--- /dev/null
+/*
+ * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.cluster.access.client;
+
+import akka.actor.ActorRef;
+import com.google.common.base.MoreObjects;
+import com.google.common.base.MoreObjects.ToStringHelper;
+import com.google.common.base.Preconditions;
+import org.opendaylight.controller.cluster.access.ABIVersion;
+
+/**
+ * Basic information about how to talk to the backend. ClientActorBehavior uses this information to dispatch requests
+ * to the backend.
+ *
+ * This class is not final so concrete actor behavior implementations may subclass it and track more information about
+ * the backend. The {@link #hashCode()} and {@link #equals(Object)} methods are made final to ensure subclasses compare
+ * on identity.
+ *
+ * @author Robert Varga
+ */
+public class BackendInfo {
+ private final ABIVersion version;
+ private final ActorRef actor;
+
+ protected BackendInfo(final ActorRef actor, final ABIVersion version) {
+ this.version = Preconditions.checkNotNull(version);
+ this.actor = Preconditions.checkNotNull(actor);
+ }
+
+ public final ActorRef getActor() {
+ return actor;
+ }
+
+ public final ABIVersion getVersion() {
+ return version;
+ }
+
+ @Override
+ public final int hashCode() {
+ return super.hashCode();
+ }
+
+ @Override
+ public final boolean equals(final Object obj) {
+ return super.equals(obj);
+ }
+
+ @Override
+ public final String toString() {
+ return addToStringAttributes(MoreObjects.toStringHelper(this)).toString();
+ }
+
+ protected ToStringHelper addToStringAttributes(final ToStringHelper toStringHelper) {
+ return toStringHelper.add("actor", actor).add("version", version);
+ }
+}