1 files changed, 6 insertions, 4 deletions
diff --git a/qadevOOo/tests/java/ifc/i18n/_XCollator.java b/qadevOOo/tests/java/ifc/i18n/_XCollator.java
index 48a3d7f50204..a9eece7f7bcc 100644
--- a/qadevOOo/tests/java/ifc/i18n/_XCollator.java
+++ b/qadevOOo/tests/java/ifc/i18n/_XCollator.java
@@ -408,12 +408,14 @@ public class _XCollator extends MultiMethodTest {
     */
     public String toUnicode(String str) {
         char[] chars = str.toCharArray() ;
-        String res = "" ;
+        StringBuilder res = new StringBuilder();
         for (int i = 0; i < chars.length; i++) {
-            if (i != 0) res += "," ;
-            res += Integer.toHexString(chars[i]) ;
+            if (i != 0) {
+                res.append(",");
+            }
+            res.append(Integer.toHexString(chars[i]));
         }
-        return res ;
+        return res.toString();
     }
 
 }