下面列出了android.text.format.Time#EPOCH_JULIAN_DAY 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。
/**
* Returns the week since {@link Time#EPOCH_JULIAN_DAY} (Jan 1, 1970)
* adjusted for first day of week.
*
* This takes a julian day and the week start day and calculates which
* week since {@link Time#EPOCH_JULIAN_DAY} that day occurs in, starting
* at 0. *Do not* use this to compute the ISO week number for the year.
*
* @param julianDay The julian day to calculate the week number for
* @param firstDayOfWeek Which week day is the first day of the week,
* see {@link Time#SUNDAY}
* @return Weeks since the epoch
*/
public static int getWeeksSinceEpochFromJulianDay(int julianDay, int firstDayOfWeek) {
int diff = Time.THURSDAY - firstDayOfWeek;
if (diff < 0) {
diff += 7;
}
int refDay = Time.EPOCH_JULIAN_DAY - diff;
return (julianDay - refDay) / 7;
}
/**
* Returns the week since {@link Time#EPOCH_JULIAN_DAY} (Jan 1, 1970)
* adjusted for first day of week.
*
* This takes a julian day and the week start day and calculates which
* week since {@link Time#EPOCH_JULIAN_DAY} that day occurs in, starting
* at 0. *Do not* use this to compute the ISO week number for the year.
*
* @param julianDay The julian day to calculate the week number for
* @param firstDayOfWeek Which week day is the first day of the week,
* see {@link Time#SUNDAY}
* @return Weeks since the epoch
*/
public static int getWeeksSinceEpochFromJulianDay(int julianDay, int firstDayOfWeek) {
int diff = Time.THURSDAY - firstDayOfWeek;
if (diff < 0) {
diff += 7;
}
int refDay = Time.EPOCH_JULIAN_DAY - diff;
return (julianDay - refDay) / 7;
}
/**
* Returns the week since {@link Time#EPOCH_JULIAN_DAY} (Jan 1, 1970)
* adjusted for first day of week.
*
* This takes a julian day and the week start day and calculates which
* week since {@link Time#EPOCH_JULIAN_DAY} that day occurs in, starting
* at 0. *Do not* use this to compute the ISO week number for the year.
*
* @param julianDay The julian day to calculate the week number for
* @param firstDayOfWeek Which week day is the first day of the week,
* see {@link Time#SUNDAY}
* @return Weeks since the epoch
*/
public static int getWeeksSinceEpochFromJulianDay(int julianDay, int firstDayOfWeek) {
int diff = Time.THURSDAY - firstDayOfWeek;
if (diff < 0) {
diff += 7;
}
int refDay = Time.EPOCH_JULIAN_DAY - diff;
return (julianDay - refDay) / 7;
}
/**
* Returns the week since {@link android.text.format.Time#EPOCH_JULIAN_DAY} (Jan 1, 1970)
* adjusted for first day of week.
* <p/>
* This takes a julian day and the week start day and calculates which
* week since {@link android.text.format.Time#EPOCH_JULIAN_DAY} that day occurs in, starting
* at 0. *Do not* use this to compute the ISO week number for the year.
*
* @param julianDay The julian day to calculate the week number for
* @param firstDayOfWeek Which week day is the first day of the week,
* see {@link android.text.format.Time#SUNDAY}
* @return Weeks since the epoch
*/
public static int getWeeksSinceEpochFromJulianDay(int julianDay, int firstDayOfWeek) {
int diff = Time.THURSDAY - firstDayOfWeek;
if (diff < 0) {
diff += 7;
}
int refDay = Time.EPOCH_JULIAN_DAY - diff;
return (julianDay - refDay) / 7;
}
/**
* Returns the week since {@link Time#EPOCH_JULIAN_DAY} (Jan 1, 1970)
* adjusted for first day of week.
*
* This takes a julian day and the week start day and calculates which
* week since {@link Time#EPOCH_JULIAN_DAY} that day occurs in, starting
* at 0. *Do not* use this to compute the ISO week number for the year.
*
* @param julianDay The julian day to calculate the week number for
* @param firstDayOfWeek Which week day is the first day of the week,
* see {@link Time#SUNDAY}
* @return Weeks since the epoch
*/
public static int getWeeksSinceEpochFromJulianDay(int julianDay, int firstDayOfWeek) {
int diff = Time.THURSDAY - firstDayOfWeek;
if (diff < 0) {
diff += 7;
}
int refDay = Time.EPOCH_JULIAN_DAY - diff;
return (julianDay - refDay) / 7;
}
/**
* Returns the week since {@link Time#EPOCH_JULIAN_DAY} (Jan 1, 1970)
* adjusted for first day of week.
*
* This takes a julian day and the week start day and calculates which
* week since {@link Time#EPOCH_JULIAN_DAY} that day occurs in, starting
* at 0. *Do not* use this to compute the ISO week number for the year.
*
* @param julianDay The julian day to calculate the week number for
* @param firstDayOfWeek Which week day is the first day of the week,
* see {@link Time#SUNDAY}
* @return Weeks since the epoch
*/
public static int getWeeksSinceEpochFromJulianDay(int julianDay, int firstDayOfWeek) {
int diff = Time.THURSDAY - firstDayOfWeek;
if (diff < 0) {
diff += 7;
}
int refDay = Time.EPOCH_JULIAN_DAY - diff;
return (julianDay - refDay) / 7;
}
/**
* Returns the week since {@link Time#EPOCH_JULIAN_DAY} (Jan 1, 1970)
* adjusted for first day of week.
*
* This takes a julian day and the week start day and calculates which
* week since {@link Time#EPOCH_JULIAN_DAY} that day occurs in, starting
* at 0. *Do not* use this to compute the ISO week number for the year.
*
* @param julianDay The julian day to calculate the week number for
* @param firstDayOfWeek Which week day is the first day of the week,
* see {@link Time#SUNDAY}
* @return Weeks since the epoch
*/
public static int getWeeksSinceEpochFromJulianDay(int julianDay, int firstDayOfWeek) {
int diff = Time.THURSDAY - firstDayOfWeek;
if (diff < 0) {
diff += 7;
}
int refDay = Time.EPOCH_JULIAN_DAY - diff;
return (julianDay - refDay) / 7;
}