public static void main(String[] args) throws ParseException {
OffsetDateTime start = OffsetDateTime.parse("2014-06-10T10:45:00+03:00");
// Takes the time stamp and converts to an OffsetDateTime object
OffsetDateTime end = OffsetDateTime.parse("2015-06-10T10:50:00+03:00");
Instant startInst = start.toInstant(); // converts it to an Instant Class object
Instant endInst = end.toInstant();
Duration dur =
Duration.between(startInst, endInst); // calculates the duration between the two instances
System.out.println("The Period between the two instants is:\n");
System.out.println(dur.toMillis() + " Millisecs"); // prints the milliseconds
}
@Override
protected void writeDateTime(BsonWriter writer, String name, Object value, EncoderContext ctx) {
writer.writeDateTime(
OffsetDateTime.parse(((JsonObject) value).getString(DATE_FIELD))
.toInstant()
.toEpochMilli());
}
// TODO clean up
@Override
public void testGoogleFitMeasureFromDataPoint(
BodyHeight testMeasure, Map<String, Object> properties) {
BodyHeight.Builder bodyHeightBuilder =
new BodyHeight.Builder(new LengthUnitValue(METER, (double) properties.get("fpValue")));
if (properties.containsKey("endDateTimeString")) {
bodyHeightBuilder.setEffectiveTimeFrame(
TimeInterval.ofStartDateTimeAndEndDateTime(
OffsetDateTime.parse((String) properties.get("startDateTimeString")),
OffsetDateTime.parse((String) properties.get("endDateTimeString"))));
} else {
bodyHeightBuilder.setEffectiveTimeFrame(
OffsetDateTime.parse((String) properties.get("startDateTimeString")));
}
BodyHeight expectedBodyHeight = bodyHeightBuilder.build();
assertThat(testMeasure, equalTo(expectedBodyHeight));
}
private static Instant getInstant(String str) {
try {
Instant i = OffsetDateTime.parse(str).toInstant();
LOG.debug(str + " resolved to Instant");
return i;
} catch (DateTimeException e) {
LOG.debug(str + " does not match to OffsetDateTime pattern");
}
return null;
}
@Override
public Optional<String> validate(final String dateTime) {
try {
OffsetDateTime.parse(dateTime, ISO_OFFSET_DATE_TIME);
// Unfortunately, ISO_OFFSET_DATE_TIME accepts offsets with seconds, which is not RFC3339
// compliant. So
// we need to do some further checks using a regex in order to be sure that it adhere to the
// given format.
final Matcher matcher = pattern.matcher(dateTime);
if (matcher.matches()) {
return Optional.empty();
} else {
return error;
}
} catch (final DateTimeParseException e) {
return error;
}
}
@Override
public TemporalAccessor parse(String text, Locale locale) throws ParseException {
DateTimeFormatter formatterToUse = DateTimeContextHolder.getFormatter(this.formatter, locale);
if (LocalDate.class.equals(this.temporalAccessorType)) {
return LocalDate.parse(text, formatterToUse);
} else if (LocalTime.class.equals(this.temporalAccessorType)) {
return LocalTime.parse(text, formatterToUse);
} else if (LocalDateTime.class.equals(this.temporalAccessorType)) {
return LocalDateTime.parse(text, formatterToUse);
} else if (ZonedDateTime.class.equals(this.temporalAccessorType)) {
return ZonedDateTime.parse(text, formatterToUse);
} else if (OffsetDateTime.class.equals(this.temporalAccessorType)) {
return OffsetDateTime.parse(text, formatterToUse);
} else if (OffsetTime.class.equals(this.temporalAccessorType)) {
return OffsetTime.parse(text, formatterToUse);
} else {
throw new IllegalStateException(
"Unsupported TemporalAccessor type: " + this.temporalAccessorType);
}
}
public static void main(String... args) {
F<String, F<String, Date>> simpleDate =
df ->
s -> {
try {
return new SimpleDateFormat(df).parse(s);
} catch (Exception e) {
throw new RuntimeException(e);
}
};
Either<String, Date> res =
parseDate(
Either.left(args[0]),
s -> Date.from(LocalDateTime.parse(s).toInstant(ZoneOffset.UTC)),
s -> Date.from(OffsetDateTime.parse(s).toInstant()),
s -> Date.from(ZonedDateTime.parse(s).toInstant()),
simpleDate.f("yyyy-MM-dd HH:mm:ss"),
s -> "now".equals(s) ? new Date() : null);
System.out.println("------");
System.out.println(res);
}
@Test(dataProvider = "parseWithOffsetWithoutZone")
public void testWithOffsetWithoutZone(String odtString, OffsetDateTime expectedOTD) {
dtFormatter = DateTimeFormatter.ISO_OFFSET_DATE_TIME;
odt1 = OffsetDateTime.parse(odtString, dtFormatter);
assertEquals(expectedOTD, odt1);
}
