public void deleteAll() {
   if (confirmDeletionWarning("")) {
     super.deleteAll();
     Iterator itr = getActivity().findDataMappings(getData(), null);
     if (itr.hasNext()) {
       while (itr.hasNext()) {
         IDataMapping mapping = (IDataMapping) itr.next();
         getActivity().removeFromDataMappings(mapping);
       }
     }
   }
 }