opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/RaftActorContextImpl.java

   1 /*
   2  * Copyright (c) 2014 Cisco 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
   9 package org.opendaylight.controller.cluster.raft;
  10
  11 import akka.actor.ActorRef;
  12 import akka.actor.ActorSelection;
  13 import akka.actor.ActorSystem;
  14 import akka.actor.Props;
  15 import akka.actor.UntypedActorContext;
  16 import akka.event.LoggingAdapter;
  17
  18 import java.util.Map;
  19
  20 import static com.google.common.base.Preconditions.checkState;
  21
  22 public class RaftActorContextImpl implements RaftActorContext {
  23
  24     private final ActorRef actor;
  25
  26     private final UntypedActorContext context;
  27
  28     private final String id;
  29
  30     private final ElectionTerm termInformation;
  31
  32     private long commitIndex;
  33
  34     private long lastApplied;
  35
  36     private ReplicatedLog replicatedLog;
  37
  38     private final Map<String, String> peerAddresses;
  39
  40     private final LoggingAdapter LOG;
  41
  42     private final ConfigParams configParams;
  43
  44     public RaftActorContextImpl(ActorRef actor, UntypedActorContext context,
  45         String id,
  46         ElectionTerm termInformation, long commitIndex,
  47         long lastApplied, ReplicatedLog replicatedLog,
  48         Map<String, String> peerAddresses, ConfigParams configParams,
  49         LoggingAdapter logger) {
  50         this.actor = actor;
  51         this.context = context;
  52         this.id = id;
  53         this.termInformation = termInformation;
  54         this.commitIndex = commitIndex;
  55         this.lastApplied = lastApplied;
  56         this.replicatedLog = replicatedLog;
  57         this.peerAddresses = peerAddresses;
  58         this.configParams = configParams;
  59         this.LOG = logger;
  60     }
  61
  62     public ActorRef actorOf(Props props){
  63         return context.actorOf(props);
  64     }
  65
  66     public ActorSelection actorSelection(String path){
  67         return context.actorSelection(path);
  68     }
  69
  70     public String getId() {
  71         return id;
  72     }
  73
  74     public ActorRef getActor() {
  75         return actor;
  76     }
  77
  78     public ElectionTerm getTermInformation() {
  79         return termInformation;
  80     }
  81
  82     public long getCommitIndex() {
  83         return commitIndex;
  84     }
  85
  86     @Override public void setCommitIndex(long commitIndex) {
  87         this.commitIndex = commitIndex;
  88     }
  89
  90     public long getLastApplied() {
  91         return lastApplied;
  92     }
  93
  94     @Override public void setLastApplied(long lastApplied) {
  95         this.lastApplied = lastApplied;
  96     }
  97
  98     @Override public void setReplicatedLog(ReplicatedLog replicatedLog) {
  99         this.replicatedLog = replicatedLog;
 100     }
 101
 102     @Override public ReplicatedLog getReplicatedLog() {
 103         return replicatedLog;
 104     }
 105
 106     @Override public ActorSystem getActorSystem() {
 107         return context.system();
 108     }
 109
 110     @Override public LoggingAdapter getLogger() {
 111         return this.LOG;
 112     }
 113
 114     @Override public Map<String, String> getPeerAddresses() {
 115         return peerAddresses;
 116     }
 117
 118     @Override public String getPeerAddress(String peerId) {
 119         return peerAddresses.get(peerId);
 120     }
 121
 122     @Override public ConfigParams getConfigParams() {
 123         return configParams;
 124     }
 125
 126     @Override public void addToPeers(String name, String address) {
 127         peerAddresses.put(name, address);
 128     }
 129
 130     @Override public void removePeer(String name) {
 131         peerAddresses.remove(name);
 132     }
 133
 134     @Override public ActorSelection getPeerActorSelection(String peerId) {
 135         String peerAddress = getPeerAddress(peerId);
 136         if(peerAddress != null){
 137             return actorSelection(peerAddress);
 138         }
 139         return null;
 140     }
 141
 142     @Override public void setPeerAddress(String peerId, String peerAddress) {
 143         LOG.info("Peer address for peer {} set to {}", peerId, peerAddress);
 144         checkState(peerAddresses.containsKey(peerId), peerId + " is unknown");
 145
 146         peerAddresses.put(peerId, peerAddress);
 147     }
 148 }