From ed280ebd0bb2ad9ea37897ab13c9b9279aa9ad11 Mon Sep 17 00:00:00 2001
From: Andrei Selkin <andreyselkin@gmail.com>
Date: Wed, 2 Sep 2015 01:15:19 +0300
Subject: [PATCH] Minor: refactoring of TreeWalker to increase readability

---
 src/main/java/com/puppycrawl/tools/checkstyle/TreeWalker.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/com/puppycrawl/tools/checkstyle/TreeWalker.java b/src/main/java/com/puppycrawl/tools/checkstyle/TreeWalker.java
index 912c40000..589c17f46 100755
--- a/src/main/java/com/puppycrawl/tools/checkstyle/TreeWalker.java
+++ b/src/main/java/com/puppycrawl/tools/checkstyle/TreeWalker.java
@@ -305,8 +305,8 @@ public final class TreeWalker
      * @throws CheckstyleException when validation of default tokens fails
      */
     private static void validateDefaultTokens(Check check) throws CheckstyleException {
-        final int[] defaultTokens = check.getDefaultTokens();
         if (check.getRequiredTokens().length != 0) {
+            final int[] defaultTokens = check.getDefaultTokens();
             Arrays.sort(defaultTokens);
             for (final int token : check.getRequiredTokens()) {
                 if (Arrays.binarySearch(defaultTokens, token) < 0) {