* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
-
package org.opendaylight.controller.cluster.datastore;
import akka.actor.ActorSystem;
-
+import akka.actor.Props;
+import akka.osgi.BundleDelegatingClassLoader;
+import com.typesafe.config.ConfigFactory;
+import org.opendaylight.controller.cluster.datastore.config.ConfigurationReader;
import org.opendaylight.controller.cluster.datastore.shardstrategy.ShardStrategyFactory;
import org.opendaylight.controller.sal.core.api.model.SchemaService;
+import org.osgi.framework.BundleContext;
public class DistributedDataStoreFactory {
+ private static final String ACTOR_SYSTEM_NAME = "opendaylight-cluster-data";
+ private static final String CONFIGURATION_NAME = "odl-cluster-data";
+
+ private static volatile ActorSystem persistentActorSystem = null;
+
public static DistributedDataStore createInstance(String name, SchemaService schemaService,
- DistributedDataStoreProperties dataStoreProperties) {
+ DatastoreContext datastoreContext, BundleContext bundleContext) {
- ActorSystem actorSystem = ActorSystemFactory.getInstance();
+ ActorSystem actorSystem = getOrCreateInstance(bundleContext, datastoreContext.getConfigurationReader());
Configuration config = new ConfigurationImpl("module-shards.conf", "modules.conf");
final DistributedDataStore dataStore =
- new DistributedDataStore(actorSystem, name, new ClusterWrapperImpl(actorSystem),
- config, dataStoreProperties );
+ new DistributedDataStore(actorSystem, name, new ClusterWrapperImpl(actorSystem),
+ config, datastoreContext);
+
ShardStrategyFactory.setConfiguration(config);
schemaService.registerSchemaContextListener(dataStore);
return dataStore;
}
+
+ private static final ActorSystem getOrCreateInstance(final BundleContext bundleContext, ConfigurationReader configurationReader) {
+ ActorSystem ret = persistentActorSystem;
+ if (ret == null) {
+ synchronized (DistributedDataStoreFactory.class) {
+ ret = persistentActorSystem;
+ if (ret == null) {
+ // Create an OSGi bundle classloader for actor system
+ BundleDelegatingClassLoader classLoader = new BundleDelegatingClassLoader(bundleContext.getBundle(),
+ Thread.currentThread().getContextClassLoader());
+
+ ret = ActorSystem.create(ACTOR_SYSTEM_NAME,
+ ConfigFactory.load(configurationReader.read()).getConfig(CONFIGURATION_NAME), classLoader);
+ ret.actorOf(Props.create(TerminationMonitor.class), "termination-monitor");
+
+ persistentActorSystem = ret;
+ }
+ }
+ }
+
+ return ret;
+ }
}