fix: prevent possible NPE

SumoLogic · Aug 15, 2016 · c688b52 · c688b52
1 parent 56dad7a
commit c688b52
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/archaius-etcd/src/main/java/com/netflix/config/source/EtcdConfigurationSource.java b/archaius-etcd/src/main/java/com/netflix/config/source/EtcdConfigurationSource.java
@@ -68,6 +68,10 @@ private void init() {
     }
 
     private void cacheValues(Node configNode) {
+        if(configNode == null || configNode.getNodes() == null) {
+            return;
+        }
+
         for (Node valueNode : configNode.getNodes()) {
             final String etcdKey = valueNode.key();
             final String sourceKey = Iterables.getLast(keySplitter.split(etcdKey));