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			)
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			)
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public class DateServiceImpl implements DateService {
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public class DateServiceImpl implements DateService {
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	private static String ERR_INVALIDFORMAT = "Invalid format pattern.";
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	private static String ERR_INVALIDFORMAT = "Invalid format pattern.";
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	private static String ERR_INVALIDTIMEZONE = "Invalid timezone.";
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	private static String ERR_INVALIDTIMEZONE = "Invalid timezone.";
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	@Override
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	public GregorianCalendar getDate(String timezone) throws XServicesFault {
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	public GregorianCalendar getDate(String timezone) throws XServicesFault {
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		if (! isValidTimezone(timezone) ) {
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		if (! isValidTimezone(timezone) ) {
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			String valid_ids = "";
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			String valid_ids = "";
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			String[] tid = TimeZone.getAvailableIDs();
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			String[] tid = TimeZone.getAvailableIDs();
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			if (timezone == null || timezone.length()<1 ) timezone = "GMT0";
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			if (timezone == null || timezone.length()<1 ) timezone = "GMT0";
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			GregorianCalendar c = new GregorianCalendar(TimeZone.getTimeZone(timezone));
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			GregorianCalendar c = new GregorianCalendar(TimeZone.getTimeZone(timezone));
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			return c;
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			return c;
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	}
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	}
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	@Override
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	public BigInteger getTimestamp() {
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	public BigInteger getTimestamp() {
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		Date d = new Date();
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		Date d = new Date();
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		long l = d.getTime();
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		long l = d.getTime();
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		BigInteger timestamp = new BigInteger(Long.toString(l));
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		BigInteger timestamp = new BigInteger(Long.toString(l));
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		return timestamp;
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		return timestamp;
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	}
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	}
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	@Override
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	public GregorianCalendar getInTimezone(GregorianCalendar cal,
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	public GregorianCalendar getInTimezone(GregorianCalendar cal,
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			String timezone) throws XServicesFault {
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			String timezone) throws XServicesFault {
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		if(! isValidTimezone(timezone)) throw new XServicesFault(ERR_INVALIDTIMEZONE);
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		if(! isValidTimezone(timezone)) throw new XServicesFault(ERR_INVALIDTIMEZONE);
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		GregorianCalendar c = new GregorianCalendar(TimeZone.getTimeZone(timezone));
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		GregorianCalendar c = new GregorianCalendar(TimeZone.getTimeZone(timezone));
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		c.setTimeInMillis(cal.getTimeInMillis());
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		c.setTimeInMillis(cal.getTimeInMillis());
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		return c;
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		return c;
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	}
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	}
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	@Override
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	public String formatDate(GregorianCalendar cal, DateFormatType format) throws XServicesFault {
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	public String formatDate(GregorianCalendar cal, DateFormatType format) throws XServicesFault {
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		return formatDateAdvanced(cal, format.format());
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		return formatDateAdvanced(cal, format.format());
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	}
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	}
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	@Override
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	public String formatDateAdvanced(GregorianCalendar cal, String format)
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	public String formatDateAdvanced(GregorianCalendar cal, String format)
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			throw new XServicesFault(ERR_INVALIDFORMAT + e.getMessage());
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			throw new XServicesFault(ERR_INVALIDFORMAT + e.getMessage());
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		}
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		}
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		return result;
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		return result;
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	}
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	}
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	@Override
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	public GregorianCalendar parseDate(String s, DateFormatType format, String timezone) throws XServicesFault {
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	public GregorianCalendar parseDate(String s, DateFormatType format, String timezone) throws XServicesFault {
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		return parseDateAdvanced(s, format.format(), timezone);
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		return parseDateAdvanced(s, format.format(), timezone);
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	}
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	}
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	@Override
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	public GregorianCalendar parseDateAdvanced(String s, String format, String timezone) throws XServicesFault {
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	public GregorianCalendar parseDateAdvanced(String s, String format, String timezone) throws XServicesFault {
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		SimpleDateFormat f = null;
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		SimpleDateFormat f = null;
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		Date date = null;
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		Date date = null;
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		cal.setTimeZone(TimeZone.getTimeZone(timezone));
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		cal.setTimeZone(TimeZone.getTimeZone(timezone));
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		cal.setTime(date);
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		cal.setTime(date);
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		return cal;
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		return cal;
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	}
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	}
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	@Override
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	public BigInteger dateTimeDiff(GregorianCalendar fromCal,
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	public BigInteger dateTimeDiff(GregorianCalendar fromCal,
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			GregorianCalendar toCal) throws XServicesFault {
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			GregorianCalendar toCal) throws XServicesFault {
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		long diff = toCal.getTimeInMillis() - fromCal.getTimeInMillis();
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		long diff = toCal.getTimeInMillis() - fromCal.getTimeInMillis();
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		BigInteger d = new BigInteger(String.valueOf(diff), 10);
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		BigInteger d = new BigInteger(String.valueOf(diff), 10);
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		return d;
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		return d;
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	}
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	}
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	@Override
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	public BigInteger dateTimeDiff2(GregorianCalendar fromCal,
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	public BigInteger dateTimeDiff2(GregorianCalendar fromCal,
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			GregorianCalendar toCal, DateTimeUnits unit) throws XServicesFault {
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			GregorianCalendar toCal, DateTimeUnits unit) throws XServicesFault {
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		BigInteger d = dateTimeDiff(fromCal, toCal);
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		BigInteger d = dateTimeDiff(fromCal, toCal);
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			d = d.divide(new BigInteger("86400000"));
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			d = d.divide(new BigInteger("86400000"));
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		}
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		}
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		return d;
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		return d;
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	}
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	}
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	@Override
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	public GregorianCalendar dateAdd(GregorianCalendar cal, BigInteger value, DateTimeUnits unit)
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	public GregorianCalendar dateAdd(GregorianCalendar cal, BigInteger value, DateTimeUnits unit)
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			throws XServicesFault {
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			throws XServicesFault {
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		switch (unit) {
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		switch (unit) {
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		case SECONDS:
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		case SECONDS: