/**
* Intelligently merges the given RegionAttributes with the configuration setting of the
* RegionFactory. This method is used to merge the RegionAttributes and PartitionAttributes with
* the RegionFactory that is created when the user specified a RegionShortcut. This method gets
* called by the createRegionFactory method depending upon the value passed to the
* Cache.createRegionFactory() method (i.e. whether there was a RegionShortcut specified or not).
*
* @param <K> the Class type fo the Region key.
* @param <V> the Class type of the Region value.
* @param regionFactory the GemFire RegionFactory used to configure and create the Region that is
* the product of this RegionFactoryBean.
* @param regionAttributes the RegionAttributes containing the Region configuration settings to
* merge to the RegionFactory.
* @return the RegionFactory with the configuration settings of the RegionAttributes merged.
* @see #isUserSpecifiedEvictionAttributes(com.gemstone.gemfire.cache.RegionAttributes)
* @see #validateRegionAttributes(com.gemstone.gemfire.cache.RegionAttributes)
* @see com.gemstone.gemfire.cache.RegionAttributes
* @see com.gemstone.gemfire.cache.RegionFactory
*/
@SuppressWarnings("unchecked")
protected <K, V> RegionFactory<K, V> mergeRegionAttributes(
final RegionFactory<K, V> regionFactory, final RegionAttributes<K, V> regionAttributes) {
if (regionAttributes != null) {
// NOTE this validation may not be strictly required depending on how the RegionAttributes
// were "created",
// but...
validateRegionAttributes(regionAttributes);
regionFactory.setCloningEnabled(regionAttributes.getCloningEnabled());
regionFactory.setCompressor(regionAttributes.getCompressor());
regionFactory.setConcurrencyChecksEnabled(regionAttributes.getConcurrencyChecksEnabled());
regionFactory.setConcurrencyLevel(regionAttributes.getConcurrencyLevel());
regionFactory.setCustomEntryIdleTimeout(regionAttributes.getCustomEntryIdleTimeout());
regionFactory.setCustomEntryTimeToLive(regionAttributes.getCustomEntryTimeToLive());
regionFactory.setDiskSynchronous(regionAttributes.isDiskSynchronous());
regionFactory.setEnableAsyncConflation(regionAttributes.getEnableAsyncConflation());
regionFactory.setEnableSubscriptionConflation(
regionAttributes.getEnableSubscriptionConflation());
regionFactory.setEntryIdleTimeout(regionAttributes.getEntryIdleTimeout());
regionFactory.setEntryTimeToLive(regionAttributes.getEntryTimeToLive());
// NOTE EvictionAttributes are created by certain RegionShortcuts; need the null check!
if (isUserSpecifiedEvictionAttributes(regionAttributes)) {
regionFactory.setEvictionAttributes(regionAttributes.getEvictionAttributes());
}
regionFactory.setIgnoreJTA(regionAttributes.getIgnoreJTA());
regionFactory.setIndexMaintenanceSynchronous(
regionAttributes.getIndexMaintenanceSynchronous());
regionFactory.setInitialCapacity(regionAttributes.getInitialCapacity());
regionFactory.setKeyConstraint(regionAttributes.getKeyConstraint());
regionFactory.setLoadFactor(regionAttributes.getLoadFactor());
regionFactory.setLockGrantor(regionAttributes.isLockGrantor());
regionFactory.setMembershipAttributes(regionAttributes.getMembershipAttributes());
regionFactory.setMulticastEnabled(regionAttributes.getMulticastEnabled());
mergePartitionAttributes(regionFactory, regionAttributes);
regionFactory.setPoolName(regionAttributes.getPoolName());
regionFactory.setRegionIdleTimeout(regionAttributes.getRegionIdleTimeout());
regionFactory.setRegionTimeToLive(regionAttributes.getRegionTimeToLive());
regionFactory.setStatisticsEnabled(regionAttributes.getStatisticsEnabled());
regionFactory.setSubscriptionAttributes(regionAttributes.getSubscriptionAttributes());
regionFactory.setValueConstraint(regionAttributes.getValueConstraint());
}
return regionFactory;
}
@Override
protected Region<K, V> lookupFallback(GemFireCache cache, String regionName) throws Exception {
Assert.isTrue(cache instanceof ClientCache, "Unable to create regions from " + cache);
ClientCache c = (ClientCache) cache;
// first look at shortcut
ClientRegionShortcut s = null;
if (shortcut == null) {
if (dataPolicy != null) {
if (DataPolicy.EMPTY.equals(dataPolicy)) {
s = ClientRegionShortcut.PROXY;
} else if (DataPolicy.PERSISTENT_REPLICATE.equals(dataPolicy)) {
s = ClientRegionShortcut.LOCAL_PERSISTENT;
}
}
s = ClientRegionShortcut.LOCAL;
} else {
s = shortcut;
}
ClientRegionFactory<K, V> factory = c.createClientRegionFactory(s);
// map the attributes onto the client
if (attributes != null) {
CacheListener<K, V>[] listeners = attributes.getCacheListeners();
if (!ObjectUtils.isEmpty(listeners)) {
for (CacheListener<K, V> listener : listeners) {
factory.addCacheListener(listener);
}
}
factory.setCloningEnabled(attributes.getCloningEnabled());
factory.setConcurrencyLevel(attributes.getConcurrencyLevel());
factory.setCustomEntryIdleTimeout(attributes.getCustomEntryIdleTimeout());
factory.setCustomEntryTimeToLive(attributes.getCustomEntryTimeToLive());
factory.setDiskStoreName(attributes.getDiskStoreName());
factory.setDiskSynchronous(attributes.isDiskSynchronous());
factory.setEntryIdleTimeout(attributes.getEntryIdleTimeout());
factory.setEntryTimeToLive(attributes.getEntryTimeToLive());
factory.setEvictionAttributes(attributes.getEvictionAttributes());
factory.setInitialCapacity(attributes.getInitialCapacity());
factory.setKeyConstraint(attributes.getKeyConstraint());
factory.setLoadFactor(attributes.getLoadFactor());
factory.setPoolName(attributes.getPoolName());
factory.setRegionIdleTimeout(attributes.getRegionIdleTimeout());
factory.setRegionTimeToLive(attributes.getRegionTimeToLive());
factory.setStatisticsEnabled(attributes.getStatisticsEnabled());
factory.setValueConstraint(attributes.getValueConstraint());
}
if (!ObjectUtils.isEmpty(cacheListeners)) {
for (CacheListener<K, V> listener : cacheListeners) {
factory.addCacheListener(listener);
}
}
if (StringUtils.hasText(poolName)) {
// try to eagerly initialize the pool name, if defined as a bean
if (beanFactory.isTypeMatch(poolName, Pool.class)) {
if (log.isDebugEnabled()) {
log.debug(
"Found bean definition for pool '" + poolName + "'. Eagerly initializing it...");
}
beanFactory.getBean(poolName, Pool.class);
}
factory.setPoolName(poolName);
}
Region<K, V> reg = factory.create(regionName);
log.info("Created new cache region [" + regionName + "]");
if (snapshot != null) {
reg.loadSnapshot(snapshot.getInputStream());
}
return reg;
}