return validationException;
}
@Override
public void afterAdded() {
SchemaTreeModel stm = (SchemaTreeModel) (getLinkPanel().getTargetTree().getModel());
Linkable dummyNode = (Linkable) stm.getNodesIndexedByName().get("dummy1");
for(int i=0; i<getOutputArguments().length; i++){
TransformerArgument outputTA = getTransferArgument(getOutputArguments()[i]);
getLinkPanel().addLink(outputTA, dummyNode);