Examples with DateTimeUtils.dateTimeToValue org.h2.util.DateTimeUtils.dateTimeToValue used on opensource projects

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Example 1 with DateTimeUtils.dateTimeToValue

use of org.h2.util.DateTimeUtils.dateTimeToValue in project h2database by h2database.

the class CompatibilityDatePlusTimeOperation method getValue.

@Override
public Value getValue(SessionLocal session) {
    Value l = left.getValue(session);
    Value r = right.getValue(session);
    if (l == ValueNull.INSTANCE || r == ValueNull.INSTANCE) {
        return ValueNull.INSTANCE;
    }
    switch(l.getValueType()) {
        case Value.TIME:
            if (r.getValueType() == Value.DATE) {
                return // 
                ValueTimestamp.fromDateValueAndNanos(// 
                ((ValueDate) r).getDateValue(), ((ValueTime) l).getNanos());
            }
            break;
        case Value.TIME_TZ:
            if (r.getValueType() == Value.DATE) {
                ValueTimeTimeZone t = (ValueTimeTimeZone) l;
                return ValueTimestampTimeZone.fromDateValueAndNanos(((ValueDate) r).getDateValue(), t.getNanos(), t.getTimeZoneOffsetSeconds());
            }
            break;
        case Value.TIMESTAMP:
            {
                if (r.getValueType() == Value.TIME_TZ) {
                    ValueTimestamp ts = (ValueTimestamp) l;
                    l = ValueTimestampTimeZone.fromDateValueAndNanos(ts.getDateValue(), ts.getTimeNanos(), ((ValueTimeTimeZone) r).getTimeZoneOffsetSeconds());
                }
                break;
            }
    }
    long[] a = DateTimeUtils.dateAndTimeFromValue(l, session);
    long dateValue = a[0], timeNanos = a[1] + (r instanceof ValueTime ? ((ValueTime) r).getNanos() : ((ValueTimeTimeZone) r).getNanos());
    if (timeNanos >= NANOS_PER_DAY) {
        timeNanos -= NANOS_PER_DAY;
        dateValue = DateTimeUtils.incrementDateValue(dateValue);
    }
    return DateTimeUtils.dateTimeToValue(l, dateValue, timeNanos);
}
Also used : ValueTime(org.h2.value.ValueTime) ValueTimestamp(org.h2.value.ValueTimestamp) Value(org.h2.value.Value) ValueTimeTimeZone(org.h2.value.ValueTimeTimeZone)

Example 2 with DateTimeUtils.dateTimeToValue

use of org.h2.util.DateTimeUtils.dateTimeToValue in project SpringStudy by myounghaklee.

the class CompatibilityDatePlusTimeOperation method getValue.

@Override
public Value getValue(SessionLocal session) {
    Value l = left.getValue(session);
    Value r = right.getValue(session);
    if (l == ValueNull.INSTANCE || r == ValueNull.INSTANCE) {
        return ValueNull.INSTANCE;
    }
    switch(l.getValueType()) {
        case Value.TIME:
            if (r.getValueType() == Value.DATE) {
                return // 
                ValueTimestamp.fromDateValueAndNanos(// 
                ((ValueDate) r).getDateValue(), ((ValueTime) l).getNanos());
            }
            break;
        case Value.TIME_TZ:
            if (r.getValueType() == Value.DATE) {
                ValueTimeTimeZone t = (ValueTimeTimeZone) l;
                return ValueTimestampTimeZone.fromDateValueAndNanos(((ValueDate) r).getDateValue(), t.getNanos(), t.getTimeZoneOffsetSeconds());
            }
            break;
        case Value.TIMESTAMP:
            {
                if (r.getValueType() == Value.TIME_TZ) {
                    ValueTimestamp ts = (ValueTimestamp) l;
                    l = ValueTimestampTimeZone.fromDateValueAndNanos(ts.getDateValue(), ts.getTimeNanos(), ((ValueTimeTimeZone) r).getTimeZoneOffsetSeconds());
                }
                break;
            }
    }
    long[] a = DateTimeUtils.dateAndTimeFromValue(l, session);
    long dateValue = a[0], timeNanos = a[1] + (r instanceof ValueTime ? ((ValueTime) r).getNanos() : ((ValueTimeTimeZone) r).getNanos());
    if (timeNanos >= NANOS_PER_DAY) {
        timeNanos -= NANOS_PER_DAY;
        dateValue = DateTimeUtils.incrementDateValue(dateValue);
    }
    return DateTimeUtils.dateTimeToValue(l, dateValue, timeNanos);
}
Also used : ValueTime(org.h2.value.ValueTime) ValueTimestamp(org.h2.value.ValueTimestamp) Value(org.h2.value.Value) ValueTimeTimeZone(org.h2.value.ValueTimeTimeZone)

Example 3 with DateTimeUtils.dateTimeToValue

use of org.h2.util.DateTimeUtils.dateTimeToValue in project SpringStudy by myounghaklee.

the class DateTimeFunction method dateadd.

