Java Code Examples for java.util.GregorianCalendar#from()
The following examples show how to use
java.util.GregorianCalendar#from() .
You can vote up the ones you like or vote down the ones you don't like,
and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: GetCityForecastByZIPOutMapper.java From tutorial-soap-spring-boot-cxf with MIT License | 5 votes |
private static XMLGregorianCalendar generateCalendarFromNow() { GregorianCalendar gregCal = GregorianCalendar.from(ZonedDateTime.now()); XMLGregorianCalendar xmlGregCal = null; try { xmlGregCal = DatatypeFactory.newInstance().newXMLGregorianCalendar(gregCal); } catch (DatatypeConfigurationException exception) { //LOG.calenderMappingNotWorking(exception); } return xmlGregCal; }
Example 2
Source File: XmlCteUtil.java From Java_CTe with MIT License | 5 votes |
public static String dataCte(LocalDateTime dataASerFormatada, ZoneId zoneId) { try { GregorianCalendar calendar = GregorianCalendar.from(dataASerFormatada.atZone(ObjetoCTeUtil.verifica(zoneId).orElse(ZoneId.of("Brazil/East")))); XMLGregorianCalendar xmlCalendar = DatatypeFactory.newInstance().newXMLGregorianCalendar(calendar); xmlCalendar.setMillisecond(DatatypeConstants.FIELD_UNDEFINED); return xmlCalendar.toString(); } catch (DatatypeConfigurationException e) { LoggerUtil.log(XmlCteUtil.class, e.getMessage()); } return null; }
Example 3
Source File: GetCityForecastByZIPOutMapper.java From tutorial-soap-spring-boot-cxf with MIT License | 5 votes |
private static XMLGregorianCalendar generateCalendarFromNow() { GregorianCalendar gregCal = GregorianCalendar.from(ZonedDateTime.now()); XMLGregorianCalendar xmlGregCal = null; try { xmlGregCal = DatatypeFactory.newInstance().newXMLGregorianCalendar(gregCal); } catch (DatatypeConfigurationException exception) { //LOG.calenderMappingNotWorking(exception); } return xmlGregCal; }
Example 4
Source File: GetCityForecastByZIPOutMapper.java From tutorial-soap-spring-boot-cxf with MIT License | 5 votes |
private static XMLGregorianCalendar generateCalendarFromNow() { GregorianCalendar gregCal = GregorianCalendar.from(ZonedDateTime.now()); XMLGregorianCalendar xmlGregCal = null; try { xmlGregCal = DatatypeFactory.newInstance().newXMLGregorianCalendar(gregCal); } catch (DatatypeConfigurationException exception) { //LOG.calenderMappingNotWorking(exception); } return xmlGregCal; }
Example 5
Source File: LocalDateJavaDescriptor.java From lams with GNU General Public License v2.0 | 5 votes |
@Override @SuppressWarnings("unchecked") public <X> X unwrap(LocalDate value, Class<X> type, WrapperOptions options) { if ( value == null ) { return null; } if ( LocalDate.class.isAssignableFrom( type ) ) { return (X) value; } if ( java.sql.Date.class.isAssignableFrom( type ) ) { return (X) java.sql.Date.valueOf( value ); } final LocalDateTime localDateTime = value.atStartOfDay(); if ( Timestamp.class.isAssignableFrom( type ) ) { return (X) Timestamp.valueOf( localDateTime ); } final ZonedDateTime zonedDateTime = localDateTime.atZone( ZoneId.systemDefault() ); if ( Calendar.class.isAssignableFrom( type ) ) { return (X) GregorianCalendar.from( zonedDateTime ); } final Instant instant = zonedDateTime.toInstant(); if ( Date.class.equals( type ) ) { return (X) Date.from( instant ); } if ( Long.class.isAssignableFrom( type ) ) { return (X) Long.valueOf( instant.toEpochMilli() ); } throw unknownUnwrap( type ); }
Example 6
Source File: OffsetTimeJavaDescriptor.java From lams with GNU General Public License v2.0 | 5 votes |
@Override @SuppressWarnings("unchecked") public <X> X unwrap(OffsetTime offsetTime, Class<X> type, WrapperOptions options) { if ( offsetTime == null ) { return null; } if ( OffsetTime.class.isAssignableFrom( type ) ) { return (X) offsetTime; } if ( java.sql.Time.class.isAssignableFrom( type ) ) { return (X) java.sql.Time.valueOf( offsetTime.toLocalTime() ); } final ZonedDateTime zonedDateTime = offsetTime.atDate( LocalDate.of( 1970, 1, 1 ) ).toZonedDateTime(); if ( Timestamp.class.isAssignableFrom( type ) ) { return (X) Timestamp.valueOf( zonedDateTime.toLocalDateTime() ); } if ( Calendar.class.isAssignableFrom( type ) ) { return (X) GregorianCalendar.from( zonedDateTime ); } final Instant instant = zonedDateTime.toInstant(); if ( Long.class.isAssignableFrom( type ) ) { return (X) Long.valueOf( instant.toEpochMilli() ); } if ( java.util.Date.class.isAssignableFrom( type ) ) { return (X) java.util.Date.from( instant ); } throw unknownUnwrap( type ); }
Example 7
Source File: JavatimeTest.java From openjdk-8 with GNU General Public License v2.0 | 4 votes |
