ariba.util.core
Class LinearLRUHashtable

java.lang.Object
  ariba.util.core.LRUHashtable
      ariba.util.core.LinearLRUHashtable

public class LinearLRUHashtable
extends LRUHashtable

Provides an LRUHashtable that uses linear growth (the LRUHashtable class uses exponential growth).

Field Summary

Fields inherited from class ariba.util.core.LRUHashtable

inUse, lock

Constructor Summary

LinearLRUHashtable(String name, int initialEntries, int targetEntries, int purgeMargin, int growthAmount, double maxLoad, LRURemoveListener removeListener)

Method Summary

boolean

purgeOneItem() Removes the oldest item from the hashtable and returns true if more items need purging.

Methods inherited from class ariba.util.core.LRUHashtable

addKeysTo, addValuesTo, allKeys, allValues, clear, dump, dumpInOrder, dumpLRUStats, dumpSummary, entries, get, getHits, getLookups, getOldestKey, getTotalInUseEntries, peek, purgeOldestEntries, put, remove, removeOldest, sane

Methods inherited from class java.lang.Object

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

Constructor Detail

LinearLRUHashtable

public LinearLRUHashtable(String name,
                          int initialEntries,
                          int targetEntries,
                          int purgeMargin,
                          int growthAmount,
                          double maxLoad,
                          LRURemoveListener removeListener)

Method Detail

purgeOneItem

public boolean purgeOneItem()

Removes the oldest item from the hashtable and returns true if more items need purging.