/**
 * DATEADD function.
 *
 * @param session
 *            the session
 * @param field
 *            the date-time field
 * @param count
 *            count to add
 * @param v
 *            value to add to
 * @return result
 */
public static Value dateadd(SessionLocal session, int field, long count, Value v) {
    if (field != MILLISECOND && field != MICROSECOND && field != NANOSECOND && (count > Integer.MAX_VALUE || count < Integer.MIN_VALUE)) {
        throw DbException.getInvalidValueException("DATEADD count", count);
    }
    long[] a = DateTimeUtils.dateAndTimeFromValue(v, session);
    long dateValue = a[0];
    long timeNanos = a[1];
    int type = v.getValueType();
    switch(field) {
        case MILLENNIUM:
            return addYearsMonths(field, true, count * 1_000, v, type, dateValue, timeNanos);
        case CENTURY:
            return addYearsMonths(field, true, count * 100, v, type, dateValue, timeNanos);
        case DECADE:
            return addYearsMonths(field, true, count * 10, v, type, dateValue, timeNanos);
        case YEAR:
            return addYearsMonths(field, true, count, v, type, dateValue, timeNanos);
        case QUARTER:
            return addYearsMonths(field, false, count *= 3, v, type, dateValue, timeNanos);
        case MONTH:
            return addYearsMonths(field, false, count, v, type, dateValue, timeNanos);
        case WEEK:
        case ISO_WEEK:
            count *= 7;
        // $FALL-THROUGH$
        case DAY_OF_WEEK:
        case DOW:
        case ISO_DAY_OF_WEEK:
        case DAY:
        case DAY_OF_YEAR:
            if (type == Value.TIME || type == Value.TIME_TZ) {
                throw DbException.getInvalidValueException("DATEADD time part", getFieldName(field));
            }
            dateValue = DateTimeUtils.dateValueFromAbsoluteDay(DateTimeUtils.absoluteDayFromDateValue(dateValue) + count);
            return DateTimeUtils.dateTimeToValue(v, dateValue, timeNanos);
        case HOUR:
            count *= NANOS_PER_HOUR;
            break;
        case MINUTE:
            count *= NANOS_PER_MINUTE;
            break;
        case SECOND:
        case EPOCH:
            count *= NANOS_PER_SECOND;
            break;
        case MILLISECOND:
            count *= 1_000_000;
            break;
        case MICROSECOND:
            count *= 1_000;
            break;
        case NANOSECOND:
            break;
        case TIMEZONE_HOUR:
            return addToTimeZone(field, count * 3_600, v, type, dateValue, timeNanos);
        case TIMEZONE_MINUTE:
            return addToTimeZone(field, count * 60, v, type, dateValue, timeNanos);
        case TIMEZONE_SECOND:
            return addToTimeZone(field, count, v, type, dateValue, timeNanos);
        default:
            throw DbException.getUnsupportedException("DATEADD " + getFieldName(field));
    }
    timeNanos += count;
    if (timeNanos >= NANOS_PER_DAY || timeNanos < 0) {
        long d;
        if (timeNanos >= NANOS_PER_DAY) {
            d = timeNanos / NANOS_PER_DAY;
        } else {
            d = (timeNanos - NANOS_PER_DAY + 1) / NANOS_PER_DAY;
        }
        dateValue = DateTimeUtils.dateValueFromAbsoluteDay(DateTimeUtils.absoluteDayFromDateValue(dateValue) + d);
        timeNanos -= d * NANOS_PER_DAY;
    }
    if (type == Value.DATE) {
        return ValueTimestamp.fromDateValueAndNanos(dateValue, timeNanos);
    }
    return DateTimeUtils.dateTimeToValue(v, dateValue, timeNanos);
}
Also used : ValueBigint(org.h2.value.ValueBigint)

Example 4 with DateTimeUtils.dateTimeToValue

use of org.h2.util.DateTimeUtils.dateTimeToValue in project h2database by h2database.

the class DateTimeFunction method truncateDate.

