org.cache2k.core

Class CommonMetrics.BlackHole

java.lang.Object

org.cache2k.core.CommonMetrics.BlackHole

All Implemented Interfaces:

CommonMetrics, CommonMetrics.Updater

Enclosing interface:

CommonMetrics

public static class CommonMetrics.BlackHole
extends Object
implements CommonMetrics.Updater

Nested Class Summary

Nested classes/interfaces inherited from interface org.cache2k.core.CommonMetrics

CommonMetrics.BlackHole, CommonMetrics.Updater

Constructor Summary

Constructors

Constructor and Description
BlackHole()

Method Summary

Modifier and Type	Method and Description
void	expiredKept()
void	expiredKept(long cnt)
long	getExpiredKeptCount() Number of entries expired, but kept in the cache because of ongoing processing on the entry (pinned) or because keepData is enabled.
long	getGoneSpinCount() Entry was removed while waiting to get the mutation lock.
long	getHeapHitButNoReadCount() Operation was accessing a heap entry and counted a hit it is existing, but it should not be counted as read/get operation (e.g.
long	getLoadCount() Entry was loaded, triggered by a get()
long	getLoadExceptionCount() Counter of exceptions thrown from the loader.
long	getLoadMillis() Accumulated milliseconds spend in load operations.
long	getPeekHitNotFreshCount() Peek, but entry available was not fresh (expired).
long	getPeekMissCount() Peek operation (or get() if no loader is present), has no hit.
long	getPutHitCount() Counted for a put that updates an existing cache entry.
long	getPutNewEntryCount() Counted for a put that triggers the insert of a new cache entry.
long	getPutNoReadHitCount() Counted for a put that updates an existing cache entry.
long	getRefreshCount() Entry was loaded again, triggered by timer
long	getRefreshedHitCount() Entry on probation for refresh got hit.
long	getRefreshFailedCount() Refresh submit failed.
long	getReloadCount() Entry was loaded again, e.g.
long	getSuppressedExceptionCount() Counter of suppressed exceptions from the loader
long	getTimerEventCount() Count of timer events delivered to this cache.
void	goneSpin()
void	goneSpin(long cnt)
void	heapHitButNoRead()
void	heapHitButNoRead(long cnt)
boolean	isDisabled() True if statistics are disabled.
void	load(long _millis)
void	load(long cnt, long _millis)
void	loadException()
void	loadException(long cnt)
void	peekHitNotFresh()
void	peekHitNotFresh(long cnt)
void	peekMiss()
void	peekMiss(long cnt)
void	putHit()
void	putHit(long cnt)
void	putNewEntry()
void	putNewEntry(long cnt)
void	putNoReadHit()
void	putNoReadHit(long cnt)
void	refresh(long _millis)
void	refresh(long cnt, long _millis)
void	refreshedHit()
void	refreshedHit(long cnt)
void	refreshFailed()
void	refreshFailed(long cnt)
void	reload(long _millis)
void	reload(long cnt, long _millis)
void	suppressedException()
void	suppressedException(long cnt)
void	timerEvent()
void	timerEvent(long cnt)

Methods inherited from class java.lang.Object

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

Constructor Detail

BlackHole

public BlackHole()

Method Detail

putNewEntry

public void putNewEntry()

Specified by:

putNewEntry in interface CommonMetrics.Updater

putNewEntry

public void putNewEntry(long cnt)

Specified by:

putNewEntry in interface CommonMetrics.Updater

putHit

public void putHit()

Specified by:

putHit in interface CommonMetrics.Updater

putHit

public void putHit(long cnt)

Specified by:

putHit in interface CommonMetrics.Updater

putNoReadHit

public void putNoReadHit()

Specified by:

putNoReadHit in interface CommonMetrics.Updater

putNoReadHit

public void putNoReadHit(long cnt)

Specified by:

putNoReadHit in interface CommonMetrics.Updater

heapHitButNoRead

public void heapHitButNoRead()