public static void main(String[] args) throws Throwable { int N = 10000; long t1970 = new java.util.Date(70, 0, 01).getTime(); Random r = new Random(); for (int i = 0; i < N; i++) { int days = r.nextInt(50) * 365 + r.nextInt(365); long secs = t1970 + days * 86400 + r.nextInt(86400); int nanos = r.nextInt(NANOS_PER_SECOND); int nanos_ms = nanos / 1000000 * 1000000; // millis precision long millis = secs * 1000 + r.nextInt(1000); LocalDateTime ldt = LocalDateTime.ofEpochSecond(secs, nanos, ZoneOffset.UTC); LocalDateTime ldt_ms = LocalDateTime.ofEpochSecond(secs, nanos_ms, ZoneOffset.UTC); Instant inst = Instant.ofEpochSecond(secs, nanos); Instant inst_ms = Instant.ofEpochSecond(secs, nanos_ms); ///////////// java.util.Date ///////////////////////// Date jud = new java.util.Date(millis); Instant inst0 = jud.toInstant(); if (jud.getTime() != inst0.toEpochMilli() || !jud.equals(Date.from(inst0))) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: j.u.d -> instant -> j.u.d"); } // roundtrip only with millis precision Date jud0 = Date.from(inst_ms); if (jud0.getTime() != inst_ms.toEpochMilli() || !inst_ms.equals(jud0.toInstant())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: instant -> j.u.d -> instant"); } //////////// java.util.GregorianCalendar ///////////// GregorianCalendar cal = new GregorianCalendar(); // non-roundtrip of tz name between j.u.tz and j.t.zid cal.setTimeZone(TimeZone.getTimeZone(ZoneId.systemDefault())); cal.setGregorianChange(new java.util.Date(Long.MIN_VALUE)); cal.setFirstDayOfWeek(Calendar.MONDAY); cal.setMinimalDaysInFirstWeek(4); cal.setTimeInMillis(millis); ZonedDateTime zdt0 = cal.toZonedDateTime(); if (cal.getTimeInMillis() != zdt0.toInstant().toEpochMilli() || !cal.equals(GregorianCalendar.from(zdt0))) { System.out.println("cal:" + cal); System.out.println("zdt:" + zdt0); System.out.println("calNew:" + GregorianCalendar.from(zdt0)); System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt -> gcal"); } inst0 = cal.toInstant(); if (cal.getTimeInMillis() != inst0.toEpochMilli()) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt"); } ZonedDateTime zdt = ZonedDateTime.of(ldt_ms, ZoneId.systemDefault()); GregorianCalendar cal0 = GregorianCalendar.from(zdt); if (zdt.toInstant().toEpochMilli() != cal0.getTimeInMillis() || !zdt.equals(GregorianCalendar.from(zdt).toZonedDateTime())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: zdt -> gcal -> zdt"); } } ///////////// java.util.TimeZone ///////////////////////// for (String zidStr : TimeZone.getAvailableIDs()) { // TBD: tzdt intergration if (zidStr.startsWith("SystemV") || zidStr.contains("Riyadh8") || zidStr.equals("US/Pacific-New") || zidStr.equals("EST") || zidStr.equals("HST") || zidStr.equals("MST")) { continue; } ZoneId zid = ZoneId.of(zidStr, ZoneId.SHORT_IDS); if (!zid.equals(TimeZone.getTimeZone(zid).toZoneId())) { throw new RuntimeException("FAILED: zid -> tz -> zid :" + zidStr); } TimeZone tz = TimeZone.getTimeZone(zidStr); // no round-trip for alias and "GMT" if (!tz.equals(TimeZone.getTimeZone(tz.toZoneId())) && !ZoneId.SHORT_IDS.containsKey(zidStr) && !zidStr.startsWith("GMT")) { throw new RuntimeException("FAILED: tz -> zid -> tz :" + zidStr); } } System.out.println("Passed!"); }
Example 8
Source File: JavatimeTest.java From jdk8u-jdk with GNU General Public License v2.0 | 4 votes |
public static void main(String[] args) throws Throwable { int N = 10000; long t1970 = new java.util.Date(70, 0, 01).getTime(); Random r = new Random(); for (int i = 0; i < N; i++) { int days = r.nextInt(50) * 365 + r.nextInt(365); long secs = t1970 + days * 86400 + r.nextInt(86400); int nanos = r.nextInt(NANOS_PER_SECOND); int nanos_ms = nanos / 1000000 * 1000000; // millis precision long millis = secs * 1000 + r.nextInt(1000); LocalDateTime ldt = LocalDateTime.ofEpochSecond(secs, nanos, ZoneOffset.UTC); LocalDateTime ldt_ms = LocalDateTime.ofEpochSecond(secs, nanos_ms, ZoneOffset.UTC); Instant inst = Instant.ofEpochSecond(secs, nanos); Instant inst_ms = Instant.ofEpochSecond(secs, nanos_ms); ///////////// java.util.Date ///////////////////////// Date jud = new java.util.Date(millis); Instant inst0 = jud.toInstant(); if (jud.getTime() != inst0.toEpochMilli() || !jud.equals(Date.from(inst0))) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: j.u.d -> instant -> j.u.d"); } // roundtrip only with millis precision Date jud0 = Date.from(inst_ms); if (jud0.getTime() != inst_ms.toEpochMilli() || !inst_ms.equals(jud0.toInstant())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: instant -> j.u.d -> instant"); } //////////// java.util.GregorianCalendar ///////////// GregorianCalendar cal = new GregorianCalendar(); // non-roundtrip of tz name between j.u.tz and j.t.zid cal.setTimeZone(TimeZone.getTimeZone(ZoneId.systemDefault())); cal.setGregorianChange(new java.util.Date(Long.MIN_VALUE)); cal.setFirstDayOfWeek(Calendar.MONDAY); cal.setMinimalDaysInFirstWeek(4); cal.setTimeInMillis(millis); ZonedDateTime zdt0 = cal.toZonedDateTime(); if (cal.getTimeInMillis() != zdt0.toInstant().toEpochMilli() || !cal.equals(GregorianCalendar.from(zdt0))) { System.out.println("cal:" + cal); System.out.println("zdt:" + zdt0); System.out.println("calNew:" + GregorianCalendar.from(zdt0)); System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt -> gcal"); } inst0 = cal.toInstant(); if (cal.getTimeInMillis() != inst0.toEpochMilli()) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt"); } ZonedDateTime zdt = ZonedDateTime.of(ldt_ms, ZoneId.systemDefault()); GregorianCalendar cal0 = GregorianCalendar.from(zdt); if (zdt.toInstant().toEpochMilli() != cal0.getTimeInMillis() || !zdt.equals(GregorianCalendar.from(zdt).toZonedDateTime())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: zdt -> gcal -> zdt"); } } ///////////// java.util.TimeZone ///////////////////////// for (String zidStr : TimeZone.getAvailableIDs()) { // TBD: tzdt intergration if (zidStr.startsWith("SystemV") || zidStr.contains("Riyadh8") || zidStr.equals("US/Pacific-New") || zidStr.equals("EST") || zidStr.equals("HST") || zidStr.equals("MST")) { continue; } ZoneId zid = ZoneId.of(zidStr, ZoneId.SHORT_IDS); if (!zid.equals(TimeZone.getTimeZone(zid).toZoneId())) { throw new RuntimeException("FAILED: zid -> tz -> zid :" + zidStr); } TimeZone tz = TimeZone.getTimeZone(zidStr); // no round-trip for alias and "GMT" if (!tz.equals(TimeZone.getTimeZone(tz.toZoneId())) && !ZoneId.SHORT_IDS.containsKey(zidStr) && !zidStr.startsWith("GMT")) { throw new RuntimeException("FAILED: tz -> zid -> tz :" + zidStr); } } System.out.println("Passed!"); }
Example 9
Source File: JavatimeTest.java From openjdk-jdk9 with GNU General Public License v2.0 | 4 votes |
public static void main(String[] args) throws Throwable { int N = 10000; @SuppressWarnings("deprecation") long t1970 = new java.util.Date(70, 0, 01).getTime(); Random r = new Random(); for (int i = 0; i < N; i++) { int days = r.nextInt(50) * 365 + r.nextInt(365); long secs = t1970 + days * 86400 + r.nextInt(86400); int nanos = r.nextInt(NANOS_PER_SECOND); int nanos_ms = nanos / 1000000 * 1000000; // millis precision long millis = secs * 1000 + r.nextInt(1000); LocalDateTime ldt = LocalDateTime.ofEpochSecond(secs, nanos, ZoneOffset.UTC); LocalDateTime ldt_ms = LocalDateTime.ofEpochSecond(secs, nanos_ms, ZoneOffset.UTC); Instant inst = Instant.ofEpochSecond(secs, nanos); Instant inst_ms = Instant.ofEpochSecond(secs, nanos_ms); ///////////// java.util.Date ///////////////////////// Date jud = new java.util.Date(millis); Instant inst0 = jud.toInstant(); if (jud.getTime() != inst0.toEpochMilli() || !jud.equals(Date.from(inst0))) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: j.u.d -> instant -> j.u.d"); } // roundtrip only with millis precision Date jud0 = Date.from(inst_ms); if (jud0.getTime() != inst_ms.toEpochMilli() || !inst_ms.equals(jud0.toInstant())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: instant -> j.u.d -> instant"); } //////////// java.util.GregorianCalendar ///////////// GregorianCalendar cal = new GregorianCalendar(); // non-roundtrip of tz name between j.u.tz and j.t.zid cal.setTimeZone(TimeZone.getTimeZone(ZoneId.systemDefault())); cal.setGregorianChange(new java.util.Date(Long.MIN_VALUE)); cal.setFirstDayOfWeek(Calendar.MONDAY); cal.setMinimalDaysInFirstWeek(4); cal.setTimeInMillis(millis); ZonedDateTime zdt0 = cal.toZonedDateTime(); if (cal.getTimeInMillis() != zdt0.toInstant().toEpochMilli() || !cal.equals(GregorianCalendar.from(zdt0))) { System.out.println("cal:" + cal); System.out.println("zdt:" + zdt0); System.out.println("calNew:" + GregorianCalendar.from(zdt0)); System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt -> gcal"); } inst0 = cal.toInstant(); if (cal.getTimeInMillis() != inst0.toEpochMilli()) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt"); } ZonedDateTime zdt = ZonedDateTime.of(ldt_ms, ZoneId.systemDefault()); GregorianCalendar cal0 = GregorianCalendar.from(zdt); if (zdt.toInstant().toEpochMilli() != cal0.getTimeInMillis() || !zdt.equals(GregorianCalendar.from(zdt).toZonedDateTime())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: zdt -> gcal -> zdt"); } } ///////////// java.util.TimeZone ///////////////////////// for (String zidStr : TimeZone.getAvailableIDs()) { // TBD: tzdt intergration if (zidStr.startsWith("SystemV") || zidStr.contains("Riyadh8") || zidStr.equals("US/Pacific-New") || zidStr.equals("EST") || zidStr.equals("HST") || zidStr.equals("MST")) { continue; } ZoneId zid = ZoneId.of(zidStr, ZoneId.SHORT_IDS); if (!zid.equals(TimeZone.getTimeZone(zid).toZoneId())) { throw new RuntimeException("FAILED: zid -> tz -> zid :" + zidStr); } TimeZone tz = TimeZone.getTimeZone(zidStr); // no round-trip for alias and "GMT" if (!tz.equals(TimeZone.getTimeZone(tz.toZoneId())) && !ZoneId.SHORT_IDS.containsKey(zidStr) && !zidStr.startsWith("GMT")) { throw new RuntimeException("FAILED: tz -> zid -> tz :" + zidStr); } } System.out.println("Passed!"); }
Example 10
Source File: JavatimeTest.java From openjdk-jdk8u-backup with GNU General Public License v2.0 | 4 votes |
