Java LocalDateTime.getHour方法代码示例

import java.time.LocalDateTime; //导入方法依赖的package包/类
public static void writeDateTimeUntil(LocalDateTime dateTime, ByteArrayOutputStream bos) {
    // this is frigging confusing.. who the hell did think about this...
    // the first three bits are the months
    // next five bits are the day
    // next bit is always 0
    // next bit is the month again (the very first one)
    // next bit is always 0
    // last five bits are the year

    // only the first three bits!

    // int month = (positiveFirst >> 5 << 1) + (64 >> 6 & 1);
    int month = dateTime.getMonthValue();
    int monthAndDay = (month << 4 & 224) + dateTime.getDayOfMonth();
    bos.write(monthAndDay);

    int monthAndYear = (month % 2 == 1 ? 128 : 0) + (dateTime.getYear() - 2000);
    bos.write(monthAndYear);

    int halfhours = (dateTime.getHour() * 2) + (dateTime.getMinute() == 30 ? 1 : 0);
    bos.write(halfhours);
}
 

import java.time.LocalDateTime; //导入方法依赖的package包/类
/**
 * Converts Java time to DOS time.
 */
private static long javaToDosTime(long time) {
    Instant instant = Instant.ofEpochMilli(time);
    LocalDateTime ldt = LocalDateTime.ofInstant(
            instant, ZoneId.systemDefault());
    int year = ldt.getYear() - 1980;
    if (year < 0) {
        return (1 << 21) | (1 << 16);
    }
    return (year << 25 |
        ldt.getMonthValue() << 21 |
        ldt.getDayOfMonth() << 16 |
        ldt.getHour() << 11 |
        ldt.getMinute() << 5 |
        ldt.getSecond() >> 1) & 0xffffffffL;
}
 

import java.time.LocalDateTime; //导入方法依赖的package包/类
@Test(dataProvider = "LocalDateTimeRanges")
public void testRangeOfLocalDateTimes(LocalDateTime start, LocalDateTime end, Duration step, boolean parallel) {
    final boolean ascend = start.isBefore(end);
    final Range<LocalDateTime> range = Range.of(start, end, step, v -> v.getHour() == 6);
    final Array<LocalDateTime> array = range.toArray(parallel);
    final LocalDateTime first = array.first(v -> true).map(ArrayValue::getValue).get();
    final LocalDateTime last = array.last(v -> true).map(ArrayValue::getValue).get();
    Assert.assertEquals(array.typeCode(), ArrayType.LOCAL_DATETIME);
    Assert.assertTrue(!array.style().isSparse());
    Assert.assertEquals(range.start(), start, "The range start");
    Assert.assertEquals(range.end(), end, "The range end");
    int index = 0;
    LocalDateTime value = first;
    while (ascend ? value.isBefore(last) : value.isAfter(last)) {
        final LocalDateTime actual = array.getValue(index);
        Assert.assertEquals(actual, value, "Value matches at " + index);
        Assert.assertTrue(ascend ? actual.compareTo(start) >= 0 && actual.isBefore(end) : actual.compareTo(start) <= 0 && actual.isAfter(end), "Value in bounds at " + index);
        value = ascend ? value.plus(step) : value.minus(step);
        while (value.getHour() == 6) value = ascend ? value.plus(step) : value.minus(step);
        index++;
    }
}
 

import java.time.LocalDateTime; //导入方法依赖的package包/类
@Override
public String convertToPresentation(LocalDateTime value, Class<? extends String> targetType, Locale locale)
		throws ConversionException {
	if (value==null){
		return null;
	}
	if (value.getHour()==0 && value.getMinute()==0 && value.getSecond()==0){
		return formatterDate.format(value);
	}
	return formatterDateTime.format(value);
}
 

import java.time.LocalDateTime; //导入方法依赖的package包/类
private static String dateFormatterForLogs(LocalDateTime dateTime) {
    String dateString = "[";
    dateString += dateTime.getDayOfMonth() + "_";
    dateString += dateTime.getMonthValue() + "_";
    dateString += dateTime.getYear() + "_";
    dateString += dateTime.getHour() + ":";
    dateString += dateTime.getMinute() + ":";
    dateString += dateTime.getSecond();
    dateString += "] ";
    return dateString;
}
 

