Package com.ibm.wsspi.cache

Class CacheStatisticsListener

java.lang.Object
com.ibm.wsspi.cache.CacheStatisticsListener
public class CacheStatisticsListener extends Object
This is the mechanism to provide cache statistics to the CacheMonitor.

  • Constructor Details

    • CacheStatisticsListener

      public CacheStatisticsListener(com.ibm.ws.cache.intf.CacheStatisticsListener csli)

  • Method Details

    • resetMemory

      public final void resetMemory()
      This method resets all the statistics for memory cache.

    • resetDisk

      public final void resetDisk()
      This method resets all the statistics for disk cache.

    • getNumGetValueHits

      public long getNumGetValueHits()
      This method returns the total number of cache hits.
      Returns:
      The total number of cache hits.

    • getNumGetValueMisses

      public long getNumGetValueMisses()
      This method returns the total number of cache misses.
      Returns:
      The total number of cache misses.

    • getNumLruRemoves

      public long getNumLruRemoves()
      This method returns the total number of cache removes a Least Recently Used (LRU) algorithm.
      Returns:
      The total number of cache removes by LRU algorithm.

    • getNumRemoves

      public long getNumRemoves()
      This method returns the total number of cache removes.
      Returns:
      The total number of cache removes.

    • getNumGarbageCollectorInvalidationsFromDisk

      public long getNumGarbageCollectorInvalidationsFromDisk()
      This method returns the total number of garbage collector invalidations resulting in the removal of entries from disk cache due to high threshold has been reached.
      Returns:
      The total number of garbage collector invalidations.

    • getNumExplicitInvalidationsFromDisk

      public long getNumExplicitInvalidationsFromDisk()
      This method returns the total number of explicit invalidations resulting in the removal of entries from disk.
      Returns:
      The total number of explicit invalidations.

    • getNumTimeoutInvalidationsFromDisk

      public long getNumTimeoutInvalidationsFromDisk()
      This method returns the total number of disk entries timeouts.
      Returns:
      The total number of disk entries timeouts.

    • getNumOverflowInvalidationsFromDisk

      public long getNumOverflowInvalidationsFromDisk()
      This method returns the total number of invalidations resulting in the removal of entries from disk due to exceeding the disk cache size or disk cache size in GB limit.
      Returns:
      The total number of invalidations caused by disk overflow.

    • setNumGetValueHits

      public void setNumGetValueHits(long numGetValueHits)

    • setNumGetValueMisses

      public void setNumGetValueMisses(long numGetValueMisses)

    • setNumLruRemoves

      public void setNumLruRemoves(long numLruRemoves)

    • setNumRemoves

      public void setNumRemoves(long numRemoves)