Implement DataChangeListener
[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / datastore / DataChangeListener.java
index ba09d04..fd4f9f7 100644 (file)
@@ -9,19 +9,41 @@
 package org.opendaylight.controller.cluster.datastore;
 
 import akka.actor.Props;
-import akka.actor.UntypedActor;
 import akka.japi.Creator;
+import org.opendaylight.controller.cluster.datastore.messages.DataChanged;
+import org.opendaylight.controller.cluster.datastore.messages.DataChangedReply;
+import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
+import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
+import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
 
-public class DataChangeListener extends UntypedActor {
-    @Override public void onReceive(Object message) throws Exception {
-        throw new UnsupportedOperationException("onReceive");
+public class DataChangeListener extends AbstractUntypedActor {
+    private final AsyncDataChangeListener<InstanceIdentifier, NormalizedNode<?, ?>> listener;
+
+    public DataChangeListener(
+        AsyncDataChangeListener<InstanceIdentifier, NormalizedNode<?, ?>> listener) {
+        this.listener = listener;
+    }
+
+    @Override public void handleReceive(Object message) throws Exception {
+        if(message instanceof DataChanged){
+            DataChanged reply = (DataChanged) message;
+            AsyncDataChangeEvent<InstanceIdentifier, NormalizedNode<?, ?>>
+                change = reply.getChange();
+            this.listener.onDataChanged(change);
+
+            if(getSender() != null){
+                getSender().tell(new DataChangedReply(), getSelf());
+            }
+
+        }
     }
 
-    public static Props props() {
+    public static Props props(final AsyncDataChangeListener<InstanceIdentifier, NormalizedNode<?, ?>> listener) {
         return Props.create(new Creator<DataChangeListener>() {
             @Override
             public DataChangeListener create() throws Exception {
-                return new DataChangeListener();
+                return new DataChangeListener(listener);
             }
 
         });

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