org.apache.openjpa.persistence
Class StoreCacheImpl

java.lang.Object
  org.apache.openjpa.persistence.StoreCacheImpl

All Implemented Interfaces:

Cache, StoreCache

public class StoreCacheImpl
extends Object
implements StoreCache

Implements the L2 cache over the data store via delegation to DataCache.

Since:

0.4.1

Author:

Abe White

Field Summary

Fields inherited from interface org.apache.openjpa.persistence.StoreCache

NAME_DEFAULT

Constructor Summary

StoreCacheImpl(EntityManagerFactoryImpl emf, DataCache cache)
Constructor; supply delegate.

Method Summary

boolean	contains(Class cls, Object oid) Whether the cache contains data for the given oid.
boolean	containsAll(Class cls, Collection oids) Whether the cache contains data for the given oids.
boolean	containsAll(Class cls, Object... oids) Whether the cache contains data for the given oids.
boolean	equals(Object other)
void	evict(Class cls)
void	evict(Class cls, Object oid) Remove data for the given oid from the cache.
void	evictAll() Clear the cache.
void	evictAll(Class cls, Collection oids) Remove data for the given oids from the cache.
void	evictAll(Class cls, Object... oids) Remove data for the given oids from the cache.
DataCache	getDelegate() Delegate.
CacheStatistics	getStatistics() Gets the number of read/write/hit on this receiver in total and per class basis.
int	hashCode()
void	pin(Class cls, Object oid) Pin the data for the given oid to the cache.
void	pinAll(Class cls, Collection oids) Pin the data for the given oids to the cache.
void	pinAll(Class cls, Object... oids) Pin the data for the given oids to the cache.
void	unpin(Class cls, Object oid) Unpin the data for the given oid from the cache.
void	unpinAll(Class cls, Collection oids) Unpin the data for the given oids from the cache.
void	unpinAll(Class cls, Object... oids) Unpin the data for the given oids from the cache.

Methods inherited from class java.lang.Object

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

Constructor Detail

StoreCacheImpl

public StoreCacheImpl(EntityManagerFactoryImpl emf,
                      DataCache cache)

Constructor; supply delegate.

Method Detail

getDelegate

public DataCache getDelegate()

Delegate.

Specified by:

getDelegate in interface StoreCache

contains

public boolean contains(Class cls,
                        Object oid)

Description copied from interface: StoreCache

Whether the cache contains data for the given oid.

Specified by:

contains in interface Cache

Specified by:

contains in interface StoreCache

containsAll

public boolean containsAll(Class cls,
                           Object... oids)

Description copied from interface: StoreCache

Whether the cache contains data for the given oids.

Specified by:

containsAll in interface StoreCache

containsAll

public boolean containsAll(Class cls,
                           Collection oids)

Description copied from interface: StoreCache

Whether the cache contains data for the given oids.

Specified by:

containsAll in interface StoreCache

pin

public void pin(Class cls,
                Object oid)

Description copied from interface: StoreCache

Pin the data for the given oid to the cache.

Specified by:

pin in interface StoreCache

pinAll

public void pinAll(Class cls,
                   Object... oids)

Description copied from interface: StoreCache

Pin the data for the given oids to the cache.

Specified by:

pinAll in interface StoreCache

pinAll

public void pinAll(Class cls,
                   Collection oids)

Description copied from interface: StoreCache

Pin the data for the given oids to the cache.

Specified by:

pinAll in interface StoreCache

unpin

public void unpin(Class cls,
                  Object oid)

Description copied from interface: StoreCache

Unpin the data for the given oid from the cache.

Specified by:

unpin in interface StoreCache

unpinAll

public void unpinAll(Class cls,
                     Object... oids)

Description copied from interface: StoreCache

Unpin the data for the given oids from the cache.

Specified by:

unpinAll in interface StoreCache

unpinAll

public void unpinAll(Class cls,
                     Collection oids)

Description copied from interface: StoreCache

Unpin the data for the given oids from the cache.

Specified by:

unpinAll in interface StoreCache

evict

public void evict(Class cls,
                  Object oid)

Description copied from interface: StoreCache

Remove data for the given oid from the cache.

Specified by:

evict in interface Cache

Specified by:

evict in interface StoreCache

evictAll

public void evictAll(Class cls,
                     Object... oids)

Description copied from interface: StoreCache

Remove data for the given oids from the cache.

Specified by:

evictAll in interface StoreCache

evictAll

public void evictAll(Class cls,
                     Collection oids)

Description copied from interface: StoreCache

Remove data for the given oids from the cache.

Specified by:

evictAll in interface StoreCache

evictAll

public void evictAll()

Description copied from interface: StoreCache

Clear the cache.

Specified by:

evictAll in interface Cache

Specified by:

evictAll in interface StoreCache

getStatistics

public CacheStatistics getStatistics()

Description copied from interface: StoreCache

Gets the number of read/write/hit on this receiver in total and per class basis.

Specified by:

getStatistics in interface StoreCache

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object other)

Overrides:

equals in class Object

evict

public void evict(Class cls)

Specified by:

evict in interface Cache