/**
 * Truncate the given date-time value to the specified field.
 *
 * @param session
 *            the session
 * @param field
 *            the date-time field
 * @param value
 *            the date-time value
 * @return date the truncated value
 */
private static Value truncateDate(SessionLocal session, int field, Value value) {
    long[] fieldDateAndTime = DateTimeUtils.dateAndTimeFromValue(value, session);
    long dateValue = fieldDateAndTime[0];
    long timeNanos = fieldDateAndTime[1];
    switch(field) {
        case MICROSECOND:
            timeNanos = timeNanos / 1_000L * 1_000L;
            break;
        case MILLISECOND:
            timeNanos = timeNanos / 1_000_000L * 1_000_000L;
            break;
        case SECOND:
            timeNanos = timeNanos / NANOS_PER_SECOND * NANOS_PER_SECOND;
            break;
        case MINUTE:
            timeNanos = timeNanos / NANOS_PER_MINUTE * NANOS_PER_MINUTE;
            break;
        case HOUR:
            timeNanos = timeNanos / NANOS_PER_HOUR * NANOS_PER_HOUR;
            break;
        case DAY:
            timeNanos = 0L;
            break;
        case ISO_WEEK:
            dateValue = truncateToWeek(dateValue, 1);
            timeNanos = 0L;
            break;
        case WEEK:
            dateValue = truncateToWeek(dateValue, getWeekFields().getFirstDayOfWeek().getValue());
            timeNanos = 0L;
            break;
        case ISO_WEEK_YEAR:
            dateValue = truncateToWeekYear(dateValue, 1, 4);
            timeNanos = 0L;
            break;
        case WEEK_YEAR:
            {
                WeekFields weekFields = getWeekFields();
                dateValue = truncateToWeekYear(dateValue, weekFields.getFirstDayOfWeek().getValue(), weekFields.getMinimalDaysInFirstWeek());
                break;
            }
        case MONTH:
            dateValue = dateValue & (-1L << DateTimeUtils.SHIFT_MONTH) | 1L;
            timeNanos = 0L;
            break;
        case QUARTER:
            dateValue = DateTimeUtils.dateValue(DateTimeUtils.yearFromDateValue(dateValue), ((DateTimeUtils.monthFromDateValue(dateValue) - 1) / 3) * 3 + 1, 1);
            timeNanos = 0L;
            break;
        case YEAR:
            dateValue = dateValue & (-1L << DateTimeUtils.SHIFT_YEAR) | (1L << DateTimeUtils.SHIFT_MONTH | 1L);
            timeNanos = 0L;
            break;
        case DECADE:
            {
                int year = DateTimeUtils.yearFromDateValue(dateValue);
                if (year >= 0) {
                    year = year / 10 * 10;
                } else {
                    year = (year - 9) / 10 * 10;
                }
                dateValue = DateTimeUtils.dateValue(year, 1, 1);
                timeNanos = 0L;
                break;
            }
        case CENTURY:
            {
                int year = DateTimeUtils.yearFromDateValue(dateValue);
                if (year > 0) {
                    year = (year - 1) / 100 * 100 + 1;
                } else {
                    year = year / 100 * 100 - 99;
                }
                dateValue = DateTimeUtils.dateValue(year, 1, 1);
                timeNanos = 0L;
                break;
            }
        case MILLENNIUM:
            {
                int year = DateTimeUtils.yearFromDateValue(dateValue);
                if (year > 0) {
                    year = (year - 1) / 1000 * 1000 + 1;
                } else {
                    year = year / 1000 * 1000 - 999;
                }
                dateValue = DateTimeUtils.dateValue(year, 1, 1);
                timeNanos = 0L;
                break;
            }
        default:
            throw DbException.getUnsupportedException("DATE_TRUNC " + getFieldName(field));
    }
    Value result = DateTimeUtils.dateTimeToValue(value, dateValue, timeNanos);
    if (session.getMode().getEnum() == ModeEnum.PostgreSQL && result.getValueType() == Value.DATE) {
        result = result.convertTo(Value.TIMESTAMP_TZ, session);
    }
    return result;
}
Also used : Value(org.h2.value.Value) WeekFields(java.time.temporal.WeekFields)

Example 5 with DateTimeUtils.dateTimeToValue

use of org.h2.util.DateTimeUtils.dateTimeToValue in project h2database by h2database.

the class DateTimeFunction method dateadd.

