LRUCachePolicy.LRUList (JBoss/Common API) - JBoss 3.2.7 common API Documentation 英文版文档

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org.jboss.util
Class LRUCachePolicy.LRUList

java.lang.Object
  org.jboss.util.LRUCachePolicy.LRUList

Enclosing class:: LRUCachePolicy

public class LRUCachePolicy.LRUList
extends Object

Double queued list used to store cache entries.

Field Summary

int m_cacheMiss
          The cache misses happened

int m_capacity
          The current capacity of the cache list

int m_count
          The number of cached objects

LRUCachePolicy.LRUCacheEntry m_head
          The head of the double linked list

int m_maxCapacity
          The maximum capacity of the cache list

int m_minCapacity
          The minimum capacity of the cache list

LRUCachePolicy.LRUCacheEntry m_tail
          The tail of the double linked list

Constructor Summary

protected LRUCachePolicy.LRUList()
          Creates a new double queued list.

Method Summary

protected void capacityChanged(int oldCapacity)
          Callback that signals that the capacity of the cache is changed.

protected void clear()


protected void demote()
          Demotes from the cache the least used entry.

protected void entryAdded(LRUCachePolicy.LRUCacheEntry entry)
          Callback that signals that the given entry has been added to the cache.

protected void entryPromotion(LRUCachePolicy.LRUCacheEntry entry)
          Callback that signals that the given entry is just about to be added.

protected void entryRemoved(LRUCachePolicy.LRUCacheEntry entry)
          Callback that signals that the given entry has been removed from the cache.

protected void promote(LRUCachePolicy.LRUCacheEntry entry)
          Promotes the cache entry entry to the last used position of the list.

protected void remove(LRUCachePolicy.LRUCacheEntry entry)
          Removes from the cache list the specified entry.

String toString()


Methods inherited from class java.lang.Object

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

Field Detail

m_maxCapacity

public int m_maxCapacity

The maximum capacity of the cache list

m_minCapacity

public int m_minCapacity

The minimum capacity of the cache list

m_capacity

public int m_capacity

The current capacity of the cache list

m_count

public int m_count

The number of cached objects

m_head

public LRUCachePolicy.LRUCacheEntry m_head

The head of the double linked list

m_tail

public LRUCachePolicy.LRUCacheEntry m_tail

The tail of the double linked list

m_cacheMiss

public int m_cacheMiss

The cache misses happened

Constructor Detail