public static void main(String[] args) throws Throwable { int N = 10000; long t1970 = new java.util.Date(70, 0, 01).getTime(); Random r = new Random(); for (int i = 0; i < N; i++) { int days = r.nextInt(50) * 365 + r.nextInt(365); long secs = t1970 + days * 86400 + r.nextInt(86400); int nanos = r.nextInt(NANOS_PER_SECOND); int nanos_ms = nanos / 1000000 * 1000000; // millis precision long millis = secs * 1000 + r.nextInt(1000); LocalDateTime ldt = LocalDateTime.ofEpochSecond(secs, nanos, ZoneOffset.UTC); LocalDateTime ldt_ms = LocalDateTime.ofEpochSecond(secs, nanos_ms, ZoneOffset.UTC); Instant inst = Instant.ofEpochSecond(secs, nanos); Instant inst_ms = Instant.ofEpochSecond(secs, nanos_ms); ///////////// java.util.Date ///////////////////////// Date jud = new java.util.Date(millis); Instant inst0 = jud.toInstant(); if (jud.getTime() != inst0.toEpochMilli() || !jud.equals(Date.from(inst0))) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: j.u.d -> instant -> j.u.d"); } // roundtrip only with millis precision Date jud0 = Date.from(inst_ms); if (jud0.getTime() != inst_ms.toEpochMilli() || !inst_ms.equals(jud0.toInstant())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: instant -> j.u.d -> instant"); } //////////// java.util.GregorianCalendar ///////////// GregorianCalendar cal = new GregorianCalendar(); // non-roundtrip of tz name between j.u.tz and j.t.zid cal.setTimeZone(TimeZone.getTimeZone(ZoneId.systemDefault())); cal.setGregorianChange(new java.util.Date(Long.MIN_VALUE)); cal.setFirstDayOfWeek(Calendar.MONDAY); cal.setMinimalDaysInFirstWeek(4); cal.setTimeInMillis(millis); ZonedDateTime zdt0 = cal.toZonedDateTime(); if (cal.getTimeInMillis() != zdt0.toInstant().toEpochMilli() || !cal.equals(GregorianCalendar.from(zdt0))) { System.out.println("cal:" + cal); System.out.println("zdt:" + zdt0); System.out.println("calNew:" + GregorianCalendar.from(zdt0)); System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt -> gcal"); } inst0 = cal.toInstant(); if (cal.getTimeInMillis() != inst0.toEpochMilli()) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt"); } ZonedDateTime zdt = ZonedDateTime.of(ldt_ms, ZoneId.systemDefault()); GregorianCalendar cal0 = GregorianCalendar.from(zdt); if (zdt.toInstant().toEpochMilli() != cal0.getTimeInMillis() || !zdt.equals(GregorianCalendar.from(zdt).toZonedDateTime())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: zdt -> gcal -> zdt"); } } ///////////// java.util.TimeZone ///////////////////////// for (String zidStr : TimeZone.getAvailableIDs()) { // TBD: tzdt intergration if (zidStr.startsWith("SystemV") || zidStr.contains("Riyadh8") || zidStr.equals("US/Pacific-New") || zidStr.equals("EST") || zidStr.equals("HST") || zidStr.equals("MST")) { continue; } ZoneId zid = ZoneId.of(zidStr, ZoneId.SHORT_IDS); if (!zid.equals(TimeZone.getTimeZone(zid).toZoneId())) { throw new RuntimeException("FAILED: zid -> tz -> zid :" + zidStr); } TimeZone tz = TimeZone.getTimeZone(zidStr); // no round-trip for alias and "GMT" if (!tz.equals(TimeZone.getTimeZone(tz.toZoneId())) && !ZoneId.SHORT_IDS.containsKey(zidStr) && !zidStr.startsWith("GMT")) { throw new RuntimeException("FAILED: tz -> zid -> tz :" + zidStr); } } System.out.println("Passed!"); }
Example 11
Source File: DateTimeType.java From smarthome with Eclipse Public License 2.0 | 4 votes |
/** * @deprecated The method is deprecated. You can use {@link #getZonedDateTime()} instead. */ @Deprecated public Calendar getCalendar() { return GregorianCalendar.from(zonedDateTime); }
Example 12
Source File: JavatimeTest.java From jdk8u-dev-jdk with GNU General Public License v2.0 | 4 votes |
public static void main(String[] args) throws Throwable { int N = 10000; long t1970 = new java.util.Date(70, 0, 01).getTime(); Random r = new Random(); for (int i = 0; i < N; i++) { int days = r.nextInt(50) * 365 + r.nextInt(365); long secs = t1970 + days * 86400 + r.nextInt(86400); int nanos = r.nextInt(NANOS_PER_SECOND); int nanos_ms = nanos / 1000000 * 1000000; // millis precision long millis = secs * 1000 + r.nextInt(1000); LocalDateTime ldt = LocalDateTime.ofEpochSecond(secs, nanos, ZoneOffset.UTC); LocalDateTime ldt_ms = LocalDateTime.ofEpochSecond(secs, nanos_ms, ZoneOffset.UTC); Instant inst = Instant.ofEpochSecond(secs, nanos); Instant inst_ms = Instant.ofEpochSecond(secs, nanos_ms); ///////////// java.util.Date ///////////////////////// Date jud = new java.util.Date(millis); Instant inst0 = jud.toInstant(); if (jud.getTime() != inst0.toEpochMilli() || !jud.equals(Date.from(inst0))) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: j.u.d -> instant -> j.u.d"); } // roundtrip only with millis precision Date jud0 = Date.from(inst_ms); if (jud0.getTime() != inst_ms.toEpochMilli() || !inst_ms.equals(jud0.toInstant())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: instant -> j.u.d -> instant"); } //////////// java.util.GregorianCalendar ///////////// GregorianCalendar cal = new GregorianCalendar(); // non-roundtrip of tz name between j.u.tz and j.t.zid cal.setTimeZone(TimeZone.getTimeZone(ZoneId.systemDefault())); cal.setGregorianChange(new java.util.Date(Long.MIN_VALUE)); cal.setFirstDayOfWeek(Calendar.MONDAY); cal.setMinimalDaysInFirstWeek(4); cal.setTimeInMillis(millis); ZonedDateTime zdt0 = cal.toZonedDateTime(); if (cal.getTimeInMillis() != zdt0.toInstant().toEpochMilli() || !cal.equals(GregorianCalendar.from(zdt0))) { System.out.println("cal:" + cal); System.out.println("zdt:" + zdt0); System.out.println("calNew:" + GregorianCalendar.from(zdt0)); System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt -> gcal"); } inst0 = cal.toInstant(); if (cal.getTimeInMillis() != inst0.toEpochMilli()) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt"); } ZonedDateTime zdt = ZonedDateTime.of(ldt_ms, ZoneId.systemDefault()); GregorianCalendar cal0 = GregorianCalendar.from(zdt); if (zdt.toInstant().toEpochMilli() != cal0.getTimeInMillis() || !zdt.equals(GregorianCalendar.from(zdt).toZonedDateTime())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: zdt -> gcal -> zdt"); } } ///////////// java.util.TimeZone ///////////////////////// for (String zidStr : TimeZone.getAvailableIDs()) { // TBD: tzdt intergration if (zidStr.startsWith("SystemV") || zidStr.contains("Riyadh8") || zidStr.equals("US/Pacific-New") || zidStr.equals("EST") || zidStr.equals("HST") || zidStr.equals("MST")) { continue; } ZoneId zid = ZoneId.of(zidStr, ZoneId.SHORT_IDS); if (!zid.equals(TimeZone.getTimeZone(zid).toZoneId())) { throw new RuntimeException("FAILED: zid -> tz -> zid :" + zidStr); } TimeZone tz = TimeZone.getTimeZone(zidStr); // no round-trip for alias and "GMT" if (!tz.equals(TimeZone.getTimeZone(tz.toZoneId())) && !ZoneId.SHORT_IDS.containsKey(zidStr) && !zidStr.startsWith("GMT")) { throw new RuntimeException("FAILED: tz -> zid -> tz :" + zidStr); } } System.out.println("Passed!"); }
Example 13
Source File: ZonedDateTimeToCalendarConverter.java From spring-analysis-note with MIT License | 4 votes |
@Override public Calendar convert(ZonedDateTime source) { return GregorianCalendar.from(source); }
Example 14
Source File: JavatimeTest.java From jdk8u_jdk with GNU General Public License v2.0 | 4 votes |
public static void main(String[] args) throws Throwable { int N = 10000; long t1970 = new java.util.Date(70, 0, 01).getTime(); Random r = new Random(); for (int i = 0; i < N; i++) { int days = r.nextInt(50) * 365 + r.nextInt(365); long secs = t1970 + days * 86400 + r.nextInt(86400); int nanos = r.nextInt(NANOS_PER_SECOND); int nanos_ms = nanos / 1000000 * 1000000; // millis precision long millis = secs * 1000 + r.nextInt(1000); LocalDateTime ldt = LocalDateTime.ofEpochSecond(secs, nanos, ZoneOffset.UTC); LocalDateTime ldt_ms = LocalDateTime.ofEpochSecond(secs, nanos_ms, ZoneOffset.UTC); Instant inst = Instant.ofEpochSecond(secs, nanos); Instant inst_ms = Instant.ofEpochSecond(secs, nanos_ms); ///////////// java.util.Date ///////////////////////// Date jud = new java.util.Date(millis); Instant inst0 = jud.toInstant(); if (jud.getTime() != inst0.toEpochMilli() || !jud.equals(Date.from(inst0))) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: j.u.d -> instant -> j.u.d"); } // roundtrip only with millis precision Date jud0 = Date.from(inst_ms); if (jud0.getTime() != inst_ms.toEpochMilli() || !inst_ms.equals(jud0.toInstant())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: instant -> j.u.d -> instant"); } //////////// java.util.GregorianCalendar ///////////// GregorianCalendar cal = new GregorianCalendar(); // non-roundtrip of tz name between j.u.tz and j.t.zid cal.setTimeZone(TimeZone.getTimeZone(ZoneId.systemDefault())); cal.setGregorianChange(new java.util.Date(Long.MIN_VALUE)); cal.setFirstDayOfWeek(Calendar.MONDAY); cal.setMinimalDaysInFirstWeek(4); cal.setTimeInMillis(millis); ZonedDateTime zdt0 = cal.toZonedDateTime(); if (cal.getTimeInMillis() != zdt0.toInstant().toEpochMilli() || !cal.equals(GregorianCalendar.from(zdt0))) { System.out.println("cal:" + cal); System.out.println("zdt:" + zdt0); System.out.println("calNew:" + GregorianCalendar.from(zdt0)); System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt -> gcal"); } inst0 = cal.toInstant(); if (cal.getTimeInMillis() != inst0.toEpochMilli()) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt"); } ZonedDateTime zdt = ZonedDateTime.of(ldt_ms, ZoneId.systemDefault()); GregorianCalendar cal0 = GregorianCalendar.from(zdt); if (zdt.toInstant().toEpochMilli() != cal0.getTimeInMillis() || !zdt.equals(GregorianCalendar.from(zdt).toZonedDateTime())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: zdt -> gcal -> zdt"); } } ///////////// java.util.TimeZone ///////////////////////// for (String