static {
String pattern = "EEE, dd MMM yyyy HH:mm:ss zzz";
tz = TimeZone.getTimeZone("GMT");
df = new SimpleDateFormat(pattern, Locale.US);
df.setTimeZone(tz);
}
/**
* Converts windows time in minutes from 1/1/1601 to <tt>Date</tt> object.
*
* @param time the number of minutes from 1/1/1601
* @return the <tt>Date</tt> object
*/
public static Date windowsTimeToDateObject(long time) {
// Date.parse("1/1/1601") == 11644473600000L
long date = time * 60000 - 11644473600000L;
date -= TimeZone.getDefault().getOffset(date);
return new Date(date);
}