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 final ReplicatedLog replicatedLog;
  37
  38     private final Map<String, String> peerAddresses;
  39
  40     private final LoggingAdapter LOG;
  41
  42     public RaftActorContextImpl(ActorRef actor, UntypedActorContext context,
  43         String id,
  44         ElectionTerm termInformation, long commitIndex,
  45         long lastApplied, ReplicatedLog replicatedLog, Map<String, String> peerAddresses, LoggingAdapter logger) {
  46         this.actor = actor;
  47         this.context = context;
  48         this.id = id;
  49         this.termInformation = termInformation;
  50         this.commitIndex = commitIndex;
  51         this.lastApplied = lastApplied;
  52         this.replicatedLog = replicatedLog;
  53         this.peerAddresses = peerAddresses;
  54         this.LOG = logger;
  55     }
  56
  57     public ActorRef actorOf(Props props){
  58         return context.actorOf(props);
  59     }
  60
  61     public ActorSelection actorSelection(String path){
  62         return context.actorSelection(path);
  63     }
  64
  65     public String getId() {
  66         return id;
  67     }
  68
  69     public ActorRef getActor() {
  70         return actor;
  71     }
  72
  73     public ElectionTerm getTermInformation() {
  74         return termInformation;
  75     }
  76
  77     public long getCommitIndex() {
  78         return commitIndex;
  79     }
  80
  81     @Override public void setCommitIndex(long commitIndex) {
  82         this.commitIndex = commitIndex;
  83     }
  84
  85     public long getLastApplied() {
  86         return lastApplied;
  87     }
  88
  89     @Override public void setLastApplied(long lastApplied) {
  90         this.lastApplied = lastApplied;
  91     }
  92
  93     @Override public ReplicatedLog getReplicatedLog() {
  94         return replicatedLog;
  95     }
  96
  97     @Override public ActorSystem getActorSystem() {
  98         return context.system();
  99     }
 100
 101     @Override public LoggingAdapter getLogger() {
 102         return this.LOG;
 103     }
 104
 105     @Override public Map<String, String> getPeerAddresses() {
 106         return peerAddresses;
 107     }
 108
 109     @Override public String getPeerAddress(String peerId) {
 110         return peerAddresses.get(peerId);
 111     }
 112
 113     @Override public void addToPeers(String name, String address) {
 114         peerAddresses.put(name, address);
 115     }
 116
 117     @Override public void removePeer(String name) {
 118         peerAddresses.remove(name);
 119     }
 120
 121     @Override public ActorSelection getPeerActorSelection(String peerId) {
 122         String peerAddress = getPeerAddress(peerId);
 123         if(peerAddress != null){
 124             return actorSelection(peerAddress);
 125         }
 126         return null;
 127     }
 128
 129     @Override public void setPeerAddress(String peerId, String peerAddress) {
 130         LOG.info("Peer address for peer {} set to {}", peerId, peerAddress);
 131         checkState(peerAddresses.containsKey(peerId), peerId + " is unknown");
 132
 133         peerAddresses.put(peerId, peerAddress);
 134     }
 135 }