-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
+ }
+ };
+