Class JCacheStatisticsMXBeanImpl

java.lang.Object

com.loomcache.server.jcache.JCacheStatisticsMXBeanImpl

All Implemented Interfaces:

JCacheStatisticsMXBean

public final class JCacheStatisticsMXBeanImpl
extends Object
implements JCacheStatisticsMXBean

Thread-safe implementation of JCacheStatisticsMXBean backed by a CacheStatisticsManager.

All method calls delegate to the underlying statistics manager, which provides its own lock-based thread safety via ReentrantLock.

Since:

2.0

Constructor Summary

Constructors

Constructor	Description
JCacheStatisticsMXBeanImpl(CacheStatisticsManager statistics)	Create a statistics MXBean backed by the given statistics manager.

Method Summary

Modifier and Type	Method	Description
void	clear()	Clear all collected statistics.
float	getAverageGetTime()	Average time in microseconds for get operations.
float	getAveragePutTime()	Average time in microseconds for put operations.
float	getAverageRemoveTime()	Average time in microseconds for remove operations.
long	getCacheEvictions()	Total number of evictions.
long	getCacheGets()	Total number of gets (hits + misses).
float	getCacheHitPercentage()	Cache hit percentage (0.0–100.0).
long	getCacheHits()	Total number of cache hits.
long	getCacheMisses()	Total number of cache misses.
float	getCacheMissPercentage()	Cache miss percentage (0.0–100.0).
long	getCachePuts()	Total number of puts.
long	getCacheRemovals()	Total number of removals.

Methods inherited from class Object

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

Constructor Details

JCacheStatisticsMXBeanImpl

public JCacheStatisticsMXBeanImpl(CacheStatisticsManager statistics)

Create a statistics MXBean backed by the given statistics manager.

Parameters:

statistics - the statistics manager to delegate to (must not be null)

Method Details

getCacheHits

public long getCacheHits()

Description copied from interface: JCacheStatisticsMXBean

Total number of cache hits.

Specified by:

getCacheHits in interface JCacheStatisticsMXBean

getCacheMisses

public long getCacheMisses()

Description copied from interface: JCacheStatisticsMXBean

Total number of cache misses.

Specified by:

getCacheMisses in interface JCacheStatisticsMXBean

getCacheGets

public long getCacheGets()

Description copied from interface: JCacheStatisticsMXBean

Total number of gets (hits + misses).

Specified by:

getCacheGets in interface JCacheStatisticsMXBean

getCachePuts

public long getCachePuts()

Description copied from interface: JCacheStatisticsMXBean

Total number of puts.

Specified by:

getCachePuts in interface JCacheStatisticsMXBean

getCacheRemovals

public long getCacheRemovals()

Description copied from interface: JCacheStatisticsMXBean

Total number of removals.

Specified by:

getCacheRemovals in interface JCacheStatisticsMXBean

getCacheEvictions

public long getCacheEvictions()

Description copied from interface: JCacheStatisticsMXBean

Total number of evictions.

Specified by:

getCacheEvictions in interface JCacheStatisticsMXBean

getCacheHitPercentage

public float getCacheHitPercentage()

Description copied from interface: JCacheStatisticsMXBean

Cache hit percentage (0.0–100.0).

Specified by:

getCacheHitPercentage in interface JCacheStatisticsMXBean

getCacheMissPercentage

public float getCacheMissPercentage()

Description copied from interface: JCacheStatisticsMXBean

Cache miss percentage (0.0–100.0).

Specified by:

getCacheMissPercentage in interface JCacheStatisticsMXBean

getAverageGetTime

public float getAverageGetTime()

Description copied from interface: JCacheStatisticsMXBean

Average time in microseconds for get operations.

Specified by:

getAverageGetTime in interface JCacheStatisticsMXBean

getAveragePutTime

public float getAveragePutTime()

Description copied from interface: JCacheStatisticsMXBean

Average time in microseconds for put operations.

Specified by:

getAveragePutTime in interface JCacheStatisticsMXBean

getAverageRemoveTime

public float getAverageRemoveTime()

Description copied from interface: JCacheStatisticsMXBean

Average time in microseconds for remove operations.

Specified by:

getAverageRemoveTime in interface JCacheStatisticsMXBean

clear

public void clear()

Description copied from interface: JCacheStatisticsMXBean

Clear all collected statistics.

Specified by:

clear in interface JCacheStatisticsMXBean