return ((aname.compareTo(bname) < 0) ? true : false);
return (aname.compareTo(bname) < 0) ? true : false;
  protected boolean lt(File a, File b)  {    boolean aTrav = filechooser.isTraversable(a);    boolean bTrav = filechooser.isTraversable(b);    if (aTrav == bTrav)      {	String aname = a.getName().toLowerCase();	String bname = b.getName().toLowerCase();	return ((aname.compareTo(bname) < 0) ? true : false);      }    else      {	if (aTrav)	  return true;	else	  return false;      }  }