Specified by:

heapHitButNoRead in interface CommonMetrics.Updater

heapHitButNoRead

public void heapHitButNoRead(long cnt)

Specified by:

heapHitButNoRead in interface CommonMetrics.Updater

timerEvent

public void timerEvent()

Specified by:

timerEvent in interface CommonMetrics.Updater

timerEvent

public void timerEvent(long cnt)

Specified by:

timerEvent in interface CommonMetrics.Updater

load

public void load(long _millis)

Specified by:

load in interface CommonMetrics.Updater

load

public void load(long cnt,
                 long _millis)

Specified by:

load in interface CommonMetrics.Updater

reload

public void reload(long _millis)

Specified by:

reload in interface CommonMetrics.Updater

reload

public void reload(long cnt,
                   long _millis)

Specified by:

reload in interface CommonMetrics.Updater

refresh

public void refresh(long _millis)

Specified by:

refresh in interface CommonMetrics.Updater

refresh

public void refresh(long cnt,
                    long _millis)

Specified by:

refresh in interface CommonMetrics.Updater

loadException

public void loadException()

Specified by:

loadException in interface CommonMetrics.Updater

loadException

public void loadException(long cnt)

Specified by:

loadException in interface CommonMetrics.Updater

suppressedException

public void suppressedException()

Specified by:

suppressedException in interface CommonMetrics.Updater

suppressedException

public void suppressedException(long cnt)

Specified by:

suppressedException in interface CommonMetrics.Updater

expiredKept

public void expiredKept()

Specified by:

expiredKept in interface CommonMetrics.Updater

expiredKept

public void expiredKept(long cnt)

Specified by:

expiredKept in interface CommonMetrics.Updater

peekMiss

public void peekMiss()

Specified by:

peekMiss in interface CommonMetrics.Updater

peekMiss

public void peekMiss(long cnt)

Specified by:

peekMiss in interface CommonMetrics.Updater

peekHitNotFresh

public void peekHitNotFresh()

Specified by:

peekHitNotFresh in interface CommonMetrics.Updater

peekHitNotFresh

public void peekHitNotFresh(long cnt)

Specified by:

peekHitNotFresh in interface CommonMetrics.Updater

refreshedHit

public void refreshedHit()

Specified by:

refreshedHit in interface CommonMetrics.Updater

refreshedHit

public void refreshedHit(long cnt)

Specified by:

refreshedHit in interface CommonMetrics.Updater

refreshFailed

public void refreshFailed()

Specified by:

refreshFailed in interface CommonMetrics.Updater

refreshFailed

public void refreshFailed(long cnt)

Specified by:

refreshFailed in interface CommonMetrics.Updater

goneSpin

public void goneSpin()

Specified by:

goneSpin in interface CommonMetrics.Updater

goneSpin

public void goneSpin(long cnt)

Specified by:

goneSpin in interface CommonMetrics.Updater

getPutNewEntryCount

public long getPutNewEntryCount()

Description copied from interface: CommonMetrics

Counted for a put that triggers the insert of a new cache entry.

Specified by:

getPutNewEntryCount in interface CommonMetrics

See Also:

InternalCacheInfo.getPutCount()

getPutHitCount

public long getPutHitCount()

Description copied from interface: CommonMetrics

Counted for a put that updates an existing cache entry.

Specified by:

getPutHitCount in interface CommonMetrics

See Also:

InternalCacheInfo.getPutCount()

getPutNoReadHitCount

public long getPutNoReadHitCount()

Description copied from interface: CommonMetrics

Counted for a put that updates an existing cache entry. It incremented the entry hit counter, but shouldn't be counted as read.

Specified by:

getPutNoReadHitCount in interface CommonMetrics

See Also:

InternalCacheInfo.getPutCount(), CacheBaseInfo.getGetCount()

getHeapHitButNoReadCount

public long getHeapHitButNoReadCount()

Description copied from interface: CommonMetrics

Operation was accessing a heap entry and counted a hit it is existing, but it should not be counted as read/get operation (e.g. contains). This is a correction counter applied to the get counter.