zidStr : TimeZone.getAvailableIDs()) { // TBD: tzdt intergration if (zidStr.startsWith("SystemV") || zidStr.contains("Riyadh8") || zidStr.equals("US/Pacific-New") || zidStr.equals("EST") || zidStr.equals("HST") || zidStr.equals("MST")) { continue; } ZoneId zid = ZoneId.of(zidStr, ZoneId.SHORT_IDS); if (!zid.equals(TimeZone.getTimeZone(zid).toZoneId())) { throw new RuntimeException("FAILED: zid -> tz -> zid :" + zidStr); } TimeZone tz = TimeZone.getTimeZone(zidStr); // no round-trip for alias and "GMT" if (!tz.equals(TimeZone.getTimeZone(tz.toZoneId())) && !ZoneId.SHORT_IDS.containsKey(zidStr) && !zidStr.startsWith("GMT")) { throw new RuntimeException("FAILED: tz -> zid -> tz :" + zidStr); } } System.out.println("Passed!"); }
Example 15
Source File: JcrMetadataRepository.java From archiva with Apache License 2.0 | 4 votes |
private static Calendar createCalendar(ZonedDateTime time) { return GregorianCalendar.from(time); }
Example 16
Source File: JavatimeTest.java From openjdk-8-source with GNU General Public License v2.0 | 4 votes |
public static void main(String[] args) throws Throwable { int N = 10000; long t1970 = new java.util.Date(70, 0, 01).getTime(); Random r = new Random(); for (int i = 0; i < N; i++) { int days = r.nextInt(50) * 365 + r.nextInt(365); long secs = t1970 + days * 86400 + r.nextInt(86400); int nanos = r.nextInt(NANOS_PER_SECOND); int nanos_ms = nanos / 1000000 * 1000000; // millis precision long millis = secs * 1000 + r.nextInt(1000); LocalDateTime ldt = LocalDateTime.ofEpochSecond(secs, nanos, ZoneOffset.UTC); LocalDateTime ldt_ms = LocalDateTime.ofEpochSecond(secs, nanos_ms, ZoneOffset.UTC); Instant inst = Instant.ofEpochSecond(secs, nanos); Instant inst_ms = Instant.ofEpochSecond(secs, nanos_ms); ///////////// java.util.Date ///////////////////////// Date jud = new java.util.Date(millis); Instant inst0 = jud.toInstant(); if (jud.getTime() != inst0.toEpochMilli() || !jud.equals(Date.from(inst0))) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: j.u.d -> instant -> j.u.d"); } // roundtrip only with millis precision Date jud0 = Date.from(inst_ms); if (jud0.getTime() != inst_ms.toEpochMilli() || !inst_ms.equals(jud0.toInstant())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: instant -> j.u.d -> instant"); } //////////// java.util.GregorianCalendar ///////////// GregorianCalendar cal = new GregorianCalendar(); // non-roundtrip of tz name between j.u.tz and j.t.zid cal.setTimeZone(TimeZone.getTimeZone(ZoneId.systemDefault())); cal.setGregorianChange(new java.util.Date(Long.MIN_VALUE)); cal.setFirstDayOfWeek(Calendar.MONDAY); cal.setMinimalDaysInFirstWeek(4); cal.setTimeInMillis(millis); ZonedDateTime zdt0 = cal.toZonedDateTime(); if (cal.getTimeInMillis() != zdt0.toInstant().toEpochMilli() || !cal.equals(GregorianCalendar.from(zdt0))) { System.out.println("cal:" + cal); System.out.println("zdt:" + zdt0); System.out.println("calNew:" + GregorianCalendar.from(zdt0)); System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt -> gcal"); } inst0 = cal.toInstant(); if (cal.getTimeInMillis() != inst0.toEpochMilli()) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt"); } ZonedDateTime zdt = ZonedDateTime.of(ldt_ms, ZoneId.systemDefault()); GregorianCalendar cal0 = GregorianCalendar.from(zdt); if (zdt.toInstant().toEpochMilli() != cal0.getTimeInMillis() || !zdt.equals(GregorianCalendar.from(zdt).toZonedDateTime())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: zdt -> gcal -> zdt"); } } ///////////// java.util.TimeZone ///////////////////////// for (String zidStr : TimeZone.getAvailableIDs()) { // TBD: tzdt intergration if (zidStr.startsWith("SystemV") || zidStr.contains("Riyadh8") || zidStr.equals("US/Pacific-New") || zidStr.equals("EST") || zidStr.equals("HST") || zidStr.equals("MST")) { continue; } ZoneId zid = ZoneId.of(zidStr, ZoneId.SHORT_IDS); if (!zid.equals(TimeZone.getTimeZone(zid).toZoneId())) { throw new RuntimeException("FAILED: zid -> tz -> zid :" + zidStr); } TimeZone tz = TimeZone.getTimeZone(zidStr); // no round-trip for alias and "GMT" if (!tz.equals(TimeZone.getTimeZone(tz.toZoneId())) && !ZoneId.SHORT_IDS.containsKey(zidStr) && !zidStr.startsWith("GMT")) { throw new RuntimeException("FAILED: tz -> zid -> tz :" + zidStr); } } System.out.println("Passed!"); }
Example 17
Source File: JavatimeTest.java From openjdk-jdk8u with GNU General Public License v2.0 | 4 votes |
