private List<String> defaultArgs(){
  List<String> args=new ArrayList<String>();
  args.add("--no-auth-cache");
  args.add("--non-interactive");
  args.add("--trust-server-cert");
  return args;
}

private List < String > defaultArgs ( ) { List < String > args = new ArrayList < String > ( ) ; args . add ( "--no-auth-cache" ) ; args . add ( "--non-interactive" ) ; args . add ( "--trust-server-cert" ) ; return args ; }
creates a list of arguments containing default values .
