oracle.ifs.common

Class BoundedCache

java.lang.Object

oracle.ifs.common.Cache

oracle.ifs.common.BoundedCache

Direct Known Subclasses:

LibraryObjectCache, LooselyBoundedCache

public abstract class BoundedCache
extends Cache

An BoundedCache is a cache that is bounded to hold a limited number of items.

Version:

1.0

Author:

David Pitfield

(Unpublished)

Field Summary

Fields inherited from class oracle.ifs.common.Cache

m_Configuration

Constructor Summary

Constructors

Constructor and Description
BoundedCache(BoundedCacheConfiguration configuration) Constructs an bounded cache.

Method Summary

Modifier and Type	Method and Description
abstract void	lock(Object id, Object value) Locks an item in this cache.
abstract void	performNormalPurgeIfNeeded() Purge Cache if a request for "normal" purge is indicated
abstract void	performUrgentPurgeIfNeeded() Purge Cache if a request for "urgent" purge is indicated

Methods inherited from class oracle.ifs.common.Cache

dispose, find, getCacheConfiguration, getCachePerformance, getElements, put, remove, reset, resetCachePerformance, setCacheConfiguration

Methods inherited from class java.lang.Object

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

Constructor Detail

BoundedCache

public BoundedCache(BoundedCacheConfiguration configuration)

Constructs an bounded cache.

Parameters:

configuration - the configuration paramaters for the new cache

(Unpublished)

Method Detail

lock

public abstract void lock(Object id,
                          Object value)
                   throws IfsException

Locks an item in this cache.

Parameters:

id - the item id

value - the item

Throws:

IfsException - if the operation fails

(Unpublished)

performNormalPurgeIfNeeded

public abstract void performNormalPurgeIfNeeded()

Purge Cache if a request for "normal" purge is indicated

(Unpublished)

performUrgentPurgeIfNeeded

public abstract void performUrgentPurgeIfNeeded()

Purge Cache if a request for "urgent" purge is indicated

(Unpublished)