performance improvement: avoiding charAt range checks is worth the

cost of toCharArray
2002-12-25 23:27:31 +00:00 · 2002-12-25 23:27:31 +00:00 · 28753ca5fe
parent 4e0914c73b
commit 28753ca5fe
1 changed files with 2 additions and 1 deletions
--- a/src/checkstyle/com/puppycrawl/tools/checkstyle/api/Utils.java
+++ b/src/checkstyle/com/puppycrawl/tools/checkstyle/api/Utils.java
@ -101,8 +101,9 @@ public final class Utils
                                         int aTabWidth)
    {
        int len = 0;
+        final char[] chars = aString.toCharArray();
        for (int idx = 0; idx < aToIdx; idx++) {
-            if (aString.charAt(idx) == '\t') {
+            if (chars[idx] == '\t') {
                len = (len / aTabWidth + 1) * aTabWidth;
            }
            else {