/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2011, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.cache.ehcache.internal.nonstop;
import net.sf.ehcache.constructs.nonstop.NonStopCacheException;
import org.hibernate.cache.CacheException;
import org.hibernate.cache.spi.EntityRegion;
import org.hibernate.cache.spi.access.EntityRegionAccessStrategy;
import org.hibernate.cache.spi.access.SoftLock;
/**
* Implementation of {@link EntityRegionAccessStrategy} that handles {@link net.sf.ehcache.constructs.nonstop.NonStopCacheException} using
* {@link HibernateNonstopCacheExceptionHandler}
*
* @author Abhishek Sanoujam
* @author Alex Snaps
*/
public class NonstopAwareEntityRegionAccessStrategy implements EntityRegionAccessStrategy {
private final EntityRegionAccessStrategy actualStrategy;
private final HibernateNonstopCacheExceptionHandler hibernateNonstopExceptionHandler;
/**
* Constructor accepting the actual {@link EntityRegionAccessStrategy} and the {@link HibernateNonstopCacheExceptionHandler}
*
* @param actualStrategy
* @param hibernateNonstopExceptionHandler
*/
public NonstopAwareEntityRegionAccessStrategy(EntityRegionAccessStrategy actualStrategy,
HibernateNonstopCacheExceptionHandler hibernateNonstopExceptionHandler) {
this.actualStrategy = actualStrategy;
this.hibernateNonstopExceptionHandler = hibernateNonstopExceptionHandler;
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#getRegion()
*/
public EntityRegion getRegion() {
return actualStrategy.getRegion();
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#afterInsert(java.lang.Object, java.lang.Object, java.lang.Object)
*/
public boolean afterInsert(Object key, Object value, Object version) throws CacheException {
try {
return actualStrategy.afterInsert( key, value, version );
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
return false;
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#afterUpdate(java.lang.Object, java.lang.Object, java.lang.Object,
* java.lang.Object, org.hibernate.cache.spi.access.SoftLock)
*/
public boolean afterUpdate(Object key, Object value, Object currentVersion, Object previousVersion, SoftLock lock)
throws CacheException {
try {
return actualStrategy.afterUpdate( key, value, currentVersion, previousVersion, lock );
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
return false;
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#evict(java.lang.Object)
*/
public void evict(Object key) throws CacheException {
try {
actualStrategy.evict( key );
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#evictAll()
*/
public void evictAll() throws CacheException {
try {
actualStrategy.evictAll();
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#get(java.lang.Object, long)
*/
public Object get(Object key, long txTimestamp) throws CacheException {
try {
return actualStrategy.get( key, txTimestamp );
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
return null;
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#insert(java.lang.Object, java.lang.Object, java.lang.Object)
*/
public boolean insert(Object key, Object value, Object version) throws CacheException {
try {
return actualStrategy.insert( key, value, version );
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
return false;
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#lockItem(java.lang.Object, java.lang.Object)
*/
public SoftLock lockItem(Object key, Object version) throws CacheException {
try {
return actualStrategy.lockItem( key, version );
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
return null;
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#lockRegion()
*/
public SoftLock lockRegion() throws CacheException {
try {
return actualStrategy.lockRegion();
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
return null;
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#putFromLoad(java.lang.Object, java.lang.Object, long, java.lang.Object,
* boolean)
*/
public boolean putFromLoad(Object key, Object value, long txTimestamp, Object version, boolean minimalPutOverride)
throws CacheException {
try {
return actualStrategy.putFromLoad( key, value, txTimestamp, version, minimalPutOverride );
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
return false;
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#putFromLoad(java.lang.Object, java.lang.Object, long, java.lang.Object)
*/
public boolean putFromLoad(Object key, Object value, long txTimestamp, Object version) throws CacheException {
try {
return actualStrategy.putFromLoad( key, value, txTimestamp, version );
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
return false;
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#remove(java.lang.Object)
*/
public void remove(Object key) throws CacheException {
try {
actualStrategy.remove( key );
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#removeAll()
*/
public void removeAll() throws CacheException {
try {
actualStrategy.removeAll();
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#unlockItem(java.lang.Object, org.hibernate.cache.spi.access.SoftLock)
*/
public void unlockItem(Object key, SoftLock lock) throws CacheException {
try {
actualStrategy.unlockItem( key, lock );
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#unlockRegion(org.hibernate.cache.spi.access.SoftLock)
*/
public void unlockRegion(SoftLock lock) throws CacheException {
try {
actualStrategy.unlockRegion( lock );
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
}
}
/**
* {@inheritDoc}
*
* @see org.hibernate.cache.spi.access.EntityRegionAccessStrategy#update(java.lang.Object, java.lang.Object, java.lang.Object,
* java.lang.Object)
*/
public boolean update(Object key, Object value, Object currentVersion, Object previousVersion)
throws CacheException {
try {
return actualStrategy.update( key, value, currentVersion, previousVersion );
}
catch ( NonStopCacheException nonStopCacheException ) {
hibernateNonstopExceptionHandler.handleNonstopCacheException( nonStopCacheException );
return false;
}
}
}