Examples with ZoneOffset java.time.ZoneOffset used on opensource projects

Example 66 with ZoneOffset

use of java.time.ZoneOffset in project j2objc by google.

the class ChronoZonedDateTimeImpl method ofInstant.

/**
 * Obtains an instance from an instant using the specified time-zone.
 *
 * @param chrono  the chronology, not null
 * @param instant  the instant, not null
 * @param zone  the zone identifier, not null
 * @return the zoned date-time, not null
 */
static ChronoZonedDateTimeImpl<?> ofInstant(Chronology chrono, Instant instant, ZoneId zone) {
    ZoneRules rules = zone.getRules();
    ZoneOffset offset = rules.getOffset(instant);
    // protect against bad ZoneRules
    Objects.requireNonNull(offset, "offset");
    LocalDateTime ldt = LocalDateTime.ofEpochSecond(instant.getEpochSecond(), instant.getNano(), offset);
    ChronoLocalDateTimeImpl<?> cldt = (ChronoLocalDateTimeImpl<?>) chrono.localDateTime(ldt);
    return new ChronoZonedDateTimeImpl<>(cldt, offset, zone);
}

Example 67 with ZoneOffset

use of java.time.ZoneOffset in project j2objc by google.

the class ChronoZonedDateTimeImpl method readExternal.

static ChronoZonedDateTime<?> readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
    ChronoLocalDateTime<?> dateTime = (ChronoLocalDateTime<?>) in.readObject();
    ZoneOffset offset = (ZoneOffset) in.readObject();
    ZoneId zone = (ZoneId) in.readObject();
    return dateTime.atZone(offset).withZoneSameLocal(zone);
// TODO: ZDT uses ofLenient()
}

Example 68 with ZoneOffset

use of java.time.ZoneOffset in project j2objc by google.

the class ChronoZonedDateTimeImpl method ofBest.

// -----------------------------------------------------------------------
/**
 * Obtains an instance from a local date-time using the preferred offset if possible.
 *
 * @param localDateTime  the local date-time, not null
 * @param zone  the zone identifier, not null
 * @param preferredOffset  the zone offset, null if no preference
 * @return the zoned date-time, not null
 */
static <R extends ChronoLocalDate> ChronoZonedDateTime<R> ofBest(ChronoLocalDateTimeImpl<R> localDateTime, ZoneId zone, ZoneOffset preferredOffset) {
    Objects.requireNonNull(localDateTime, "localDateTime");
    Objects.requireNonNull(zone, "zone");
    if (zone instanceof ZoneOffset) {
        return new ChronoZonedDateTimeImpl<>(localDateTime, (ZoneOffset) zone, zone);
    }
    ZoneRules rules = zone.getRules();
    LocalDateTime isoLDT = LocalDateTime.from(localDateTime);
    List<ZoneOffset> validOffsets = rules.getValidOffsets(isoLDT);
    ZoneOffset offset;
    if (validOffsets.size() == 1) {
        offset = validOffsets.get(0);
    } else if (validOffsets.size() == 0) {
        ZoneOffsetTransition trans = rules.getTransition(isoLDT);
        localDateTime = localDateTime.plusSeconds(trans.getDuration().getSeconds());
        offset = trans.getOffsetAfter();
    } else {
        if (preferredOffset != null && validOffsets.contains(preferredOffset)) {
            offset = preferredOffset;
        } else {
            offset = validOffsets.get(0);
        }
    }
    // protect against bad ZoneRules
    Objects.requireNonNull(offset, "offset");
    return new ChronoZonedDateTimeImpl<>(localDateTime, offset, zone);
}

Example 69 with ZoneOffset

use of java.time.ZoneOffset in project j2objc by google.

the class TCKZoneRules method test_of.

