下面列出了java.util.Calendar#getWeekYear ( ) 实例代码,或者点击链接到github查看源代码,也可以在右侧发表评论。
@Override
public String format(DateTime timestamp) {
// if week starts in last year, return 00
// range 00 - 53
Calendar c = Calendar.getInstance(timestamp.getZone().toTimeZone(), LOCALE);
c.setFirstDayOfWeek(Calendar.SUNDAY);
c.setMinimalDaysInFirstWeek(7);
c.setTimeInMillis(timestamp.getMillis());
int week = c.get(Calendar.WEEK_OF_YEAR);
int weekYear = c.getWeekYear();
int year = c.get(Calendar.YEAR);
if (weekYear < year) {
week = 0;
} else if (weekYear > year) {
week = c.getWeeksInWeekYear();
}
return zeroPadded(2, String.valueOf(week));
}
@Override
public String format(DateTime timestamp) {
Calendar c = Calendar.getInstance(timestamp.getZone().toTimeZone(), LOCALE);
c.setFirstDayOfWeek(Calendar.MONDAY);
c.setMinimalDaysInFirstWeek(4);
c.setTimeInMillis(timestamp.getMillis());
int week = c.get(Calendar.WEEK_OF_YEAR);
int weekYear = c.getWeekYear();
int year = c.get(Calendar.YEAR);
if (weekYear < year) {
week = 0;
} else if (weekYear > year) {
week = c.getWeeksInWeekYear();
}
return zeroPadded(2, String.valueOf(week));
}
@Override
public String format(DateTime timestamp) {
Calendar c = Calendar.getInstance(timestamp.getZone().toTimeZone(), LOCALE);
c.setFirstDayOfWeek(Calendar.SUNDAY);
c.setMinimalDaysInFirstWeek(7);
c.setTimeInMillis(timestamp.getMillis());
int week = c.get(Calendar.WEEK_OF_YEAR);
int weekYear = c.getWeekYear();
int year = c.get(Calendar.YEAR);
if (weekYear < year) {
// get weeks from last year
c.add(Calendar.DAY_OF_MONTH, -7);
week = c.getWeeksInWeekYear();
}
return zeroPadded(2, String.valueOf(week));
}
@Override
public String format(DateTime timestamp) {
Calendar c = Calendar.getInstance(timestamp.getZone().toTimeZone(), LOCALE);
c.setFirstDayOfWeek(Calendar.MONDAY);
c.setMinimalDaysInFirstWeek(4);
c.setTimeInMillis(timestamp.getMillis());
int week = c.get(Calendar.WEEK_OF_YEAR);
int weekYear = c.getWeekYear();
int year = c.get(Calendar.YEAR);
if (weekYear < year) {
// get weeks from last year
c.add(Calendar.DAY_OF_MONTH, -7);
week = c.getWeeksInWeekYear();
}
return zeroPadded(2, String.valueOf(week));
}
@Override
public String format(DateTime timestamp) {
// if week starts in last year, return 00
// range 00 - 53
Calendar c = Calendar.getInstance(timestamp.getZone().toTimeZone(), LOCALE);
c.setFirstDayOfWeek(Calendar.SUNDAY);
c.setMinimalDaysInFirstWeek(7);
c.setTimeInMillis(timestamp.getMillis());
int week = c.get(Calendar.WEEK_OF_YEAR);
int weekYear = c.getWeekYear();
int year = c.get(Calendar.YEAR);
if (weekYear < year) {
week = 0;
} else if (weekYear > year) {
week = c.getWeeksInWeekYear();
}
return zeroPadded(2, String.valueOf(week));
}
@Override
public String format(DateTime timestamp) {
Calendar c = Calendar.getInstance(timestamp.getZone().toTimeZone(), LOCALE);
c.setFirstDayOfWeek(Calendar.MONDAY);
c.setMinimalDaysInFirstWeek(4);
c.setTimeInMillis(timestamp.getMillis());
int week = c.get(Calendar.WEEK_OF_YEAR);
int weekYear = c.getWeekYear();
int year = c.get(Calendar.YEAR);
if (weekYear < year) {
week = 0;
} else if (weekYear > year) {
week = c.getWeeksInWeekYear();
}
return zeroPadded(2, String.valueOf(week));
}
@Override
public String format(DateTime timestamp) {
Calendar c = Calendar.getInstance(timestamp.getZone().toTimeZone(), LOCALE);
c.setFirstDayOfWeek(Calendar.SUNDAY);
c.setMinimalDaysInFirstWeek(7);
c.setTimeInMillis(timestamp.getMillis());
int week = c.get(Calendar.WEEK_OF_YEAR);
int weekYear = c.getWeekYear();
int year = c.get(Calendar.YEAR);
if (weekYear < year) {
// get weeks from last year
c.add(Calendar.DAY_OF_MONTH, -7);
week = c.getWeeksInWeekYear();
}
return zeroPadded(2, String.valueOf(week));
}
@Override
public String format(DateTime timestamp) {
Calendar c = Calendar.getInstance(timestamp.getZone().toTimeZone(), LOCALE);
c.setFirstDayOfWeek(Calendar.MONDAY);
c.setMinimalDaysInFirstWeek(4);
c.setTimeInMillis(timestamp.getMillis());
int week = c.get(Calendar.WEEK_OF_YEAR);
int weekYear = c.getWeekYear();
int year = c.get(Calendar.YEAR);
if (weekYear < year) {
// get weeks from last year
c.add(Calendar.DAY_OF_MONTH, -7);
week = c.getWeeksInWeekYear();
}
return zeroPadded(2, String.valueOf(week));
}