Use String concatenation instead of StringBuffer/Builder

[yangtools.git] / yang / yang-data-api / src / main / java / org / opendaylight / yangtools / yang / data / api / schema / NormalizedNodes.java

diff --git a/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/schema/NormalizedNodes.java b/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/schema/NormalizedNodes.java
index 64556ec1d39e3c90b858afe2663d33bf79d6016f..835855f45e109f87ef68100ebedec18ea25bbcdb 100644 (file)
--- a/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/schema/NormalizedNodes.java
+++ b/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/schema/NormalizedNodes.java
@@ -127,10 +127,8 @@ public final class NormalizedNodes {
 
     private static String toStringTree(final PathArgument identifier) {
         if (identifier instanceof NodeIdentifierWithPredicates) {
-            StringBuilder builder = new StringBuilder();
-            builder.append(identifier.getNodeType().getLocalName());
-            builder.append(((NodeIdentifierWithPredicates) identifier).getKeyValues().values());
-            return builder.toString();
+            return identifier.getNodeType().getLocalName() +
+                    ((NodeIdentifierWithPredicates) identifier).getKeyValues().values();
         } else if (identifier instanceof AugmentationIdentifier) {
             return "augmentation";
         } else {