X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-akka-raft%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fraft%2Fbase%2Fmessages%2FApplySnapshot.java;h=7fec7e25f9399a0f6ce71ebf7dc60f43bb4e0eec;hp=54ee02a057ec1805d70e1a15cc264ab3eb0ea956;hb=fb81da23c32b8a332d2cc25e4b15e13b3d2963cd;hpb=71ef4097b2cb06531766c053c3486745e3a5b6ee

diff --git a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/ApplySnapshot.java b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/ApplySnapshot.java
index 54ee02a057..7fec7e25f9 100644
--- a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/ApplySnapshot.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/ApplySnapshot.java
@@ -8,22 +8,52 @@
 
 package org.opendaylight.controller.cluster.raft.base.messages;
 
-import org.opendaylight.controller.cluster.raft.Snapshot;
-
-import java.io.Serializable;
+import akka.dispatch.ControlMessage;
+import com.google.common.base.Preconditions;
+import javax.annotation.Nonnull;
+import org.opendaylight.controller.cluster.raft.persisted.Snapshot;
 
 /**
- * Internal message, issued by follower to its actor
+ * Internal message, issued by follower to its actor.
  */
-public class ApplySnapshot implements Serializable {
-    private static final long serialVersionUID = 1L;
+public class ApplySnapshot implements ControlMessage {
+    private static final Callback NOOP_CALLBACK = new Callback() {
+        @Override
+        public void onSuccess() {
+            // No-op
+        }
+
+        @Override
+        public void onFailure() {
+            // No-op
+        }
+    };
+
     private final Snapshot snapshot;
+    private final Callback callback;
 
     public ApplySnapshot(Snapshot snapshot) {
-        this.snapshot = snapshot;
+        this(snapshot, NOOP_CALLBACK);
+    }
+
+    public ApplySnapshot(@Nonnull Snapshot snapshot, @Nonnull Callback callback) {
+        this.snapshot = Preconditions.checkNotNull(snapshot);
+        this.callback = Preconditions.checkNotNull(callback);
     }
 
+    @Nonnull
     public Snapshot getSnapshot() {
         return snapshot;
     }
+
+    @Nonnull
+    public Callback getCallback() {
+        return callback;
+    }
+
+    public interface Callback {
+        void onSuccess();
+
+        void onFailure();
+    }
 }