org.hibernate.cache.jbc.access
Class TransactionalAccessDelegate

java.lang.Object
  org.hibernate.cache.jbc.access.TransactionalAccessDelegate

Direct Known Subclasses:

OptimisticTransactionalAccessDelegate

public class TransactionalAccessDelegate
extends Object

Defines the strategy for transactional access to entity or collection data in a pessimistic-locking JBoss Cache using its 2.x APIs.

The intent of this class is to encapsulate common code and serve as a delegate for EntityRegionAccessStrategy and CollectionRegionAccessStrategy implementations.

Author:

Brian Stansberry

Field Summary

protected org.jboss.cache.Cache	cache
protected boolean	invalidation
protected PutFromLoadValidator	putValidator
protected BasicRegionAdapter	region
protected org.jboss.cache.Fqn	regionFqn

Constructor Summary

TransactionalAccessDelegate(BasicRegionAdapter adapter, PutFromLoadValidator validator)

Method Summary

boolean	afterInsert(Object key, Object value, Object version)
boolean	afterUpdate(Object key, Object value, Object currentVersion, Object previousVersion, SoftLock lock)
void	evict(Object key)
void	evictAll()
Object	get(Object key, long txTimestamp)
boolean	insert(Object key, Object value, Object version)
SoftLock	lockItem(Object key, Object version)
SoftLock	lockRegion()
boolean	putFromLoad(Object key, Object value, long txTimestamp, Object version)
boolean	putFromLoad(Object key, Object value, long txTimestamp, Object version, boolean minimalPutOverride)
void	remove(Object key)
void	removeAll()
void	unlockItem(Object key, SoftLock lock)
void	unlockRegion(SoftLock lock)
boolean	update(Object key, Object value, Object currentVersion, Object previousVersion)

Methods inherited from class java.lang.Object

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

Field Detail

cache

protected final org.jboss.cache.Cache cache

regionFqn

protected final org.jboss.cache.Fqn regionFqn

invalidation

protected final boolean invalidation

region

protected final BasicRegionAdapter region

putValidator

protected final PutFromLoadValidator putValidator

Constructor Detail

TransactionalAccessDelegate

public TransactionalAccessDelegate(BasicRegionAdapter adapter,
                                   PutFromLoadValidator validator)

Method Detail

get

public Object get(Object key,
                  long txTimestamp)
           throws CacheException

Throws:

CacheException

putFromLoad

public boolean putFromLoad(Object key,
                           Object value,
                           long txTimestamp,
                           Object version)
                    throws CacheException

Throws:

CacheException

putFromLoad

public boolean putFromLoad(Object key,
                           Object value,
                           long txTimestamp,
                           Object version,
                           boolean minimalPutOverride)
                    throws CacheException

Throws:

CacheException

lockItem

public SoftLock lockItem(Object key,
                         Object version)
                  throws CacheException

Throws:

CacheException

lockRegion

public SoftLock lockRegion()
                    throws CacheException

Throws:

CacheException

unlockItem

public void unlockItem(Object key,
                       SoftLock lock)
                throws CacheException

Throws:

CacheException

unlockRegion

public void unlockRegion(SoftLock lock)
                  throws CacheException

Throws:

CacheException

insert

public boolean insert(Object key,
                      Object value,
                      Object version)
               throws CacheException

Throws:

CacheException

afterInsert

public boolean afterInsert(Object key,
                           Object value,
                           Object version)
                    throws CacheException

Throws:

CacheException

update

public boolean update(Object key,
                      Object value,
                      Object currentVersion,
                      Object previousVersion)
               throws CacheException

Throws:

CacheException

afterUpdate

public boolean afterUpdate(Object key,
                           Object value,
                           Object currentVersion,
                           Object previousVersion,
                           SoftLock lock)
                    throws CacheException

Throws:

CacheException

remove

public void remove(Object key)
            throws CacheException

Throws:

CacheException

removeAll

public void removeAll()
               throws CacheException

Throws:

CacheException

evict

public void evict(Object key)
           throws CacheException

Throws:

CacheException

evictAll

public void evictAll()
              throws CacheException

Throws:

CacheException