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.databroker.ClientBackedDataStore;
  13 import org.opendaylight.controller.cluster.datastore.config.Configuration;
  14 import org.opendaylight.controller.cluster.datastore.config.ConfigurationImpl;
  15 import org.opendaylight.controller.cluster.datastore.messages.DatastoreSnapshot;
  16 import org.opendaylight.controller.sal.core.api.model.SchemaService;
  17 import org.osgi.framework.BundleContext;
  18 import org.slf4j.Logger;
  19 import org.slf4j.LoggerFactory;
  20
  21 public class DistributedDataStoreFactory {
  22     private static final Logger LOG = LoggerFactory.getLogger(DistributedDataStoreFactory.class);
  23
  24     public static AbstractDataStore createInstance(final SchemaService schemaService,
  25             final DatastoreContext datastoreContext, final DatastoreSnapshotRestore datastoreSnapshotRestore,
  26             final ActorSystemProvider actorSystemProvider, final BundleContext bundleContext) {
  27
  28         LOG.info("Create data store instance of type : {}", datastoreContext.getDataStoreName());
  29
  30         ActorSystem actorSystem = actorSystemProvider.getActorSystem();
  31         DatastoreSnapshot restoreFromSnapshot = datastoreSnapshotRestore.getAndRemove(
  32                 datastoreContext.getDataStoreName());
  33         DatastoreContextIntrospector introspector = new DatastoreContextIntrospector(datastoreContext);
  34         DatastoreContextConfigAdminOverlay overlay = new DatastoreContextConfigAdminOverlay(
  35                 introspector, bundleContext);
  36
  37         Configuration config = new ConfigurationImpl("module-shards.conf", "modules.conf");
  38         ClusterWrapper clusterWrapper = new ClusterWrapperImpl(actorSystem);
  39         DatastoreContextFactory contextFactory = introspector.newContextFactory();
  40
  41         final AbstractDataStore dataStore = datastoreContext.isUseTellBasedProtocol()
  42                 ? new ClientBackedDataStore(actorSystem, clusterWrapper, config, contextFactory, restoreFromSnapshot) :
  43                     new DistributedDataStore(actorSystem, clusterWrapper, config, contextFactory, restoreFromSnapshot);
  44
  45         overlay.setListener(dataStore);
  46
  47         schemaService.registerSchemaContextListener(dataStore);
  48
  49         dataStore.setCloseable(overlay);
  50         dataStore.waitTillReady();
  51
  52         return dataStore;
  53     }
  54 }