TDAT: public Command getCommand(Request request) { if (request instanceof ReconnectRequest) { Object view = ((ReconnectRequest) request).getConnectionEditPart() .getModel(); if (view instanceof View) { Integer id = new Integer(ModelVisualIDRegistry .getVisualID((View) view)); request.getExtendedData().put(VISUAL_ID_KEY, id); } } return super.getCommand(request); } COM: extended request data key to hold editpart visual id