return MainForm.wildcardSqlToUser((String) getValue());
return MainForm.wildcardSqlToUser(getValue().toString());
    public String getDisplayValue() {        if (op == ConstraintOp.MATCHES || op == ConstraintOp.DOES_NOT_MATCH) {            return MainForm.wildcardSqlToUser((String) getValue());        } else {            return (String) getValue();        }    }