X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-distributed-datastore%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fdatastore%2FLeaderLocalDelegateFactory.java;h=0f766295409c73e0305f6d45dd3fbc2df605afce;hp=891c0bf6d426c5a65690e55772bb8d82c9f8c0b3;hb=ef3b9a8300db1c791f2c4088d39152ccf9f5b97c;hpb=66d39ecc3effd52c96c7a772a46612008e34fbc9

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/LeaderLocalDelegateFactory.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/LeaderLocalDelegateFactory.java
index 891c0bf6d4..0f76629540 100644
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/LeaderLocalDelegateFactory.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/LeaderLocalDelegateFactory.java
@@ -7,20 +7,62 @@
  */
 package org.opendaylight.controller.cluster.datastore;
 
+import akka.actor.ActorPath;
+import akka.actor.ActorRef;
+import akka.actor.ActorSelection;
+import akka.actor.Props;
+import com.google.common.base.Preconditions;
+
 /**
  * Base class for factories instantiating delegates which are local to the
  * shard leader.
  *
- * <D> delegate type
- * <M> message type
+ * @param <D> delegate type
+ * @param <M> message type
  */
 abstract class LeaderLocalDelegateFactory<M, D> extends DelegateFactory<M, D> {
+    private final Shard shard;
+
+    protected LeaderLocalDelegateFactory(final Shard shard) {
+        this.shard = Preconditions.checkNotNull(shard);
+    }
+
+    protected final ActorRef getSelf() {
+        return shard.getSelf();
+    }
+
+    protected final Shard getShard() {
+        return shard;
+    }
+
+    protected final String persistenceId() {
+        return shard.persistenceId();
+    }
+
+    protected final void tellSender(final Object message) {
+        shard.getSender().tell(message, getSelf());
+    }
+
+    protected final ActorRef createActor(final Props props) {
+        return shard.getContext().actorOf(props);
+    }
+
+    protected final ActorSelection selectActor(ActorRef ref) {
+        return shard.getContext().system().actorSelection(ref.path());
+    }
+
+    protected final ActorSelection selectActor(ActorPath path) {
+        return shard.getContext().system().actorSelection(path);
+    }
+
     /**
      * Invoked whenever the local shard's leadership role changes.
      *
      * @param isLeader true if the shard has become leader, false if it has
-     *                 become a follower.
+ *                 become a follower.
+     * @param hasLeader true if the shard knows about leader ID
      */
-    abstract void onLeadershipChange(boolean isLeader);
-    abstract void onMessage(M message, boolean isLeader);
+    abstract void onLeadershipChange(boolean isLeader, boolean hasLeader);
+
+    abstract void onMessage(M message, boolean isLeader, boolean hasLeader);
 }