2 * Copyright (c) 2014 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
9 package org.opendaylight.controller.cluster.raft;
11 import static com.google.common.base.Preconditions.checkState;
12 import akka.actor.ActorRef;
13 import akka.actor.ActorSelection;
14 import akka.actor.ActorSystem;
15 import akka.actor.Props;
16 import akka.actor.UntypedActorContext;
18 import org.slf4j.Logger;
20 public class RaftActorContextImpl implements RaftActorContext {
22 private final ActorRef actor;
24 private final UntypedActorContext context;
26 private final String id;
28 private final ElectionTerm termInformation;
30 private long commitIndex;
32 private long lastApplied;
34 private ReplicatedLog replicatedLog;
36 private final Map<String, String> peerAddresses;
38 private final Logger LOG;
40 private ConfigParams configParams;
42 private boolean snapshotCaptureInitiated;
44 // Snapshot manager will need to be created on demand as it needs raft actor context which cannot
45 // be passed to it in the constructor
46 private SnapshotManager snapshotManager;
48 public RaftActorContextImpl(ActorRef actor, UntypedActorContext context,
50 ElectionTerm termInformation, long commitIndex,
51 long lastApplied, ReplicatedLog replicatedLog,
52 Map<String, String> peerAddresses, ConfigParams configParams,
55 this.context = context;
57 this.termInformation = termInformation;
58 this.commitIndex = commitIndex;
59 this.lastApplied = lastApplied;
60 this.replicatedLog = replicatedLog;
61 this.peerAddresses = peerAddresses;
62 this.configParams = configParams;
66 void setConfigParams(ConfigParams configParams) {
67 this.configParams = configParams;
71 public ActorRef actorOf(Props props){
72 return context.actorOf(props);
76 public ActorSelection actorSelection(String path){
77 return context.actorSelection(path);
81 public String getId() {
86 public ActorRef getActor() {
91 public ElectionTerm getTermInformation() {
92 return termInformation;
96 public long getCommitIndex() {
100 @Override public void setCommitIndex(long commitIndex) {
101 this.commitIndex = commitIndex;
105 public long getLastApplied() {
109 @Override public void setLastApplied(long lastApplied) {
110 this.lastApplied = lastApplied;
113 @Override public void setReplicatedLog(ReplicatedLog replicatedLog) {
114 this.replicatedLog = replicatedLog;
117 @Override public ReplicatedLog getReplicatedLog() {
118 return replicatedLog;
121 @Override public ActorSystem getActorSystem() {
122 return context.system();
125 @Override public Logger getLogger() {
129 @Override public Map<String, String> getPeerAddresses() {
130 return peerAddresses;
133 @Override public String getPeerAddress(String peerId) {
134 return peerAddresses.get(peerId);
137 @Override public ConfigParams getConfigParams() {
141 @Override public void addToPeers(String name, String address) {
142 peerAddresses.put(name, address);
145 @Override public void removePeer(String name) {
146 peerAddresses.remove(name);
149 @Override public ActorSelection getPeerActorSelection(String peerId) {
150 String peerAddress = getPeerAddress(peerId);
151 if(peerAddress != null){
152 return actorSelection(peerAddress);
157 @Override public void setPeerAddress(String peerId, String peerAddress) {
158 LOG.info("Peer address for peer {} set to {}", peerId, peerAddress);
159 checkState(peerAddresses.containsKey(peerId), peerId + " is unknown");
161 peerAddresses.put(peerId, peerAddress);
164 public SnapshotManager getSnapshotManager() {
165 if(snapshotManager == null){
166 snapshotManager = new SnapshotManager(this, LOG);
168 return snapshotManager;