myCon.removeAll(); myCon.invalidate();
    public void tearDown() throws SQLException, ClassNotFoundException {//          Connection dbConnection = openConnection();//          removeAll(dbConnection);//          dbConnection.close();        initializerServiceProvider.releaseService(null,                                                  this,                                                  InitializerService.class,                                                  initializerService);        dbp = null;        substitutions = null;    }