diff -r eea0065bcc1a -r e078953818d2 launcher/src/main/java/org/apidesign/bck2brwsr/launcher/Console.java
--- a/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/Console.java	Thu Dec 20 08:59:47 2012 +0100
+++ b/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/Console.java	Thu Dec 20 11:03:34 2012 +0100
@@ -83,6 +83,11 @@
             log(ex.getMessage());
         }
     }
+    
+    static String invoke(String clazz, String method) throws ClassNotFoundException, InvocationTargetException, IllegalAccessException {
+        final Object r = invokeMethod(clazz, method);
+        return r == null ? "null" : r.toString().toString();
+    }
 
     private static Object invokeMethod(String clazz, String method) 
     throws ClassNotFoundException, InvocationTargetException,