org.apache.ojb.broker.cache
Class InternalCache

java.lang.Object
  org.apache.ojb.broker.cache.InternalCache

All Implemented Interfaces:

ObjectCache

public class InternalCache

extends java.lang.Object

implements ObjectCache

A wrapper class for ObjectCache implementation. This class is used as a workaround for a concurrency materialization problem with shared cache implementations. To avoid passing of partial materialized objects to cache this class act as a temporary storage for unmaterialized (read) objects.
TODO: Will be replaced on cache refactoring

Version:

$Id: InternalCache.java,v 1.1 2004/02/06 13:01:52 arminw Exp $

Author:

Armin Waibel

Constructor Summary

InternalCache(ObjectCache realCache)

Method Summary

void	cache(Identity oid, java.lang.Object obj) makes object obj persistent to the Objectcache under the key oid.
void	clear() clear the ObjectCache.
void	disableMaterializationCache()
void	enableMaterializationCache()
void	localClear()
java.lang.Object	lookup(Identity oid) Lookup object with Identity oid in objectTable.
void	remove(Identity oid) removes an Object from the cache.

Methods inherited from class java.lang.Object

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

Constructor Detail

InternalCache

public InternalCache(ObjectCache realCache)

Method Detail

enableMaterializationCache

public void enableMaterializationCache()

disableMaterializationCache

public void disableMaterializationCache()

cache

public void cache(Identity oid,
                  java.lang.Object obj)

Description copied from interface: ObjectCache

makes object obj persistent to the Objectcache under the key oid.

Specified by:

cache in interface ObjectCache

lookup

public java.lang.Object lookup(Identity oid)

Description copied from interface: ObjectCache

Lookup object with Identity oid in objectTable. returns null if no matching id is found

Specified by:

lookup in interface ObjectCache

remove

public void remove(Identity oid)

Description copied from interface: ObjectCache

removes an Object from the cache.

Specified by:

remove in interface ObjectCache

Parameters:

oid - Identity of the object to be removed.

localClear

public void localClear()

clear

public void clear()

Description copied from interface: ObjectCache

clear the ObjectCache.

Specified by:

clear in interface ObjectCache