTotalEventTime");
_lastTotalValue = PersistenceHelper.getDouble(props, prefix, ".lastTotalValue");
_currentTotalEventTime = (int)PersistenceHelper.getLong(props, prefix, ".currentTotalEventTime");
_lastTotalValue = (float)PersistenceHelper.getDouble(props, prefix, ".lastTotalValue");
_lastEventCount = PersistenceHelper.getInt(props, prefix, ".lastEventCount");
_lastTotalEventTime = PersistenceHelper.getLong(props, prefix, ".lastTotalEventTime");
_extremeTotalValue = PersistenceHelper.getDouble(props, prefix, ".extremeTotalValue");
_lastTotalEventTime = (int)PersistenceHelper.getLong(props, prefix, ".lastTotalEventTime");
_extremeTotalValue = (float)PersistenceHelper.getDouble(props, prefix, ".extremeTotalValue");
_extremeEventCount = PersistenceHelper.getInt(props, prefix, ".extremeEventCount");
_extremeTotalEventTime = PersistenceHelper.getLong(props, prefix, ".extremeTotalEventTime");
_lifetimeTotalValue = PersistenceHelper.getDouble(props, prefix, ".lifetimeTotalValue");
_extremeTotalEventTime = (int)PersistenceHelper.getLong(props, prefix, ".extremeTotalEventTime");
_lifetimeTotalValue = (float)PersistenceHelper.getDouble(props, prefix, ".lifetimeTotalValue");
_lifetimeEventCount = PersistenceHelper.getLong(props, prefix, ".lifetimeEventCount");
_lifetimeTotalEventTime = PersistenceHelper.getLong(props, prefix, ".lifetimeTotalEventTime");