org.jahia.services.cache

Interface CacheStatistics

All Known Implementing Classes:

Cache, EhCacheImpl

public interface CacheStatistics

Implemented by a cache provider that supports access statistics.

Author:

Sergiy Shyrkov

Method Summary

Modifier and Type	Method and Description
double	getCacheEfficiency() Retrieves the percentage of cache hit that could successfully be served.
long	getSuccessHits() Retrieves the number of cache hits that could successfully be served.
long	getTotalHits() Retrieves the total number of cache hits.

Method Detail

getCacheEfficiency

double getCacheEfficiency()

Retrieves the percentage of cache hit that could successfully be served. This efficiency is useful for tuning the maximum cache size. Cache size should be changed increased for low efficiency percentages.

Returns:

the percentage of cache hit that could successfully be served

getSuccessHits

long getSuccessHits()

Retrieves the number of cache hits that could successfully be served.

Returns:

the number of cache hits that could successfully be served

getTotalHits

long getTotalHits()

Retrieves the total number of cache hits.

Returns:

the number of cache hits