Clean up plugin management

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

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DataTreeChangeListenerSupport.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DataTreeChangeListenerSupport.java
index 3987c9af359a31ec7dcde5c2fa6e33911ed2a19d..76458fd8edd1471a87cf278d66f4e9d000c26d61 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DataTreeChangeListenerSupport.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DataTreeChangeListenerSupport.java
@@ -9,17 +9,21 @@ package org.opendaylight.controller.cluster.datastore;
 
 import akka.actor.ActorRef;
 import akka.actor.ActorSelection;
+import com.google.common.base.Optional;
 import java.util.ArrayList;
 import java.util.Collection;
+import java.util.Map.Entry;
 import org.opendaylight.controller.cluster.datastore.messages.EnableNotification;
 import org.opendaylight.controller.cluster.datastore.messages.RegisterDataTreeChangeListener;
 import org.opendaylight.controller.cluster.datastore.messages.RegisterDataTreeChangeListenerReply;
 import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeChangeListener;
 import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-final class DataTreeChangeListenerSupport extends LeaderLocalDelegateFactory<RegisterDataTreeChangeListener, ListenerRegistration<DOMDataTreeChangeListener>> {
+final class DataTreeChangeListenerSupport extends LeaderLocalDelegateFactory<RegisterDataTreeChangeListener,
+        ListenerRegistration<DOMDataTreeChangeListener>, Optional<DataTreeCandidate>> {
     private static final Logger LOG = LoggerFactory.getLogger(DataTreeChangeListenerSupport.class);
     private final ArrayList<DelayedDataTreeListenerRegistration> delayedRegistrations = new ArrayList<>();
     private final Collection<ActorSelection> actors = new ArrayList<>();
@@ -29,7 +33,12 @@ final class DataTreeChangeListenerSupport extends LeaderLocalDelegateFactory<Reg
     }
 
     @Override
-    void onLeadershipChange(final boolean isLeader) {
+    void onLeadershipChange(final boolean isLeader, boolean hasLeader) {
+        final EnableNotification msg = new EnableNotification(isLeader);
+        for (ActorSelection dataChangeListener : actors) {
+            dataChangeListener.tell(msg, getSelf());
+        }
+
         if (isLeader) {
             for (DelayedDataTreeListenerRegistration reg : delayedRegistrations) {
                 reg.createDelegate(this);
@@ -37,15 +46,10 @@ final class DataTreeChangeListenerSupport extends LeaderLocalDelegateFactory<Reg
             delayedRegistrations.clear();
             delayedRegistrations.trimToSize();
         }
-
-        final EnableNotification msg = new EnableNotification(isLeader);
-        for (ActorSelection dataChangeListener : actors) {
-            dataChangeListener.tell(msg, getSelf());
-        }
     }
 
     @Override
-    void onMessage(final RegisterDataTreeChangeListener registerTreeChangeListener, final boolean isLeader) {
+    void onMessage(final RegisterDataTreeChangeListener registerTreeChangeListener, final boolean isLeader, boolean hasLeader) {
         LOG.debug("{}: registerTreeChangeListener for {}, leader: {}", persistenceId(), registerTreeChangeListener.getPath(), isLeader);
 
         final ListenerRegistration<DOMDataTreeChangeListener> registration;
@@ -57,7 +61,11 @@ final class DataTreeChangeListenerSupport extends LeaderLocalDelegateFactory<Reg
             delayedRegistrations.add(delayedReg);
             registration = delayedReg;
         } else {
-            registration = createDelegate(registerTreeChangeListener);
+            final Entry<ListenerRegistration<DOMDataTreeChangeListener>, Optional<DataTreeCandidate>> res =
+                    createDelegate(registerTreeChangeListener);
+            registration = res.getKey();
+            getShard().getDataStore().notifyOfInitialData(registerTreeChangeListener.getPath(),
+                    registration.getInstance(), res.getValue());
         }
 
         ActorRef listenerRegistration = createActor(DataTreeChangeListenerRegistrationActor.props(registration));
@@ -69,7 +77,7 @@ final class DataTreeChangeListenerSupport extends LeaderLocalDelegateFactory<Reg
     }
 
     @Override
-    ListenerRegistration<DOMDataTreeChangeListener> createDelegate(final RegisterDataTreeChangeListener message) {
+    Entry<ListenerRegistration<DOMDataTreeChangeListener>, Optional<DataTreeCandidate>> createDelegate(final RegisterDataTreeChangeListener message) {
         ActorSelection dataChangeListenerPath = selectActor(message.getDataTreeChangeListenerPath());
 
         // Notify the listener if notifications should be enabled or not