/**
 * DATEADD function.
 *
 * @param session
 *            the session
 * @param field
 *            the date-time field
 * @param count
 *            count to add
 * @param v
 *            value to add to
 * @return result
 */
public static Value dateadd(SessionLocal session, int field, long count, Value v) {
    if (field != MILLISECOND && field != MICROSECOND && field != NANOSECOND && (count > Integer.MAX_VALUE || count < Integer.MIN_VALUE)) {
        throw DbException.getInvalidValueException("DATEADD count", count);
    }
    long[] a = DateTimeUtils.dateAndTimeFromValue(v, session);
    long dateValue = a[0];
    long timeNanos = a[1];
    int type = v.getValueType();
    switch(field) {
        case MILLENNIUM:
            return addYearsMonths(field, true, count * 1_000, v, type, dateValue, timeNanos);
        case CENTURY:
            return addYearsMonths(field, true, count * 100, v, type, dateValue, timeNanos);
        case DECADE:
            return addYearsMonths(field, true, count * 10, v, type, dateValue, timeNanos);
        case YEAR:
            return addYearsMonths(field, true, count, v, type, dateValue, timeNanos);
        case QUARTER:
            return addYearsMonths(field, false, count *= 3, v, type, dateValue, timeNanos);
        case MONTH:
            return addYearsMonths(field, false, count, v, type, dateValue, timeNanos);
        case WEEK:
        case ISO_WEEK:
            count *= 7;
        // $FALL-THROUGH$
        case DAY_OF_WEEK:
        case DOW:
        case ISO_DAY_OF_WEEK:
        case DAY:
        case DAY_OF_YEAR:
            if (type == Value.TIME || type == Value.TIME_TZ) {
                throw DbException.getInvalidValueException("DATEADD time part", getFieldName(field));
            }
            dateValue = DateTimeUtils.dateValueFromAbsoluteDay(DateTimeUtils.absoluteDayFromDateValue(dateValue) + count);
            return DateTimeUtils.dateTimeToValue(v, dateValue, timeNanos);
        case HOUR:
            count *= NANOS_PER_HOUR;
            break;
        case MINUTE:
            count *= NANOS_PER_MINUTE;
            break;
        case SECOND:
        case EPOCH:
            count *= NANOS_PER_SECOND;
            break;
        case MILLISECOND:
            count *= 1_000_000;
            break;
        case MICROSECOND:
            count *= 1_000;
            break;
        case NANOSECOND:
            break;
        case TIMEZONE_HOUR:
            return addToTimeZone(field, count * 3_600, v, type, dateValue, timeNanos);
        case TIMEZONE_MINUTE:
            return addToTimeZone(field, count * 60, v, type, dateValue, timeNanos);
        case TIMEZONE_SECOND:
            return addToTimeZone(field, count, v, type, dateValue, timeNanos);
        default:
            throw DbException.getUnsupportedException("DATEADD " + getFieldName(field));
    }
    timeNanos += count;
    if (timeNanos >= NANOS_PER_DAY || timeNanos < 0) {
        long d;
        if (timeNanos >= NANOS_PER_DAY) {
            d = timeNanos / NANOS_PER_DAY;
        } else {
            d = (timeNanos - NANOS_PER_DAY + 1) / NANOS_PER_DAY;
        }
        dateValue = DateTimeUtils.dateValueFromAbsoluteDay(DateTimeUtils.absoluteDayFromDateValue(dateValue) + d);
        timeNanos -= d * NANOS_PER_DAY;
    }
    if (type == Value.DATE) {
        return ValueTimestamp.fromDateValueAndNanos(dateValue, timeNanos);
    }
    return DateTimeUtils.dateTimeToValue(v, dateValue, timeNanos);
}
Also used : ValueBigint(org.h2.value.ValueBigint)

Aggregations

Value (org.h2.value.Value)4 WeekFields (java.time.temporal.WeekFields)2 ValueBigint (org.h2.value.ValueBigint)2 ValueTime (org.h2.value.ValueTime)2 ValueTimeTimeZone (org.h2.value.ValueTimeTimeZone)2 ValueTimestamp (org.h2.value.ValueTimestamp)2
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