2 * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.controller.cluster.access.client;
10 import akka.actor.ActorRef;
11 import com.google.common.base.MoreObjects;
12 import com.google.common.base.MoreObjects.ToStringHelper;
13 import com.google.common.base.Preconditions;
14 import org.opendaylight.controller.cluster.access.ABIVersion;
17 * Basic information about how to talk to the backend. ClientActorBehavior uses this information to dispatch requests
21 * This class is not final so concrete actor behavior implementations may subclass it and track more information about
22 * the backend. The {@link #hashCode()} and {@link #equals(Object)} methods are made final to ensure subclasses compare
25 * @author Robert Varga
27 public class BackendInfo {
28 private final ABIVersion version;
29 private final ActorRef actor;
30 private final int maxMessages;
31 private final long sessionId;
33 protected BackendInfo(final ActorRef actor, final long sessionId, final ABIVersion version, final int maxMessages) {
34 this.version = Preconditions.checkNotNull(version);
35 this.actor = Preconditions.checkNotNull(actor);
36 Preconditions.checkArgument(maxMessages > 0, "Maximum messages has to be positive, not %s", maxMessages);
37 this.maxMessages = maxMessages;
38 this.sessionId = sessionId;
41 public final ActorRef getActor() {
45 public final ABIVersion getVersion() {
49 public final int getMaxMessages() {
53 public final long getSessionId() {
58 public final int hashCode() {
59 return super.hashCode();
63 public final boolean equals(final Object obj) {
64 return super.equals(obj);
68 public final String toString() {
69 return addToStringAttributes(MoreObjects.toStringHelper(this)).toString();
72 protected ToStringHelper addToStringAttributes(final ToStringHelper toStringHelper) {
73 return toStringHelper.add("actor", actor).add("sessionId", sessionId).add("version", version)
74 .add("maxMessages", maxMessages);