359e2b221b55105c685c7ce4362b89b9fc86e628
[controller.git] / opendaylight / md-sal / sal-clustering-commons / src / main / java / org / opendaylight / controller / cluster / notifications / LeaderStateChanged.java
1 /*
2  * Copyright (c) 2015 Brocade Communications Systems, Inc. and others.  All rights reserved.
3  *
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
7  */
8 package org.opendaylight.controller.cluster.notifications;
9
10 import com.google.common.base.Preconditions;
11 import javax.annotation.Nonnull;
12 import javax.annotation.Nullable;
13
14
15 /**
16  * A local message initiated internally from the RaftActor when some state of a leader has changed.
17  *
18  * @author Thomas Pantelis
19  */
20 public class LeaderStateChanged {
21     private final String memberId;
22     private final String leaderId;
23     private final short leaderPayloadVersion;
24
25     public LeaderStateChanged(@Nonnull String memberId, @Nullable String leaderId, short leaderPayloadVersion) {
26         this.memberId = Preconditions.checkNotNull(memberId);
27         this.leaderId = leaderId;
28         this.leaderPayloadVersion = leaderPayloadVersion;
29     }
30
31     public @Nonnull String getMemberId() {
32         return memberId;
33     }
34
35     public @Nullable String getLeaderId() {
36         return leaderId;
37     }
38
39     public short getLeaderPayloadVersion() {
40         return leaderPayloadVersion;
41     }
42
43     @Override
44     public String toString() {
45         StringBuilder builder = new StringBuilder();
46         builder.append("LeaderStateChanged [memberId=").append(memberId).append(", leaderId=").append(leaderId)
47                 .append(", leaderPayloadVersion=").append(leaderPayloadVersion).append("]");
48         return builder.toString();
49     }
50 }

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