add final for watch stub

etcd-io · Sep 5, 2016 · 4e55cac · 4e55cac
1 parent d3fbf46
commit 4e55cac
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/main/java/com/coreos/jetcd/EtcdWatchImpl.java b/src/main/java/com/coreos/jetcd/EtcdWatchImpl.java
@@ -26,7 +26,7 @@ public class EtcdWatchImpl implements EtcdWatch {
 
     private ConcurrentHashMap<Long, WatcherImpl> watchers = new ConcurrentHashMap<>();
 
-    private WatchGrpc.WatchStub watchStub;
+    private final WatchGrpc.WatchStub watchStub;
 
     private ConcurrentLinkedQueue<Pair<WatcherImpl, CompletableFuture<Watcher>>> pendingCreateWatchers = new ConcurrentLinkedQueue<>();
     private Map<Long, CompletableFuture<Boolean>> pendingCancelFutures = new ConcurrentHashMap<>();