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

   1 /*
   2  * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.controller.cluster.datastore;
   9
  10 import akka.actor.ActorSystem;
  11 import org.opendaylight.controller.cluster.ActorSystemProvider;
  12 import org.opendaylight.controller.cluster.datastore.config.Configuration;
  13 import org.opendaylight.controller.cluster.datastore.config.ConfigurationImpl;
  14 import org.opendaylight.controller.cluster.datastore.messages.DatastoreSnapshot;
  15 import org.opendaylight.controller.sal.core.api.model.SchemaService;
  16 import org.osgi.framework.BundleContext;
  17 import org.slf4j.Logger;
  18 import org.slf4j.LoggerFactory;
  19
  20 public class DistributedDataStoreFactory {
  21     private static final Logger LOG = LoggerFactory.getLogger(DistributedDataStoreFactory.class);
  22
  23     public static DistributedDataStore createInstance(SchemaService schemaService,
  24             DatastoreContext datastoreContext, DatastoreSnapshotRestore datastoreSnapshotRestore,
  25             ActorSystemProvider actorSystemProvider, BundleContext bundleContext) {
  26
  27         LOG.info("Create data store instance of type : {}", datastoreContext.getDataStoreName());
  28
  29         ActorSystem actorSystem = actorSystemProvider.getActorSystem();
  30         DatastoreSnapshot restoreFromSnapshot = datastoreSnapshotRestore.getAndRemove(
  31                 datastoreContext.getDataStoreName());
  32         DatastoreContextIntrospector introspector = new DatastoreContextIntrospector(datastoreContext);
  33         DatastoreContextConfigAdminOverlay overlay = new DatastoreContextConfigAdminOverlay(
  34                 introspector, bundleContext);
  35
  36         Configuration config = new ConfigurationImpl("module-shards.conf", "modules.conf");
  37         final DistributedDataStore dataStore = new DistributedDataStore(actorSystem,
  38                 new ClusterWrapperImpl(actorSystem), config, introspector.newContextFactory(), restoreFromSnapshot);
  39
  40         overlay.setListener(dataStore);
  41
  42         schemaService.registerSchemaContextListener(dataStore);
  43
  44         dataStore.setCloseable(overlay);
  45         dataStore.waitTillReady();
  46
  47         return dataStore;
  48     }
  49 }