/** 返回指定日期属于全年的周数 */
public Integer evaluate(java.sql.Date d) {
if (d == null) {
return null;
}
initDateFormat(null);
calendar.setTimeZone(dateParser.getTimeZone());
calendar.setTime(d);
return calendar.get(Calendar.WEEK_OF_YEAR);
}
/** 返回指定日期属于全年的周数 */
public Integer evaluate(Timestamp t) {
if (t == null) {
return null;
}
initDateFormat(null);
calendar.setTimeZone(dateParser.getTimeZone());
calendar.setTime(t);
return calendar.get(Calendar.WEEK_OF_YEAR);
}
private long getTime(String dateString) throws StreamingException {
if (isTimestampType) {
Timestamp ts = (Timestamp) timestampParser.createValue(dateString);
return ts.getTime();
} else {
Date dt = (Date) dateParser.createValue(dateString);
return dt.getTime();
}
}
private void initDateFormat(String dateString) {
calendar = Calendar.getInstance();
calendar.setFirstDayOfWeek(Calendar.MONDAY);
calendar.setMinimalDaysInFirstWeek(4);
if (Strings.isNullOrEmpty(dateString)) {
return;
}
if (isTimestampType == null) {
initDataType(dateString);
if (isTimestampType) {
calendar.setTimeZone(timestampParser.getTimeZone());
} else {
calendar.setTimeZone(dateParser.getTimeZone());
}
}
}