--- a/VDBAbstractApplication.st	Sat Jun 07 11:21:59 2014 +0100
+++ b/VDBAbstractApplication.st	Sat Jun 07 14:42:45 2014 +0100
@@ -27,6 +27,12 @@
     "Created: / 06-06-2014 / 21:47:26 / Jan Vrany <jan.vrany@fit.cvut.cz>"
 ! !
 
+!VDBAbstractApplication class methodsFor:'testing'!
+
+isAbstract
+    ^ self == VDBAbstractApplication
+! !
+
 !VDBAbstractApplication methodsFor:'acessing'!
 
 debugger