Index: org/apache/catalina/tribes/tipis/AbstractReplicatedMap.java
===================================================================
--- org/apache/catalina/tribes/tipis/AbstractReplicatedMap.java	(revision 831814)
+++ org/apache/catalina/tribes/tipis/AbstractReplicatedMap.java	(working copy)
@@ -1201,7 +1201,7 @@
         }
         
         public String toString() {
-            StringBuffer buf = new StringBuffer("MapEntry[key:");
+            StringBuilder buf = new StringBuilder("MapEntry[key:");
             buf.append(getKey()).append("; ");
             buf.append("value:").append(getValue()).append("; ");
             buf.append("primary:").append(isPrimary()).append("; ");
@@ -1240,7 +1240,7 @@
         private Member primary;
         
         public String toString() {
-            StringBuffer buf = new StringBuffer("MapMessage[context=");
+            StringBuilder buf = new StringBuilder("MapMessage[context=");
             buf.append(new String(mapId));
             buf.append("; type=");
             buf.append(getTypeDesc());