if (threshold == 0) {
if (threshold < 0) {
    protected void performDefaults() {		String[] order;		IPreferenceStore prefs= JavaPlugin.getDefault().getPreferenceStore();		String str= prefs.getDefaultString(PREF_IMPORTORDER);		if (str != null) {			order= unpackOrderList(str);		} else {			order= new String[0];		}		int threshold= prefs.getDefaultInt(PREF_ONDEMANDTHRESHOLD);		if (threshold == 0) {			threshold= Integer.MAX_VALUE;		}		boolean ignoreLowerCase= prefs.getDefaultBoolean(PREF_IGNORELOWERCASE);		initialize(order, threshold, ignoreLowerCase);		    }