BUG-5280: add basic concept of ClientSnapshot

[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / databroker / actors / dds / DistributedDataStoreClientActor.java

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/databroker/actors/dds/DistributedDataStoreClientActor.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/databroker/actors/dds/DistributedDataStoreClientActor.java
index 11aeae4f9212a09e7f2030392930cee85678b4e6..69e0d5db502bd00382be8ff88ba2278e08a6d91d 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/databroker/actors/dds/DistributedDataStoreClientActor.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/databroker/actors/dds/DistributedDataStoreClientActor.java
@@ -7,68 +7,35 @@
  */
 package org.opendaylight.controller.cluster.databroker.actors.dds;
 
-import akka.actor.ActorRef;
 import akka.actor.Props;
-import akka.pattern.ExplicitAskSupport;
-import akka.util.Timeout;
-import com.google.common.base.Preconditions;
-import com.google.common.base.Throwables;
-import java.util.concurrent.TimeUnit;
 import javax.annotation.Nonnull;
+import org.opendaylight.controller.cluster.access.client.AbstractClientActor;
+import org.opendaylight.controller.cluster.access.client.ClientActorContext;
 import org.opendaylight.controller.cluster.access.concepts.FrontendIdentifier;
 import org.opendaylight.controller.cluster.access.concepts.FrontendType;
 import org.opendaylight.controller.cluster.access.concepts.MemberName;
-import org.opendaylight.controller.cluster.datastore.actors.client.AbstractClientActor;
-import org.opendaylight.controller.cluster.datastore.actors.client.ClientActorContext;
 import org.opendaylight.controller.cluster.datastore.utils.ActorContext;
-import scala.Function1;
-import scala.concurrent.Await;
-import scala.concurrent.duration.Duration;
-import scala.runtime.AbstractFunction1;
 
 /**
  * A {@link AbstractClientActor} which acts as the point of contact for DistributedDataStore.
  *
  * @author Robert Varga
  */
-public final class DistributedDataStoreClientActor extends AbstractClientActor {
-    // Unfortunately Akka's explicit ask pattern does not work with its Java API, as it fails to invoke passed message.
-    // In order to make this work for now, we tap directly into ExplicitAskSupport and use a Scala function instead
-    // of akka.japi.Function.
-    private static final ExplicitAskSupport ASK_SUPPORT = akka.pattern.extended.package$.MODULE$;
-    private static final Function1<ActorRef, Object> GET_CLIENT_FACTORY = new AbstractFunction1<ActorRef, Object>() {
-        @Override
-        public Object apply(final ActorRef askSender) {
-            return new GetClientRequest(askSender);
-        }
-    };
-
-    private final ActorContext actorContext;
-
+public final class DistributedDataStoreClientActor extends AbstractDataStoreClientActor {
     private DistributedDataStoreClientActor(final FrontendIdentifier frontendId, final ActorContext actorContext) {
-        super(frontendId);
-        this.actorContext = Preconditions.checkNotNull(actorContext);
+        super(frontendId, actorContext);
     }
 
     @Override
-    protected DistributedDataStoreClientBehavior initialBehavior(final ClientActorContext context) {
+    AbstractDataStoreClientBehavior initialBehavior(final ClientActorContext context, final ActorContext actorContext) {
         return new DistributedDataStoreClientBehavior(context, actorContext);
     }
 
-    public static Props props(final @Nonnull MemberName memberName, @Nonnull final String storeName, final ActorContext ctx) {
+    public static Props props(@Nonnull final MemberName memberName, @Nonnull final String storeName,
+            final ActorContext ctx) {
         final String name = "datastore-" + storeName;
         final FrontendIdentifier frontendId = FrontendIdentifier.create(memberName, FrontendType.forName(name));
         return Props.create(DistributedDataStoreClientActor.class,
             () -> new DistributedDataStoreClientActor(frontendId, ctx));
     }
-
-    public static DistributedDataStoreClient getDistributedDataStoreClient(final @Nonnull ActorRef actor,
-            final long timeout, final TimeUnit unit) {
-        try {
-            return (DistributedDataStoreClient) Await.result(ASK_SUPPORT.ask(actor, GET_CLIENT_FACTORY,
-                Timeout.apply(timeout, unit)), Duration.Inf());
-        } catch (Exception e) {
-            throw Throwables.propagate(e);
-        }
-    }
 }