Java Code Examples for java.time.DayOfWeek#of()

/**
 * Reads the state from the stream.
 *
 * @param in  the input stream, not null
 * @return the created object, not null
 * @throws IOException if an error occurs
 */
static ZoneOffsetTransitionRule readExternal(DataInput in) throws IOException {
    int data = in.readInt();
    Month month = Month.of(data >>> 28);
    int dom = ((data & (63 << 22)) >>> 22) - 32;
    int dowByte = (data & (7 << 19)) >>> 19;
    DayOfWeek dow = dowByte == 0 ? null : DayOfWeek.of(dowByte);
    int timeByte = (data & (31 << 14)) >>> 14;
    TimeDefinition defn = TimeDefinition.values()[(data & (3 << 12)) >>> 12];
    int stdByte = (data & (255 << 4)) >>> 4;
    int beforeByte = (data & (3 << 2)) >>> 2;
    int afterByte = (data & 3);
    LocalTime time = (timeByte == 31 ? LocalTime.ofSecondOfDay(in.readInt()) : LocalTime.of(timeByte % 24, 0));
    ZoneOffset std = (stdByte == 255 ? ZoneOffset.ofTotalSeconds(in.readInt()) : ZoneOffset.ofTotalSeconds((stdByte - 128) * 900));
    ZoneOffset before = (beforeByte == 3 ? ZoneOffset.ofTotalSeconds(in.readInt()) : ZoneOffset.ofTotalSeconds(std.getTotalSeconds() + beforeByte * 1800));
    ZoneOffset after = (afterByte == 3 ? ZoneOffset.ofTotalSeconds(in.readInt()) : ZoneOffset.ofTotalSeconds(std.getTotalSeconds() + afterByte * 1800));
    return ZoneOffsetTransitionRule.of(month, dom, dow, time, timeByte == 24, defn, std, before, after);
}
 

/**
 * Reads the state from the stream.
 *
 * @param in  the input stream, not null
 * @return the created object, not null
 * @throws IOException if an error occurs
 */
static ZoneOffsetTransitionRule readExternal(DataInput in) throws IOException {
    int data = in.readInt();
    Month month = Month.of(data >>> 28);
    int dom = ((data & (63 << 22)) >>> 22) - 32;
    int dowByte = (data & (7 << 19)) >>> 19;
    DayOfWeek dow = dowByte == 0 ? null : DayOfWeek.of(dowByte);
    int timeByte = (data & (31 << 14)) >>> 14;
    TimeDefinition defn = TimeDefinition.values()[(data & (3 << 12)) >>> 12];
    int stdByte = (data & (255 << 4)) >>> 4;
    int beforeByte = (data & (3 << 2)) >>> 2;
    int afterByte = (data & 3);
    LocalTime time = (timeByte == 31 ? LocalTime.ofSecondOfDay(in.readInt()) : LocalTime.of(timeByte % 24, 0));
    ZoneOffset std = (stdByte == 255 ? ZoneOffset.ofTotalSeconds(in.readInt()) : ZoneOffset.ofTotalSeconds((stdByte - 128) * 900));
    ZoneOffset before = (beforeByte == 3 ? ZoneOffset.ofTotalSeconds(in.readInt()) : ZoneOffset.ofTotalSeconds(std.getTotalSeconds() + beforeByte * 1800));
    ZoneOffset after = (afterByte == 3 ? ZoneOffset.ofTotalSeconds(in.readInt()) : ZoneOffset.ofTotalSeconds(std.getTotalSeconds() + afterByte * 1800));
    return ZoneOffsetTransitionRule.of(month, dom, dow, time, timeByte == 24, defn, std, before, after);
}
 

/**
 * Reads the state from the stream.
 *
 * @param in  the input stream, not null
 * @return the created object, not null
 * @throws IOException if an error occurs
 */
static ZoneOffsetTransitionRule readExternal(DataInput in) throws IOException {
    int data = in.readInt();
    Month month = Month.of(data >>> 28);
    int dom = ((data & (63 << 22)) >>> 22) - 32;
    int dowByte = (data & (7 << 19)) >>> 19;
    DayOfWeek dow = dowByte == 0 ? null : DayOfWeek.of(dowByte);
    int timeByte = (data & (31 << 14)) >>> 14;
    TimeDefinition defn = TimeDefinition.values()[(data & (3 << 12)) >>> 12];
    int stdByte = (data & (255 << 4)) >>> 4;
    int beforeByte = (data & (3 << 2)) >>> 2;
    int afterByte = (data & 3);
    LocalTime time = (timeByte == 31 ? LocalTime.ofSecondOfDay(in.readInt()) : LocalTime.of(timeByte % 24, 0));
    ZoneOffset std = (stdByte == 255 ? ZoneOffset.ofTotalSeconds(in.readInt()) : ZoneOffset.ofTotalSeconds((stdByte - 128) * 900));
    ZoneOffset before = (beforeByte == 3 ? ZoneOffset.ofTotalSeconds(in.readInt()) : ZoneOffset.ofTotalSeconds(std.getTotalSeconds() + beforeByte * 1800));
    ZoneOffset after = (afterByte == 3 ? ZoneOffset.ofTotalSeconds(in.readInt()) : ZoneOffset.ofTotalSeconds(std.getTotalSeconds() + afterByte * 1800));
    return ZoneOffsetTransitionRule.of(month, dom, dow, time, timeByte == 24, defn, std, before, after);
}
 

