format code

src/main/java/mousio/etcd4j/EtcdUtil.java

@@ -194,14 +194,16 @@ public String transform(String s) {
    */
   private static void iterateOverNodes(ObjectNode json, EtcdNode node) {
     if (node.isDir()) {
-      for(EtcdNode n: node.getNodes())
+      for(EtcdNode n: node.getNodes()) {
         iterateOverNodes(json, n);
+      }
     } else {
       List<String> keyPath = new ArrayList<>();
 
       for (String key: node.getKey().split("/")) {
-        if (!key.isEmpty())
+        if (!key.isEmpty()) {
           keyPath.add(key);
+        }
       }
 
       ObjectNode jsonNodes = json;

src/main/java/mousio/etcd4j/transport/EtcdNettyClient.java

@@ -175,6 +175,7 @@ protected Bootstrap getBootstrap() {
    * @param etcdRequest Etcd Request to send
    * @return Promise for the request.
    */
+  @Override
   public <R> EtcdResponsePromise<R> send(final EtcdRequest<R> etcdRequest) throws IOException {
     ConnectionState connectionState = new ConnectionState(uris, lastWorkingUriIndex);