Specified by:

getHeapHitButNoReadCount in interface CommonMetrics

See Also:

CacheBaseInfo.getGetCount()

getTimerEventCount

public long getTimerEventCount()

Description copied from interface: CommonMetrics

Count of timer events delivered to this cache.

Specified by:

getTimerEventCount in interface CommonMetrics

See Also:

InternalCacheInfo.getTimerEventCount()

getLoadCount

public long getLoadCount()

Description copied from interface: CommonMetrics

Entry was loaded, triggered by a get()

Specified by:

getLoadCount in interface CommonMetrics

See Also:

InternalCacheInfo.getLoadCount()

getReloadCount

public long getReloadCount()

Description copied from interface: CommonMetrics

Entry was loaded again, e.g. when expired, triggered by a get() or reload()

Specified by:

getReloadCount in interface CommonMetrics

See Also:

InternalCacheInfo.getReloadCount()

getRefreshCount

public long getRefreshCount()

Description copied from interface: CommonMetrics

Entry was loaded again, triggered by timer

Specified by:

getRefreshCount in interface CommonMetrics

See Also:

InternalCacheInfo.getRefreshCount()

getLoadMillis

public long getLoadMillis()

Description copied from interface: CommonMetrics

Accumulated milliseconds spend in load operations.

Specified by:

getLoadMillis in interface CommonMetrics

See Also:

InternalCacheInfo.getLoadMillis()

getLoadExceptionCount

public long getLoadExceptionCount()

Description copied from interface: CommonMetrics

Counter of exceptions thrown from the loader.

Specified by:

getLoadExceptionCount in interface CommonMetrics

See Also:

InternalCacheInfo.getLoadExceptionCount()

getSuppressedExceptionCount

public long getSuppressedExceptionCount()

Description copied from interface: CommonMetrics

Counter of suppressed exceptions from the loader

Specified by:

getSuppressedExceptionCount in interface CommonMetrics

See Also:

InternalCacheInfo.getSuppressedExceptionCount()

getExpiredKeptCount

public long getExpiredKeptCount()

Description copied from interface: CommonMetrics

Number of entries expired, but kept in the cache because of ongoing processing on the entry (pinned) or because keepData is enabled.

Specified by:

getExpiredKeptCount in interface CommonMetrics

See Also:

InternalCacheInfo.getExpiredCount()

getPeekMissCount

public long getPeekMissCount()

Description copied from interface: CommonMetrics

Peek operation (or get() if no loader is present), has no hit.

Specified by:

getPeekMissCount in interface CommonMetrics

getPeekHitNotFreshCount

public long getPeekHitNotFreshCount()

Description copied from interface: CommonMetrics

Peek, but entry available was not fresh (expired). This is effectively a miss, but we count separately for debugging purposes. Always 0 if not Cache2kBuilder.keepDataAfterExpired(boolean)

Specified by:

getPeekHitNotFreshCount in interface CommonMetrics

getRefreshedHitCount

public long getRefreshedHitCount()

Description copied from interface: CommonMetrics

Entry on probation for refresh got hit.

Specified by:

getRefreshedHitCount in interface CommonMetrics

See Also:

InternalCacheInfo.getRefreshedHitCount()

getRefreshFailedCount

public long getRefreshFailedCount()

Description copied from interface: CommonMetrics

Refresh submit failed. Happens if the loader executor has not enough available resources and rejects the refresh task.

Specified by:

getRefreshFailedCount in interface CommonMetrics

See Also:

CommonMetrics.getRefreshFailedCount()

getGoneSpinCount

public long getGoneSpinCount()

Description copied from interface: CommonMetrics

Entry was removed while waiting to get the mutation lock.

Specified by:

getGoneSpinCount in interface CommonMetrics

See Also:

InternalCacheInfo.getGoneSpinCount()

isDisabled

public boolean isDisabled()

Description copied from interface: CommonMetrics

True if statistics are disabled.

Specified by:

isDisabled in interface CommonMetrics