public static void main(String[] args) throws Throwable { int N = 10000; long t1970 = new java.util.Date(70, 0, 01).getTime(); Random r = new Random(); for (int i = 0; i < N; i++) { int days = r.nextInt(50) * 365 + r.nextInt(365); long secs = t1970 + days * 86400 + r.nextInt(86400); int nanos = r.nextInt(NANOS_PER_SECOND); int nanos_ms = nanos / 1000000 * 1000000; // millis precision long millis = secs * 1000 + r.nextInt(1000); LocalDateTime ldt = LocalDateTime.ofEpochSecond(secs, nanos, ZoneOffset.UTC); LocalDateTime ldt_ms = LocalDateTime.ofEpochSecond(secs, nanos_ms, ZoneOffset.UTC); Instant inst = Instant.ofEpochSecond(secs, nanos); Instant inst_ms = Instant.ofEpochSecond(secs, nanos_ms); ///////////// java.util.Date ///////////////////////// Date jud = new java.util.Date(millis); Instant inst0 = jud.toInstant(); if (jud.getTime() != inst0.toEpochMilli() || !jud.equals(Date.from(inst0))) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: j.u.d -> instant -> j.u.d"); } // roundtrip only with millis precision Date jud0 = Date.from(inst_ms); if (jud0.getTime() != inst_ms.toEpochMilli() || !inst_ms.equals(jud0.toInstant())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: instant -> j.u.d -> instant"); } //////////// java.util.GregorianCalendar ///////////// GregorianCalendar cal = new GregorianCalendar(); // non-roundtrip of tz name between j.u.tz and j.t.zid cal.setTimeZone(TimeZone.getTimeZone(ZoneId.systemDefault())); cal.setGregorianChange(new java.util.Date(Long.MIN_VALUE)); cal.setFirstDayOfWeek(Calendar.MONDAY); cal.setMinimalDaysInFirstWeek(4); cal.setTimeInMillis(millis); ZonedDateTime zdt0 = cal.toZonedDateTime(); if (cal.getTimeInMillis() != zdt0.toInstant().toEpochMilli() || !cal.equals(GregorianCalendar.from(zdt0))) { System.out.println("cal:" + cal); System.out.println("zdt:" + zdt0); System.out.println("calNew:" + GregorianCalendar.from(zdt0)); System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt -> gcal"); } inst0 = cal.toInstant(); if (cal.getTimeInMillis() != inst0.toEpochMilli()) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt"); } ZonedDateTime zdt = ZonedDateTime.of(ldt_ms, ZoneId.systemDefault()); GregorianCalendar cal0 = GregorianCalendar.from(zdt); if (zdt.toInstant().toEpochMilli() != cal0.getTimeInMillis() || !zdt.equals(GregorianCalendar.from(zdt).toZonedDateTime())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: zdt -> gcal -> zdt"); } } ///////////// java.util.TimeZone ///////////////////////// for (String zidStr : TimeZone.getAvailableIDs()) { // TBD: tzdt intergration if (zidStr.startsWith("SystemV") || zidStr.contains("Riyadh8") || zidStr.equals("US/Pacific-New") || zidStr.equals("EST") || zidStr.equals("HST") || zidStr.equals("MST")) { continue; } ZoneId zid = ZoneId.of(zidStr, ZoneId.SHORT_IDS); if (!zid.equals(TimeZone.getTimeZone(zid).toZoneId())) { throw new RuntimeException("FAILED: zid -> tz -> zid :" + zidStr); } TimeZone tz = TimeZone.getTimeZone(zidStr); // no round-trip for alias and "GMT" if (!tz.equals(TimeZone.getTimeZone(tz.toZoneId())) && !ZoneId.SHORT_IDS.containsKey(zidStr) && !zidStr.startsWith("GMT")) { throw new RuntimeException("FAILED: tz -> zid -> tz :" + zidStr); } } System.out.println("Passed!"); }
Example 18
Source File: JavatimeTest.java From jdk8u60 with GNU General Public License v2.0 | 4 votes |
public static void main(String[] args) throws Throwable { int N = 10000; long t1970 = new java.util.Date(70, 0, 01).getTime(); Random r = new Random(); for (int i = 0; i < N; i++) { int days = r.nextInt(50) * 365 + r.nextInt(365); long secs = t1970 + days * 86400 + r.nextInt(86400); int nanos = r.nextInt(NANOS_PER_SECOND); int nanos_ms = nanos / 1000000 * 1000000; // millis precision long millis = secs * 1000 + r.nextInt(1000); LocalDateTime ldt = LocalDateTime.ofEpochSecond(secs, nanos, ZoneOffset.UTC); LocalDateTime ldt_ms = LocalDateTime.ofEpochSecond(secs, nanos_ms, ZoneOffset.UTC); Instant inst = Instant.ofEpochSecond(secs, nanos); Instant inst_ms = Instant.ofEpochSecond(secs, nanos_ms); ///////////// java.util.Date ///////////////////////// Date jud = new java.util.Date(millis); Instant inst0 = jud.toInstant(); if (jud.getTime() != inst0.toEpochMilli() || !jud.equals(Date.from(inst0))) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: j.u.d -> instant -> j.u.d"); } // roundtrip only with millis precision Date jud0 = Date.from(inst_ms); if (jud0.getTime() != inst_ms.toEpochMilli() || !inst_ms.equals(jud0.toInstant())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: instant -> j.u.d -> instant"); } //////////// java.util.GregorianCalendar ///////////// GregorianCalendar cal = new GregorianCalendar(); // non-roundtrip of tz name between j.u.tz and j.t.zid cal.setTimeZone(TimeZone.getTimeZone(ZoneId.systemDefault())); cal.setGregorianChange(new java.util.Date(Long.MIN_VALUE)); cal.setFirstDayOfWeek(Calendar.MONDAY); cal.setMinimalDaysInFirstWeek(4); cal.setTimeInMillis(millis); ZonedDateTime zdt0 = cal.toZonedDateTime(); if (cal.getTimeInMillis() != zdt0.toInstant().toEpochMilli() || !cal.equals(GregorianCalendar.from(zdt0))) { System.out.println("cal:" + cal); System.out.println("zdt:" + zdt0); System.out.println("calNew:" + GregorianCalendar.from(zdt0)); System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt -> gcal"); } inst0 = cal.toInstant(); if (cal.getTimeInMillis() != inst0.toEpochMilli()) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt"); } ZonedDateTime zdt = ZonedDateTime.of(ldt_ms, ZoneId.systemDefault()); GregorianCalendar cal0 = GregorianCalendar.from(zdt); if (zdt.toInstant().toEpochMilli() != cal0.getTimeInMillis() || !zdt.equals(GregorianCalendar.from(zdt).toZonedDateTime())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: zdt -> gcal -> zdt"); } } ///////////// java.util.TimeZone ///////////////////////// for (String zidStr : TimeZone.getAvailableIDs()) { // TBD: tzdt intergration if (zidStr.startsWith("SystemV") || zidStr.contains("Riyadh8") || zidStr.equals("US/Pacific-New") || zidStr.equals("EST") || zidStr.equals("HST") || zidStr.equals("MST")) { continue; } ZoneId zid = ZoneId.of(zidStr, ZoneId.SHORT_IDS); if (!zid.equals(TimeZone.getTimeZone(zid).toZoneId())) { throw new RuntimeException("FAILED: zid -> tz -> zid :" + zidStr); } TimeZone tz = TimeZone.getTimeZone(zidStr); // no round-trip for alias and "GMT" if (!tz.equals(TimeZone.getTimeZone(tz.toZoneId())) && !ZoneId.SHORT_IDS.containsKey(zidStr) && !zidStr.startsWith("GMT")) { throw new RuntimeException("FAILED: tz -> zid -> tz :" + zidStr); } } System.out.println("Passed!"); }
Example 19
Source File: ZonedDateTimeToCalendarConverter.java From java-technology-stack with MIT License | 4 votes |
@Override public Calendar convert(ZonedDateTime source) { return GregorianCalendar.from(source); }
Example 20
Source File: JavatimeTest.java From dragonwell8_jdk with GNU General Public License v2.0 | 4 votes |
public static void main(String[] args) throws Throwable { int N = 10000; long t1970 = new java.util.Date(70, 0, 01).getTime(); Random r = new Random(); for (int i = 0; i < N; i++) { int days = r.nextInt(50) * 365 + r.nextInt(365); long secs = t1970 + days * 86400 + r.nextInt(86400); int nanos = r.nextInt(NANOS_PER_SECOND); int nanos_ms = nanos / 1000000 * 1000000; // millis precision long millis = secs * 1000 + r.nextInt(1000); LocalDateTime ldt = LocalDateTime.ofEpochSecond(secs, nanos, ZoneOffset.UTC); LocalDateTime ldt_ms = LocalDateTime.ofEpochSecond(secs, nanos_ms, ZoneOffset.UTC); Instant inst = Instant.ofEpochSecond(secs, nanos); Instant inst_ms = Instant.ofEpochSecond(secs, nanos_ms); ///////////// java.util.Date ///////////////////////// Date jud = new java.util.Date(millis); Instant inst0 = jud.toInstant(); if (jud.getTime() != inst0.toEpochMilli() || !jud.equals(Date.from(inst0))) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: j.u.d -> instant -> j.u.d"); } // roundtrip only with millis precision Date jud0 = Date.from(inst_ms); if (jud0.getTime() != inst_ms.toEpochMilli() || !inst_ms.equals(jud0.toInstant())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: instant -> j.u.d -> instant"); } //////////// java.util.GregorianCalendar ///////////// GregorianCalendar cal = new GregorianCalendar(); // non-roundtrip of tz name between j.u.tz and j.t.zid cal.setTimeZone(TimeZone.getTimeZone(ZoneId.systemDefault())); cal.setGregorianChange(new java.util.Date(Long.MIN_VALUE)); cal.setFirstDayOfWeek(Calendar.MONDAY); cal.setMinimalDaysInFirstWeek(4); cal.setTimeInMillis(millis); ZonedDateTime zdt0 = cal.toZonedDateTime(); if (cal.getTimeInMillis() != zdt0.toInstant().toEpochMilli() || !cal.equals(GregorianCalendar.from(zdt0))) { System.out.println("cal:" + cal); System.out.println("zdt:" + zdt0); System.out.println("calNew:" + GregorianCalendar.from(zdt0)); System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt -> gcal"); } inst0 = cal.toInstant(); if (cal.getTimeInMillis() != inst0.toEpochMilli()) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: gcal -> zdt"); } ZonedDateTime zdt = ZonedDateTime.of(ldt_ms, ZoneId.systemDefault()); GregorianCalendar cal0 = GregorianCalendar.from(zdt); if (zdt.toInstant().toEpochMilli() != cal0.getTimeInMillis() || !zdt.equals(GregorianCalendar.from(zdt).toZonedDateTime())) { System.out.printf("ms: %16d ns: %10d ldt:[%s]%n", millis, nanos, ldt); throw new RuntimeException("FAILED: zdt -> gcal -> zdt"); } } ///////////// java.util.TimeZone ///////////////////////// for (String zidStr : TimeZone.getAvailableIDs()) { // TBD: tzdt intergration if (zidStr.startsWith("SystemV") || zidStr.contains("Riyadh8") || zidStr.equals("US/Pacific-New") || zidStr.equals("EST") || zidStr.equals("HST") || zidStr.equals("MST")) { continue; } ZoneId zid = ZoneId.of(zidStr, ZoneId.SHORT_IDS); if (!zid.equals(TimeZone.getTimeZone(zid).toZoneId())) { throw new RuntimeException("FAILED: zid -> tz -> zid :" + zidStr); } TimeZone tz = TimeZone.getTimeZone(zidStr); // no round-trip for alias and "GMT" if (!tz.equals(TimeZone.getTimeZone(tz.toZoneId())) && !ZoneId.SHORT_IDS.containsKey(zidStr) && !zidStr.startsWith("GMT")) { throw new RuntimeException("FAILED: tz -> zid -> tz :" + zidStr); } } System.out.println("Passed!"); }