[转贴]XMLGregorianCalendar类型和Date类型之间的相互转换
import java.text.SimpleDateFormat;import java.util.Date;import java.util.GregorianCalendar;import javax.xml.datatype.DatatypeFactory;import javax.xml.datatype.XMLGregorianCalendar;/** * XMLGregorianCalendar类型和Date类型之间的相互转换 * @author Xin * 2010-06-12 */public class DateTest { public XMLGregorianCalendar convertToXMLGregorianCalendar(Date date) { GregorianCalendar cal = new GregorianCalendar(); cal.setTime(date); XMLGregorianCalendar gc = null; try { gc = DatatypeFactory.newInstance().newXMLGregorianCalendar(cal); } catch (Exception e) { e.printStackTrace(); } return gc; } public Date convertToDate(XMLGregorianCalendar cal) throws Exception{ GregorianCalendar ca = cal.toGregorianCalendar(); return ca.getTime(); } public static void main(String[] args) { DateTest dateTest = new DateTest(); XMLGregorianCalendar d = dateTest.convertToXMLGregorianCalendar(new Date()); System.out.println(d.getDay()); XMLGregorianCalendar cal = null; try { cal = DatatypeFactory.newInstance().newXMLGregorianCalendar(); cal.setMonth(06); cal.setYear(2010); Date date = dateTest.convertToDate(cal); String format = "yyyy-MM-dd HH:mm:ss"; SimpleDateFormat formatter = new SimpleDateFormat(format); System.out.println(formatter.format(date)); } catch (Exception e) { e.printStackTrace(); } }}