fix #9147 use StringBuilder instead of StringBuffer

diff --git a/cdmlib-commons/src/main/java/eu/etaxonomy/cdm/common/CdmUtils.java b/cdmlib-commons/src/main/java/eu/etaxonomy/cdm/common/CdmUtils.java
index dfc7282dfe7c90de1d29f8e32cf9aa23f577a6c5..2c36f0edf5a210be81a972de747b63fe09d777ba 100644 (file)
--- a/cdmlib-commons/src/main/java/eu/etaxonomy/cdm/common/CdmUtils.java
+++ b/cdmlib-commons/src/main/java/eu/etaxonomy/cdm/common/CdmUtils.java
@@ -180,7 +180,7 @@ public class CdmUtils {
      * @return String the concatenation result
      */
     static public String concat(CharSequence separator, String... strings){
-        StringBuffer result = new StringBuffer();
+        StringBuilder result = new StringBuilder();
         boolean allNull = true;
         for (String string : strings){
             if (string != null){