net.sf.ehcache.openjpa.datacache
Class EhCacheQueryCache

java.lang.Object
  org.apache.openjpa.lib.util.concurrent.AbstractConcurrentEventManager
      org.apache.openjpa.datacache.AbstractQueryCache
          net.sf.ehcache.openjpa.datacache.EhCacheQueryCache

All Implemented Interfaces:

java.io.Serializable, org.apache.openjpa.datacache.QueryCache, org.apache.openjpa.datacache.TypesChangedListener, org.apache.openjpa.lib.conf.Configurable, org.apache.openjpa.lib.util.Closeable, org.apache.openjpa.lib.util.EventManager

public class EhCacheQueryCache
extends org.apache.openjpa.datacache.AbstractQueryCache
implements org.apache.openjpa.datacache.QueryCache

Author:

Craig Andrews, Greg Luck

See Also:

Serialized Form

Field Summary

protected java.lang.String	cacheName
protected boolean	useDefaultForUnnamedCaches
protected java.util.concurrent.locks.ReentrantLock	writeLock

Fields inherited from class org.apache.openjpa.datacache.AbstractQueryCache

conf, log

Fields inherited from class org.apache.openjpa.lib.util.concurrent.AbstractConcurrentEventManager

_listeners

Constructor Summary

EhCacheQueryCache()

Method Summary

protected void	clearInternal()
protected org.apache.openjpa.datacache.QueryResult	getInternal(org.apache.openjpa.datacache.QueryKey qk)
protected net.sf.ehcache.Ehcache	getOrCreateCache(java.lang.String name)
protected java.util.Collection	keySet()
protected boolean	pinInternal(org.apache.openjpa.datacache.QueryKey qk)
protected org.apache.openjpa.datacache.QueryResult	putInternal(org.apache.openjpa.datacache.QueryKey qk, org.apache.openjpa.datacache.QueryResult oids)
protected org.apache.openjpa.datacache.QueryResult	removeInternal(org.apache.openjpa.datacache.QueryKey qk)
protected boolean	unpinInternal(org.apache.openjpa.datacache.QueryKey qk)
void	writeLock()
void	writeUnlock()

Methods inherited from class org.apache.openjpa.datacache.AbstractQueryCache

addTypesChangedListener, afterCommit, clear, close, close, endConfiguration, fireEvent, get, initialize, isClosed, newListenerCollection, onTypesChanged, pin, put, remove, removeAllInternal, removeTypesChangedListener, setConfiguration, startConfiguration, unpin

Methods inherited from class org.apache.openjpa.lib.util.concurrent.AbstractConcurrentEventManager

addListener, fireEvent, getListeners, hasListener, hasListeners, isFailFast, removeListener, setFailFast

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.openjpa.datacache.QueryCache

addTypesChangedListener, clear, close, get, initialize, pin, put, remove, removeTypesChangedListener, unpin

Methods inherited from interface org.apache.openjpa.datacache.TypesChangedListener

onTypesChanged

Field Detail

useDefaultForUnnamedCaches

protected boolean useDefaultForUnnamedCaches

cacheName

protected java.lang.String cacheName

writeLock

protected java.util.concurrent.locks.ReentrantLock writeLock

Constructor Detail

EhCacheQueryCache

public EhCacheQueryCache()

Method Detail

clearInternal

protected void clearInternal()

Specified by:

clearInternal in class org.apache.openjpa.datacache.AbstractQueryCache

getInternal

protected org.apache.openjpa.datacache.QueryResult getInternal(org.apache.openjpa.datacache.QueryKey qk)

Specified by:

getInternal in class org.apache.openjpa.datacache.AbstractQueryCache

Parameters:

qk -

Returns:

keySet

protected java.util.Collection keySet()

Specified by:

keySet in class org.apache.openjpa.datacache.AbstractQueryCache

Returns:

pinInternal

protected boolean pinInternal(org.apache.openjpa.datacache.QueryKey qk)

Specified by:

pinInternal in class org.apache.openjpa.datacache.AbstractQueryCache

Parameters:

qk -

Returns:

putInternal

protected org.apache.openjpa.datacache.QueryResult putInternal(org.apache.openjpa.datacache.QueryKey qk,
                                                               org.apache.openjpa.datacache.QueryResult oids)

Specified by:

putInternal in class org.apache.openjpa.datacache.AbstractQueryCache

Parameters:

qk -

oids -

Returns:

removeInternal

protected org.apache.openjpa.datacache.QueryResult removeInternal(org.apache.openjpa.datacache.QueryKey qk)

Specified by:

removeInternal in class org.apache.openjpa.datacache.AbstractQueryCache

Parameters:

qk -

Returns:

unpinInternal

protected boolean unpinInternal(org.apache.openjpa.datacache.QueryKey qk)

Specified by:

unpinInternal in class org.apache.openjpa.datacache.AbstractQueryCache

Parameters:

qk -

Returns:

writeLock

public void writeLock()

Specified by:

writeLock in interface org.apache.openjpa.datacache.QueryCache

writeUnlock

public void writeUnlock()

Specified by:

writeUnlock in interface org.apache.openjpa.datacache.QueryCache

getOrCreateCache

protected net.sf.ehcache.Ehcache getOrCreateCache(java.lang.String name)

Parameters:

name -

Returns: