java.util.Calendar.clone()方法的使用及代码示例

x33g5p2x  于2022-01-17 转载在 其他  
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本文整理了Java中java.util.Calendar.clone()方法的一些代码示例，展示了Calendar.clone()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Calendar.clone()方法的具体详情如下：
包路径：java.util.Calendar
类名称：Calendar
方法名：clone

Calendar.clone介绍

[英]Returns a shallow copy of this Calendar with the same properties.
[中]返回具有相同属性的此日历的浅表副本。

代码示例

代码示例来源：origin: org.apache.commons/commons-lang3

/**
 * Return the next calendar in the iteration
 *
 * @return Object calendar for the next date
 */
@Override
public Calendar next() {
  if (spot.equals(endFinal)) {
    throw new NoSuchElementException();
  }
  spot.add(Calendar.DATE, 1);
  return (Calendar) spot.clone();
}

代码示例来源：origin: stackoverflow.com

Calendar now = Calendar.getInstance();

Calendar tmp = (Calendar) now.clone();
tmp.add(Calendar.HOUR_OF_DAY, 1);
tmp.add(Calendar.MINUTE, 10);
Calendar nowPlus70Minutes = tmp;

tmp = (Calendar) now.clone();
tmp.add(Calendar.MINUTE, -10);
Calendar nowMinus10Minutes = tmp;

代码示例来源：origin: commons-lang/commons-lang

/**
 * <p>Formats a <code>Calendar</code> object into the
 * supplied <code>StringBuffer</code>.</p>
 * 
 * @param calendar  the calendar to format
 * @param buf  the buffer to format into
 * @return the specified string buffer
 */
public StringBuffer format(Calendar calendar, StringBuffer buf) {
  if (mTimeZoneForced) {
    calendar.getTime(); /// LANG-538
    calendar = (Calendar) calendar.clone();
    calendar.setTimeZone(mTimeZone);
  }
  return applyRules(calendar, buf);
}

代码示例来源：origin: stackoverflow.com

Calendar myBirthDate = Calendar.getInstance();
myBirthDate.clear();
myBirthDate.set(1978, 3 - 1, 26);
Calendar now = Calendar.getInstance();
Calendar clone = (Calendar) myBirthDate.clone(); // Otherwise changes are been reflected.
int years = -1;
while (!clone.after(now)) {
  clone.add(Calendar.YEAR, 1);
  years++;
}
System.out.println(years); // 32

代码示例来源：origin: stackoverflow.com

public static void main(String[] args) {

  // set the date
  Calendar cal = Calendar.getInstance();
  cal.set(2011, 10 - 1, 12);

  // "calculate" the start date of the week
  Calendar first = (Calendar) cal.clone();
  first.add(Calendar.DAY_OF_WEEK, 
       first.getFirstDayOfWeek() - first.get(Calendar.DAY_OF_WEEK));

  // and add six days to the end date
  Calendar last = (Calendar) first.clone();
  last.add(Calendar.DAY_OF_YEAR, 6);

  // print the result
  SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
  System.out.println(df.format(first.getTime()) + " -> " + 
            df.format(last.getTime()));
}

代码示例来源：origin: quartz-scheduler/quartz

test = (Calendar) test.clone();
test.set(Calendar.MILLISECOND, 0); // don't compare millis.
  test.set(Calendar.HOUR_OF_DAY, 0); 
  test.set(Calendar.MINUTE, 0); 
  test.set(Calendar.SECOND, 0); 
Date testTime = test.getTime();
Date fta = getFireTimeAfter(new Date(test.getTime().getTime() - 1000));
Calendar p = Calendar.getInstance(test.getTimeZone());
p.setTime(fta);
int year = p.get(Calendar.YEAR);
int month = p.get(Calendar.MONTH);
int day = p.get(Calendar.DATE);

代码示例来源：origin: stackoverflow.com

Calendar calendar = Calendar.getInstance();
    onTimeSetListener, calendar.get(Calendar.HOUR_OF_DAY),
    calendar.get(Calendar.MINUTE), is24r);
timePickerDialog.setTitle("Set Alarm Time");
public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
  Calendar calNow = Calendar.getInstance();
  Calendar calSet = (Calendar) calNow.clone();
  calSet.set(Calendar.HOUR_OF_DAY, hourOfDay);
  calSet.set(Calendar.MINUTE, minute);
  calSet.set(Calendar.SECOND, 0);
  calSet.set(Calendar.MILLISECOND, 0);
    calSet.add(Calendar.DATE, 1);
    + targetCal.getTime() + "\n" + "***\n");

代码示例来源：origin: wildfly/wildfly

return null;
Calendar nextCal = (Calendar) currentCal.clone();
nextCal.setTimeZone(this.timezone);
Date start = this.scheduleExpression.getStart();
if (start != null && currentCal.getTime().before(start)) {
  if (increment) {
    nextCal.add(Calendar.SECOND, 1);
  nextCal.add(Calendar.MILLISECOND, -nextCal.get(Calendar.MILLISECOND));

代码示例来源：origin: lealone/Lealone

/**
 * Convert a date to the specified time zone.
 *
 * @param x the date to convert
 * @param target the calendar with the target timezone
 * @return the milliseconds in UTC
 */
public static long convertToLocal(java.util.Date x, Calendar target) {
  if (target == null) {
    throw DbException.getInvalidValueException("calendar", null);
  }
  target = (Calendar) target.clone();
  Calendar local = Calendar.getInstance();
  synchronized (local) {
    local.setTime(x);
    convertTime(local, target);
  }
  return target.getTime().getTime();
}

代码示例来源：origin: wdullaer/MaterialDateTimePicker

TimeZone timeZone = mController == null ? TimeZone.getDefault() : mController.getTimeZone();
  newCalendar.setTimeZone(timeZone);
  return (Calendar) newCalendar.clone();
long lowDistance = Math.abs(calendar.getTimeInMillis() - lower.getTimeInMillis());
if (lowDistance < highDistance) return (Calendar) lower.clone();
else return (Calendar) higher.clone();
Calendar forwardDate = isBeforeMin(calendar) ? getStartDate() : (Calendar) calendar.clone();
Calendar backwardDate = isAfterMax(calendar) ? getEndDate() : (Calendar) calendar.clone();
while (isDisabled(forwardDate) && isDisabled(backwardDate)) {
  forwardDate.add(Calendar.DAY_OF_MONTH, 1);
  backwardDate.add(Calendar.DAY_OF_MONTH, -1);
if (mMinDate != null) return (Calendar) mMinDate.clone();
Calendar output = Calendar.getInstance(timezone);
output.set(Calendar.YEAR, mMinYear);
output.set(Calendar.MONTH, Calendar.JANUARY);
output.set(Calendar.DAY_OF_MONTH, 1);
return Utils.trimToMidnight(output);
if (mMaxDate != null) return (Calendar) mMaxDate.clone();
Calendar output = Calendar.getInstance(timezone);
output.set(Calendar.YEAR, mMaxYear);
output.set(Calendar.MONTH, Calendar.DECEMBER);

代码示例来源：origin: jwpttcg66/NettyGameServer

public static int getSoFarWentHours(long time1, long time2) {
  Calendar st = Calendar.getInstance();
  st.setTimeInMillis(time1);
  Calendar now = Calendar.getInstance();
  now.setTimeInMillis(time2);
  if (now.before(st)) {
    Calendar tmp = now;
    now = st;
    st = tmp;
  }
  st.clear(Calendar.MILLISECOND);
  st.clear(Calendar.SECOND);
  st.clear(Calendar.MINUTE);
  int diffHour = 0;
  Calendar cloneSt = (Calendar) st.clone();
  while(cloneSt.before(now))
  {
    cloneSt.add(Calendar.HOUR, 1);
    diffHour++;
  }
  if(diffHour != 0)
  {
    return diffHour - 1;
  }
  else
  {
    return diffHour;
  }
}

代码示例来源：origin: org.apache.commons/commons-lang3

end = (Calendar) start.clone();
    end.add(Calendar.MONTH, 1);
    end.add(Calendar.DATE, -1);
        break;
      case RANGE_WEEK_RELATIVE:
        startCutoff = focus.get(Calendar.DAY_OF_WEEK);
        endCutoff = startCutoff - 1;
        break;
      case RANGE_WEEK_CENTER:
        startCutoff = focus.get(Calendar.DAY_OF_WEEK) - 3;
        endCutoff = focus.get(Calendar.DAY_OF_WEEK) + 3;
        break;
      default:
while (start.get(Calendar.DAY_OF_WEEK) != startCutoff) {
  start.add(Calendar.DATE, -1);
while (end.get(Calendar.DAY_OF_WEEK) != endCutoff) {

代码示例来源：origin: com.liferay.portal/com.liferay.portal.kernel

public static Date getGTDate(Calendar cal) {
  Calendar gtCal = (Calendar)cal.clone();
  gtCal.set(Calendar.HOUR_OF_DAY, 0);
  gtCal.set(Calendar.MINUTE, 0);
  gtCal.set(Calendar.SECOND, 0);
  gtCal.set(Calendar.MILLISECOND, 0);
  return gtCal.getTime();
}

代码示例来源：origin: org.codehaus.groovy/groovy

@Deprecated
public static int minus(Date self, Date then) {
  Calendar a = (Calendar) Calendar.getInstance().clone();
  a.setTime(self);
  Calendar b = (Calendar) Calendar.getInstance().clone();
  b.setTime(then);
  return minus(a, b);
}

代码示例来源：origin: wdullaer/MaterialDateTimePicker

@Override
public @NonNull Calendar getStartDate() {
  if (!selectableDays.isEmpty()) return (Calendar) selectableDays.first().clone();
  if (mMinDate != null) return (Calendar) mMinDate.clone();
  TimeZone timeZone = mController == null ? TimeZone.getDefault() : mController.getTimeZone();
  Calendar output = Calendar.getInstance(timeZone);
  output.set(Calendar.YEAR, mMinYear);
  output.set(Calendar.DAY_OF_MONTH, 1);
  output.set(Calendar.MONTH, Calendar.JANUARY);
  return output;
}

代码示例来源：origin: stackoverflow.com

Calendar cal3 = Calendar.getInstance();
cal3.setTime(sDate);
Calendar cal4 = Calendar.getInstance();
cal4.setTime(eDate);
return daysBetween(cal3, cal4);
Calendar date = (Calendar) startDate.clone();
long daysBetween = 0;
while (date.before(endDate)) {
  date.add(Calendar.DAY_OF_MONTH, 1);
  daysBetween++;

代码示例来源：origin: org.eclipse.jgit/org.eclipse.jgit

.getTime());
  cal.setTimeInMillis(sysRead.getCurrentTime());
} else
  cal = (Calendar) now.clone();
  cal.add(Calendar.DATE, -1);
  cal.set(Calendar.HOUR_OF_DAY, 0);
  cal.set(Calendar.MINUTE, 0);
  cal.set(Calendar.SECOND, 0);
  cal.set(Calendar.MILLISECOND, 0);
  cal.set(Calendar.MILLISECOND, 0);
  return cal.getTime();
    cal.add(Calendar.YEAR, -number);
  else if ("month".equals(parts[i + 1]) //$NON-NLS-1$
      || "months".equals(parts[i + 1])) //$NON-NLS-1$
    cal.add(Calendar.MONTH, -number);
  else if ("week".equals(parts[i + 1]) //$NON-NLS-1$
      || "weeks".equals(parts[i + 1])) //$NON-NLS-1$
    return null;
return cal.getTime();

代码示例来源：origin: com.liferay.portal/com.liferay.portal.kernel

/**
 * Method getWeekNumber
 *
 * @return long
 */
protected static long getWeekNumber(Calendar cal) {
  Calendar tempCal = (Calendar)cal.clone();
  // Set to midnight, GMT
  tempCal.set(Calendar.MILLISECOND, 0);
  tempCal.set(Calendar.SECOND, 0);
  tempCal.set(Calendar.MINUTE, 0);
  tempCal.set(Calendar.HOUR_OF_DAY, 0);
  // Roll back to the first day of the week
  int delta =
    tempCal.getFirstDayOfWeek() - tempCal.get(Calendar.DAY_OF_WEEK);
  if (delta > 0) {
    delta -= 7;
  }
  // tempCal now points to the first instant of this week.
  // Calculate the "week epoch" -- the weekstart day closest to January 1,
  // 1970 (which was a Thursday)
  long weekEpoch =
    (tempCal.getFirstDayOfWeek() - Calendar.THURSDAY) * 24L * 60 * 60 *
      1000;
  return (tempCal.getTime().getTime() - weekEpoch) /
    (7 * 24 * 60 * 60 * 1000);
}

代码示例来源：origin: geotools/geotools

public void testCalendarToTime() throws Exception {
  Calendar calendar = Calendar.getInstance(/*TimeZone.getTimeZone("GMT")*/ );
  calendar.clear();
  calendar.set(Calendar.HOUR_OF_DAY, 17);
  calendar.set(Calendar.MINUTE, 0);
  calendar.set(Calendar.SECOND, 1);
  assertNotNull(factory.createConverter(Calendar.class, Time.class, null));
  Time time =
      (Time)
          factory.createConverter(Calendar.class, Time.class, null)
              .convert(calendar, Time.class);
  assertNotNull(time);
  // need to remove the date part
  Calendar cal = (Calendar) calendar.clone();
  cal.set(Calendar.YEAR, 0);
  cal.set(Calendar.MONTH, 0);
  cal.set(Calendar.DAY_OF_MONTH, 0);
  assertEquals(cal.getTimeInMillis(), time.getTime());
}

代码示例来源：origin: com.liferay.portal/com.liferay.portal.kernel

Calendar myCurrent = (Calendar)current.clone();
myCurrent.setMinimalDaysInFirstWeek(4);
myCurrent.setFirstDayOfWeek(dtStart.getFirstDayOfWeek());
myCurrent.set(Calendar.SECOND, 0);
myCurrent.set(Calendar.MILLISECOND, 0);
if (myCurrent.getTime().getTime() < dtStart.getTime().getTime()) {
while ((candidate.getTime().getTime() + duration.getInterval()) >
      myCurrent.getTime().getTime()) {
  candidate.add(Calendar.SECOND, -1);

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