org.hibernate.cache.jbc2.access
Class OptimisticTransactionalAccessDelegate

java.lang.Object
  org.hibernate.cache.jbc2.access.TransactionalAccessDelegate
      org.hibernate.cache.jbc2.access.OptimisticTransactionalAccessDelegate

public class OptimisticTransactionalAccessDelegate
extends TransactionalAccessDelegate

Defines the strategy for transactional access to entity or collection data in an optimistic-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.

Version:

$Revision: 1 $

Author:

Brian Stansberry

Field Summary

protected CacheDataDescription

dataDescription

Fields inherited from class org.hibernate.cache.jbc2.access.TransactionalAccessDelegate

cache, region, regionFqn

Constructor Summary

OptimisticTransactionalAccessDelegate(TransactionalDataRegionAdapter region)

Method Summary

void	evict(Object key) Overrides the superclass by adding a NonLockingDataVersion to the invocation.
void	evictAll() Overrides the superclass by adding a NonLockingDataVersion to the invocation.
Object	get(Object key, long txTimestamp) Overrides the superclass by ensuring the root node for the region exists before making the call.
boolean	insert(Object key, Object value, Object version) Overrides the superclass by adding a DataVersion to the invocation.
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()
boolean	update(Object key, Object value, Object currentVersion, Object previousVersion)

Methods inherited from class org.hibernate.cache.jbc2.access.TransactionalAccessDelegate

afterInsert, afterUpdate, lockItem, lockRegion, unlockItem, unlockRegion

Methods inherited from class java.lang.Object

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

Field Detail

dataDescription

protected final CacheDataDescription dataDescription

Constructor Detail

OptimisticTransactionalAccessDelegate

public OptimisticTransactionalAccessDelegate(TransactionalDataRegionAdapter region)

Method Detail

evict

public void evict(Object key)
           throws CacheException

Overrides the superclass by adding a NonLockingDataVersion to the invocation.

Overrides:

evict in class TransactionalAccessDelegate

Throws:

CacheException

evictAll

public void evictAll()
              throws CacheException

Overrides the superclass by adding a NonLockingDataVersion to the invocation.

Overrides:

evictAll in class TransactionalAccessDelegate

Throws:

CacheException

get

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

Overrides the superclass by ensuring the root node for the region exists before making the call.

Overrides:

get in class TransactionalAccessDelegate

Throws:

CacheException

insert

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

Overrides the superclass by adding a DataVersion to the invocation.

Overrides:

insert in class TransactionalAccessDelegate

Throws:

CacheException

putFromLoad

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

Overrides:

putFromLoad in class TransactionalAccessDelegate

Throws:

CacheException

putFromLoad

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

Overrides:

putFromLoad in class TransactionalAccessDelegate

Throws:

CacheException

remove

public void remove(Object key)
            throws CacheException

Overrides:

remove in class TransactionalAccessDelegate

Throws:

CacheException

removeAll

public void removeAll()
               throws CacheException

Overrides:

removeAll in class TransactionalAccessDelegate

Throws:

CacheException

update

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

Overrides:

update in class TransactionalAccessDelegate

Throws:

CacheException