1
我已經編寫了一個測試,將XMLGregorianCalendar日期轉換爲java.util.Date並返回。我的開始xml日期的字符串值爲「2015-02-03T11:32:41.000755」,但在它從java.util.Date轉換回XMLGregorianCalendar後,字符串值爲「2015-02-03T11:32:41.000」。有沒有人有想法改變代碼,以便保留xml日期的最後3位數字?如果從XMLGregorianCalendar轉換爲java.util.Date,精確度損失
感謝, 埃裏克
下面是代碼:
public class XMLCalendarTest {
@Test
public void testDateFormats() {
try {
// DateTime (yyyy-MM-dd'T'HH:mm:ss.SSSSSS)
final String dateTimeText = "2015-02-03T11:32:41.000755";
XMLGregorianCalendar xmlDateTime = DatatypeFactory.newInstance().newXMLGregorianCalendar(dateTimeText);
Assert.assertEquals(dateTimeText, xmlDateTime.toXMLFormat());
// after converting from Date the XML date is "2015-02-03T11:32:41.000" --> why?
Assert.assertEquals(dateTimeText, createXMLDateTime(createDate(xmlDateTime)));
} catch (DatatypeConfigurationException e) {
e.printStackTrace();
}
}
private XMLGregorianCalendar createXMLDateTime(final Date date) throws DatatypeConfigurationException {
if (date == null) {
return null;
}
final GregorianCalendar c = new GregorianCalendar();
c.setTime(date);
final XMLGregorianCalendar xmlCalendar = DatatypeFactory.newInstance().newXMLGregorianCalendar(c);
xmlCalendar.setTimezone(DatatypeConstants.FIELD_UNDEFINED);
return xmlCalendar;
}
private static Date createDate(final XMLGregorianCalendar xmlCalendar) {
if (xmlCalendar != null) {
return xmlCalendar.toGregorianCalendar().getTime();
}
return null;
}
}