Problemas com Data (usando VRaptor)

@Converts(Date.class)
public class DateConverter implements Converter<Date> {

    public Date convert(String value, .....) {
        return new SimpleDateFormat("dd/mm/aaaa").parse(value);
    }
}

@Convert(Date.class)
@ApplicationScoped
public class DateConverter implements Converter<Date> {

	public Date convert(String value, Class<? extends Date> type, ResourceBundle bundle) {
		if (value == null || value.equals("")) {
			return null;
		}
		try {
			return (Date) new SimpleDateFormat("dd/mm/aaaa").parse(value);
		} catch (ParseException e) {
			e.printStackTrace();
			throw new ConversionError(MessageFormat.format(bundle.getString("is_not_a_valid_date"), value));
		}
	}

}