kodo.util
Class MonitoringCacheMap

java.lang.Object
  org.apache.openjpa.util.CacheMap
      kodo.util.MonitoringCacheMap

All Implemented Interfaces:

StatisticsProvider, Map

public class MonitoringCacheMap
extends CacheMap
implements StatisticsProvider

Extends standard cache map to keep monitoring statistics.

Nested Class Summary

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Field Summary

Fields inherited from class org.apache.openjpa.util.CacheMap

cacheMap, pinnedMap, softMap

Constructor Summary

MonitoringCacheMap()

MonitoringCacheMap(boolean lru, int max)

MonitoringCacheMap(boolean lru, int max, int size, float load)

Method Summary

protected void	cacheMapOverflowRemoved(Object key, Object value)
void	clear()
Collection	getStatistics() Return cache statistics.
protected Object	put(Map map, Object key, Object value)
protected Object	remove(Map map, Object key)
void	resetStatistics() Reset cache statistics.
protected void	softMapOverflowRemoved(Object key, Object value)
protected void	softMapValueExpired(Object key)

Methods inherited from class org.apache.openjpa.util.CacheMap

containsKey, containsValue, entryAdded, entryRemoved, entrySet, get, getCacheSize, getPinnedKeys, getSoftReferenceSize, isEmpty, isLRU, keySet, pin, put, putAll, readLock, readUnlock, remove, setCacheSize, setSoftReferenceSize, size, toString, unpin, values, writeLock, writeUnlock

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

equals, hashCode

Constructor Detail

MonitoringCacheMap

public MonitoringCacheMap()

MonitoringCacheMap

public MonitoringCacheMap(boolean lru,
                          int max)

MonitoringCacheMap

public MonitoringCacheMap(boolean lru,
                          int max,
                          int size,
                          float load)

Method Detail

getStatistics

public Collection getStatistics()

Return cache statistics.

Specified by:

getStatistics in interface StatisticsProvider

resetStatistics

public void resetStatistics()

Reset cache statistics.

clear

public void clear()

Specified by:

clear in interface Map

Overrides:

clear in class CacheMap

cacheMapOverflowRemoved

protected void cacheMapOverflowRemoved(Object key,
                                       Object value)

Overrides:

cacheMapOverflowRemoved in class CacheMap

softMapOverflowRemoved

protected void softMapOverflowRemoved(Object key,
                                      Object value)

Overrides:

softMapOverflowRemoved in class CacheMap

softMapValueExpired

protected void softMapValueExpired(Object key)

Overrides:

softMapValueExpired in class CacheMap

put

protected Object put(Map map,
                     Object key,
                     Object value)

Overrides:

put in class CacheMap

remove

protected Object remove(Map map,
                        Object key)

Overrides:

remove in class CacheMap