// -----------------------------------------------------------------------
// of()
// -----------------------------------------------------------------------
public void test_of() {
    // used for standard offset
    ZoneOffset stdOffset1 = ZoneOffset.UTC;
    ZoneOffset stdOffset2 = ZoneOffset.ofHours(1);
    LocalDateTime time_of_stdOffsetTransition1 = LocalDateTime.of(2013, 1, 5, 1, 0);
    ZoneOffsetTransition stdOffsetTransition1 = ZoneOffsetTransition.of(time_of_stdOffsetTransition1, stdOffset1, stdOffset2);
    List<ZoneOffsetTransition> stdOffsetTransition_list = new ArrayList<ZoneOffsetTransition>();
    stdOffsetTransition_list.add(stdOffsetTransition1);
    // used for wall offset
    ZoneOffset wallOffset1 = ZoneOffset.ofHours(2);
    ZoneOffset wallOffset2 = ZoneOffset.ofHours(4);
    ZoneOffset wallOffset3 = ZoneOffset.ofHours(7);
    LocalDateTime time_of_wallOffsetTransition1 = LocalDateTime.of(2013, 2, 5, 1, 0);
    LocalDateTime time_of_wallOffsetTransition2 = LocalDateTime.of(2013, 3, 5, 1, 0);
    LocalDateTime time_of_wallOffsetTransition3 = LocalDateTime.of(2013, 10, 5, 1, 0);
    ZoneOffsetTransition wallOffsetTransition1 = ZoneOffsetTransition.of(time_of_wallOffsetTransition1, wallOffset1, wallOffset2);
    ZoneOffsetTransition wallOffsetTransition2 = ZoneOffsetTransition.of(time_of_wallOffsetTransition2, wallOffset2, wallOffset3);
    ZoneOffsetTransition wallOffsetTransition3 = ZoneOffsetTransition.of(time_of_wallOffsetTransition3, wallOffset3, wallOffset1);
    List<ZoneOffsetTransition> wallOffsetTransition_list = new ArrayList<ZoneOffsetTransition>();
    wallOffsetTransition_list.add(wallOffsetTransition1);
    wallOffsetTransition_list.add(wallOffsetTransition2);
    wallOffsetTransition_list.add(wallOffsetTransition3);
    // used for ZoneOffsetTransitionRule
    ZoneOffset ruleOffset = ZoneOffset.ofHours(3);
    ZoneOffsetTransitionRule.TimeDefinition timeDefinition = ZoneOffsetTransitionRule.TimeDefinition.valueOf("WALL");
    ZoneOffsetTransitionRule rule1 = ZoneOffsetTransitionRule.of(Month.FEBRUARY, 2, DayOfWeek.MONDAY, LocalTime.of(1, 0), false, timeDefinition, ZoneOffset.UTC, ZoneOffset.UTC, ruleOffset);
    List<ZoneOffsetTransitionRule> rule_list = new ArrayList<ZoneOffsetTransitionRule>();
    rule_list.add(rule1);
    // Begin verification
    ZoneRules zoneRule = ZoneRules.of(stdOffset1, wallOffset1, stdOffsetTransition_list, wallOffsetTransition_list, rule_list);
    OffsetDateTime before_time_of_stdOffsetTransition1 = OffsetDateTime.of(time_of_stdOffsetTransition1, stdOffset1).minusSeconds(1);
    OffsetDateTime after_time_of_stdOffsetTransition1 = OffsetDateTime.of(time_of_stdOffsetTransition1, stdOffset1).plusSeconds(1);
    ;
    assertEquals(zoneRule.getStandardOffset(before_time_of_stdOffsetTransition1.toInstant()), stdOffset1);
    assertEquals(zoneRule.getStandardOffset(after_time_of_stdOffsetTransition1.toInstant()), stdOffset2);
    OffsetDateTime before_time_of_wallOffsetTransition1 = OffsetDateTime.of(time_of_wallOffsetTransition1, wallOffset1).minusSeconds(1);
    OffsetDateTime after_time_of_wallOffsetTransition1 = OffsetDateTime.of(time_of_wallOffsetTransition1, wallOffset1).plusSeconds(1);
    assertEquals(zoneRule.nextTransition(before_time_of_wallOffsetTransition1.toInstant()), wallOffsetTransition1);
    assertEquals(zoneRule.nextTransition(after_time_of_wallOffsetTransition1.toInstant()), wallOffsetTransition2);
    OffsetDateTime before_time_of_wallOffsetTransition2 = OffsetDateTime.of(time_of_wallOffsetTransition2, wallOffset2).minusSeconds(1);
    OffsetDateTime after_time_of_wallOffsetTransition2 = OffsetDateTime.of(time_of_wallOffsetTransition2, wallOffset2).plusSeconds(1);
    assertEquals(zoneRule.nextTransition(before_time_of_wallOffsetTransition2.toInstant()), wallOffsetTransition2);
    assertEquals(zoneRule.nextTransition(after_time_of_wallOffsetTransition2.toInstant()), wallOffsetTransition3);
    OffsetDateTime before_time_of_wallOffsetTransition3 = OffsetDateTime.of(time_of_wallOffsetTransition3, wallOffset3).minusSeconds(1);
    OffsetDateTime after_time_of_wallOffsetTransition3 = OffsetDateTime.of(time_of_wallOffsetTransition3, wallOffset3).plusSeconds(1);
    assertEquals(zoneRule.nextTransition(before_time_of_wallOffsetTransition3.toInstant()), wallOffsetTransition3);
    assertEquals(zoneRule.nextTransition(after_time_of_wallOffsetTransition3.toInstant()), rule1.createTransition(2014));
}

Example 70 with ZoneOffset

use of java.time.ZoneOffset in project j2objc by google.

the class TCKZoneRules method test_NewYork_getOffset_fromDST.

public void test_NewYork_getOffset_fromDST() {
    ZoneRules test = americaNewYork();
    ZoneOffset offset = ZoneOffset.ofHours(-4);
    assertEquals(test.getOffset(createInstant(2008, 11, 1, offset)), ZoneOffset.ofHours(-4));
    assertEquals(test.getOffset(createInstant(2008, 11, 2, offset)), ZoneOffset.ofHours(-4));
    assertEquals(test.getOffset(createInstant(2008, 11, 3, offset)), ZoneOffset.ofHours(-5));
    assertEquals(test.getOffset(createInstant(2008, 11, 4, offset)), ZoneOffset.ofHours(-5));
    assertEquals(test.getOffset(createInstant(2008, 11, 5, offset)), ZoneOffset.ofHours(-5));
    assertEquals(test.getOffset(createInstant(2008, 11, 6, offset)), ZoneOffset.ofHours(-5));
    assertEquals(test.getOffset(createInstant(2008, 11, 7, offset)), ZoneOffset.ofHours(-5));
    // cutover at 02:00 local
    assertEquals(test.getOffset(createInstant(2008, 11, 2, 1, 59, 59, 999999999, offset)), ZoneOffset.ofHours(-4));
    assertEquals(test.getOffset(createInstant(2008, 11, 2, 2, 0, 0, 0, offset)), ZoneOffset.ofHours(-5));
}