/**
 * Check for the nearest working day. E.g. 15W is the nearest working day around the 15th.
 *
 * @param temporal temporal to check
 * @return true if temporal is nearest to working day
 */
static boolean isNearestWorkDay(final Temporal temporal, final int target) {
    final int day = temporal.get(ChronoField.DAY_OF_MONTH);
    final DayOfWeek type = DayOfWeek.of(temporal.get(ChronoField.DAY_OF_WEEK));

    switch (type) {
        case MONDAY:
            return day == target // the actual day
                    || day == target + 1 // target was on a Sunday
                    || (day == target + 2 && day == 3); // target was Saturday 1

        case TUESDAY:
        case WEDNESDAY:
        case THURSDAY:
            return day == target;

        case FRIDAY:
            return day == target || day + 1 == target;

        // not a work day
        default:
        case SATURDAY:
        case SUNDAY:
            return false;
    }
}
 

@Override
public void addReportSpecificAtTime(StringBuilder sb, ZoneId zoneId) {
    super.addReportSpecificAtTime(sb, zoneId);

    DayOfWeek dayOfWeek = DayOfWeek.of(dayOfTheWeek);
    String dayOfWeekDisplayName = dayOfWeek.getDisplayName(TextStyle.FULL, Locale.US);
    sb.append(" every ").append(dayOfWeekDisplayName);
}
 

@Override
public Temporal adjustInto(Temporal temporal) {
    DayOfWeek dow = DayOfWeek.of(temporal.get(ChronoField.DAY_OF_WEEK));
    int dayToAdd = 1;
    if (dow == DayOfWeek.FRIDAY) dayToAdd = 3;
    if (dow == DayOfWeek.SATURDAY) dayToAdd = 2;
    return temporal.plus(dayToAdd, ChronoUnit.DAYS);
}
 

@Test
public void test_factory_int_singleton() {
    for (int i = 1; i <= 7; i++) {
        DayOfWeek test = DayOfWeek.of(i);
        assertEquals(test.getValue(), i);
        assertSame(DayOfWeek.of(i), test);
    }
}
 

private static TemporalAdjuster plusBusinessDays(long days) {
    return temporal -> {

        temporal = temporal.plus(getAllDays(temporal.get(DAY_OF_WEEK), days) * Long.signum(days), DAYS);
        DayOfWeek dayOfWeek = DayOfWeek.of(temporal.get(DAY_OF_WEEK));

        if (dayOfWeek == DayOfWeek.SATURDAY || dayOfWeek == DayOfWeek.SUNDAY) {
            temporal = temporal.with(TemporalAdjusters.next(DayOfWeek.MONDAY));
        }

        return temporal;
    };
}
 

@Test
public void test_factory_int_singleton() {
    for (int i = 1; i <= 7; i++) {
        DayOfWeek test = DayOfWeek.of(i);
        assertEquals(test.getValue(), i);
        assertSame(DayOfWeek.of(i), test);
    }
}
 

@Test(expectedExceptions=DateTimeException.class)
public void test_factory_int_valueTooHigh() {
    DayOfWeek.of(8);
}
 

@Test(expectedExceptions=DateTimeException.class)
public void test_factory_int_valueTooHigh() {
    DayOfWeek.of(8);
}
 

public static DayOfWeek getDayOfWeek(int packedDate) {
  int dow0 = Math.floorMod((int) toEpochDay(packedDate) + 3, 7);
  return DayOfWeek.of(dow0 + 1);
}
 

@Test(expectedExceptions=DateTimeException.class)
public void test_factory_int_valueTooHigh() {
    DayOfWeek.of(8);
}
 

public static DayOfWeek getDayOfWeek(int packedDate) {
  int dow0 = Math.floorMod((int) toEpochDay(packedDate) + 3, 7);
  return DayOfWeek.of(dow0 + 1);
}
 

@Test(expectedExceptions=DateTimeException.class)
public void test_factory_int_valueTooHigh() {
    DayOfWeek.of(8);
}
 

@Test(expectedExceptions=DateTimeException.class)
public void test_factory_int_valueTooLow() {
    DayOfWeek.of(0);
}
 

@Override
public DayOfWeek fromNonNullString(String s) {
    return DayOfWeek.of(Integer.parseInt(s));
}
 

/**
 * Return the ISO Day of Week from a java.util.Calendr DAY_OF_WEEK.
 * @param the java.util.Calendar day of week (1=Sunday, 7=Saturday)
 * @return the ISO DayOfWeek
 */
private DayOfWeek toISOfromCalendarDOW(int i) {
    return DayOfWeek.of(Math.floorMod(i - 2, 7) + 1);
}
 

/**
 * Return the ISO Day of Week from a java.util.Calendr DAY_OF_WEEK.
 * @param the java.util.Calendar day of week (1=Sunday, 7=Saturday)
 * @return the ISO DayOfWeek
 */
private DayOfWeek toISOfromCalendarDOW(int i) {
    return DayOfWeek.of(Math.floorMod(i - 2, 7) + 1);
}
 

/**
 * Return the ISO Day of Week from a java.util.Calendr DAY_OF_WEEK.
 * @param the java.util.Calendar day of week (1=Sunday, 7=Saturday)
 * @return the ISO DayOfWeek
 */
private DayOfWeek toISOfromCalendarDOW(int i) {
    return DayOfWeek.of(Math.floorMod(i - 2, 7) + 1);
}