import java.time.LocalDateTime; //导入方法依赖的package包/类
public static int adjust_sinyee_time(final int time) {
	LocalDateTime ldt = DateTimeHelper.Long2Ldt(time);
	int hour = ldt.getHour();
	if (hour < 8) {
		if (ldt.getDayOfWeek().equals(DayOfWeek.MONDAY)) {
			return time - 52 * 3600;
		} else {
			return time - 4 * 3600;
		}
	} else {
		return time;
	}
}
 

import java.time.LocalDateTime; //导入方法依赖的package包/类
public static long javaToDosTime(long time) {
    Instant instant = Instant.ofEpochMilli(time);
    LocalDateTime ldt = LocalDateTime.ofInstant(
            instant, ZoneId.systemDefault());
    int year = ldt.getYear() - 1980;
    if (year < 0) {
        return (1 << 21) | (1 << 16);
    }
    return (year << 25 |
        ldt.getMonthValue() << 21 |
        ldt.getDayOfMonth() << 16 |
        ldt.getHour() << 11 |
        ldt.getMinute() << 5 |
        ldt.getSecond() >> 1) & 0xffffffffL;
}
 

import java.time.LocalDateTime; //导入方法依赖的package包/类
DateTimeParameterObject(final LocalDateTime localDateTime, @Nullable final String pattern) {
	this.localDateTime = localDateTime;
	this.pattern = Optional.ofNullable(pattern);
	this.dayOfMonth = localDateTime.getDayOfMonth();
	this.month = localDateTime.getMonthValue();
	this.year = localDateTime.getYear();
	this.hour = localDateTime.getHour();
	this.minute = localDateTime.getMinute();
	this.second = localDateTime.getSecond();
	this.instant = localDateTime.atZone(ZoneId.systemDefault()).toEpochSecond();
}
 

import java.time.LocalDateTime; //导入方法依赖的package包/类
private boolean isTooLateForToday(LocalDateTime dateTime) {
    return dateTime.getHour() >= endOfBusinessDayHour;
}
 

import java.time.LocalDateTime; //导入方法依赖的package包/类
/**
 * 获取时间节点的详细信息
 */
@Test
public void testDateTimeInfo(){
    LocalDateTime ldt = LocalDateTime.now();

    // 获取当前的年份
    int year = ldt.getYear();
    System.out.println(year);

    // 当前年中的第几天
    int dayOfYear = ldt.getDayOfYear();
    System.out.println(dayOfYear);

    // 当前月份中的第几天
    int dayOfMonth = ldt.getDayOfMonth();
    System.out.println(dayOfMonth);

    // 当前周中的第几天
    DayOfWeek dayOfWeek = ldt.getDayOfWeek();
    int dayOfWeekValue = dayOfWeek.getValue();
    System.out.println(dayOfWeekValue);

    // 获取小时
    int hour = ldt.getHour();
    System.out.println(hour);

    // 获取月份信息
    Month month = ldt.getMonth();
    int monthValue = month.getValue();
    System.out.println(monthValue);
    int ldtMonthValue = ldt.getMonthValue();
    System.out.println(ldtMonthValue);

    // 获取分钟
    int minute = ldt.getMinute();
    System.out.println(minute);
}
 

import java.time.LocalDateTime; //导入方法依赖的package包/类
/**
 * Obtains an instance of {@code Timestamp} from a {@code LocalDateTime}
 * object, with the same year, month, day of month, hours, minutes,
 * seconds and nanos date-time value as the provided {@code LocalDateTime}.
 * <p>
 * The provided {@code LocalDateTime} is interpreted as the local
 * date-time in the local time zone.
 *
 * @param dateTime a {@code LocalDateTime} to convert
 * @return a {@code Timestamp} object
 * @exception NullPointerException if {@code dateTime} is null.
 * @since 1.8
 */
@SuppressWarnings("deprecation")
public static Timestamp valueOf(LocalDateTime dateTime) {
    return new Timestamp(dateTime.getYear() - 1900,
                         dateTime.getMonthValue() - 1,
                         dateTime.getDayOfMonth(),
                         dateTime.getHour(),
                         dateTime.getMinute(),
                         dateTime.getSecond(),
                         dateTime.getNano());
}