Split out TransactionContext classes

[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / datastore / DistributedDataStoreFactory.java

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStoreFactory.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStoreFactory.java
index 692d1b4954007b33e285b271ebb61952f0bcb0ed..5d63c92e885824c701c4cd8d6f1702dbae84da5f 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStoreFactory.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStoreFactory.java
@@ -5,23 +5,56 @@
  * 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 {
-    public static DistributedDataStore createInstance(String name, SchemaService schemaService){
-        ActorSystem actorSystem = ActorSystemFactory.getInstance();
+    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,
+                                                      DatastoreContext datastoreContext, BundleContext bundleContext) {
+
+        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 );
-       ShardStrategyFactory.setConfiguration(config);
-        schemaService
-            .registerSchemaServiceListener(dataStore);
+                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;
     }
 }