1 files changed, 3 insertions, 2 deletions
diff --git a/src/jdk/nashorn/internal/runtime/regexp/joni/ast/StateNode.java b/src/jdk/nashorn/internal/runtime/regexp/joni/ast/StateNode.java
index d2b3c954..2d75ebc8 100644
--- a/src/jdk/nashorn/internal/runtime/regexp/joni/ast/StateNode.java
+++ b/src/jdk/nashorn/internal/runtime/regexp/joni/ast/StateNode.java
@@ -21,16 +21,17 @@ package jdk.nashorn.internal.runtime.regexp.joni.ast;
 
 import jdk.nashorn.internal.runtime.regexp.joni.constants.NodeStatus;
 
+@SuppressWarnings("javadoc")
 public abstract class StateNode extends Node implements NodeStatus {
     protected int state;
 
     @Override
-    public String toString(int level) {
+    public String toString(final int level) {
         return "\n  state: " + stateToString();
     }
 
     public String stateToString() {
-        StringBuilder states = new StringBuilder();
+        final StringBuilder states = new StringBuilder();
         if (isMinFixed()) states.append("MIN_FIXED ");
         if (isMaxFixed()) states.append("MAX_FIXED ");
         if (isMark1()) states.append("MARK1 ");