How to use

DefaultTierStatistics$CompensatingCounters

in

org.ehcache.impl.internal.statistics

static CompensatingCounters empty() {
 return new CompensatingCounters(0, 0, 0, 0, 0, 0);
}

/**
 * Reset the values for this tier. However, note that {@code mapping, allocatedMemory, occupiedMemory}
 * but be reset since it doesn't make sense.
 */
@Override
public void clear() {
 compensatingCounters = compensatingCounters.snapshot(this);
}

 CompensatingCounters snapshot(DefaultTierStatistics statistics) {
  return new CompensatingCounters(
   statistics.getHits() + hits,
   statistics.getMisses() + misses,
   statistics.getPuts() + puts,
   statistics.getRemovals() + removals,
   statistics.getEvictions() + evictions,
   statistics.getExpirations() + expirations
  );
 }
}

static CompensatingCounters empty() {
 return new CompensatingCounters(0, 0, 0, 0, 0, 0);
}

 CompensatingCounters snapshot(DefaultTierStatistics statistics) {
  return new CompensatingCounters(
   statistics.getHits() + hits,
   statistics.getMisses() + misses,
   statistics.getPuts() + puts,
   statistics.getRemovals() + removals,
   statistics.getEvictions() + evictions,
   statistics.getExpirations() + expirations
  );
 }
}

/**
 * Reset the values for this tier. However, note that {@code mapping, allocatedMemory, occupiedMemory}
 * but be reset since it doesn't make sense.
 */
@Override
public void clear() {
 compensatingCounters = compensatingCounters.snapshot(this);
}