X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-akka-raft%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fraft%2FFollowerLogInformationImpl.java;h=7a690d3d18be84433f9e37c874a88b277b83f7cb;hb=5fd83cdc5cf9d185a690cc40ec8acb67156c3a5f;hp=9820638ab706ba0753da5ff1d574bc657da9b962;hpb=1ccea52a9d18baf3d12c70232ba697941f71c7f6;p=controller.git

diff --git a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/FollowerLogInformationImpl.java b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/FollowerLogInformationImpl.java
index 9820638ab7..7a690d3d18 100644
--- a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/FollowerLogInformationImpl.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/FollowerLogInformationImpl.java
@@ -9,64 +9,69 @@
 package org.opendaylight.controller.cluster.raft;
 
 import com.google.common.base.Stopwatch;
-import scala.concurrent.duration.FiniteDuration;
-
 import java.util.concurrent.TimeUnit;
-import java.util.concurrent.atomic.AtomicLong;
+import java.util.concurrent.atomic.AtomicLongFieldUpdater;
+import scala.concurrent.duration.FiniteDuration;
 
 public class FollowerLogInformationImpl implements FollowerLogInformation {
+    private static final AtomicLongFieldUpdater<FollowerLogInformationImpl> NEXT_INDEX_UPDATER = AtomicLongFieldUpdater.newUpdater(FollowerLogInformationImpl.class, "nextIndex");
+    private static final AtomicLongFieldUpdater<FollowerLogInformationImpl> MATCH_INDEX_UPDATER = AtomicLongFieldUpdater.newUpdater(FollowerLogInformationImpl.class, "matchIndex");
 
     private final String id;
 
-    private final AtomicLong nextIndex;
+    private final Stopwatch stopwatch = new Stopwatch();
 
-    private final AtomicLong matchIndex;
+    private final long followerTimeoutMillis;
 
-    private final Stopwatch stopwatch;
+    private volatile long nextIndex;
 
-    private final long followerTimeoutMillis;
+    private volatile long matchIndex;
 
     public FollowerLogInformationImpl(String id, long nextIndex,
         long matchIndex, FiniteDuration followerTimeoutDuration) {
         this.id = id;
-        this.nextIndex = new AtomicLong(nextIndex);
-        this.matchIndex = new AtomicLong(matchIndex);
-        this.stopwatch = new Stopwatch();
+        this.nextIndex = nextIndex;
+        this.matchIndex = matchIndex;
         this.followerTimeoutMillis = followerTimeoutDuration.toMillis();
     }
 
+    @Override
     public long incrNextIndex(){
-        return nextIndex.incrementAndGet();
+        return NEXT_INDEX_UPDATER.incrementAndGet(this);
     }
 
     @Override
     public long decrNextIndex() {
-        return nextIndex.decrementAndGet();
+        return NEXT_INDEX_UPDATER.decrementAndGet(this);
     }
 
     @Override
     public void setNextIndex(long nextIndex) {
-        this.nextIndex.set(nextIndex);
+        this.nextIndex = nextIndex;
     }
 
+    @Override
     public long incrMatchIndex(){
-        return matchIndex.incrementAndGet();
+        return MATCH_INDEX_UPDATER.incrementAndGet(this);
     }
 
     @Override
     public void setMatchIndex(long matchIndex) {
-        this.matchIndex.set(matchIndex);
+        this.matchIndex = matchIndex;
     }
 
+    @Override
     public String getId() {
         return id;
     }
 
-    public AtomicLong getNextIndex() {
+    @Override
+    public long getNextIndex() {
         return nextIndex;
     }
 
-    public AtomicLong getMatchIndex() {
+    @Override
+    public long getMatchIndex() {
         return matchIndex;
     }