DateTimeUtils (utils-java 1.7.2 API)

java.lang.Object
- com.github.azbh111.utils.java.datetime.DateTimeUtils

```
public class DateTimeUtils
extends java.lang.Object
```
基于java8 time api的封装 java8 time api所有类都是不可变得,线程安全的

字段概要

字段
限定符和类型	字段和说明
`static java.time.format.DateTimeFormatter`	`hotDateTimeFormatter` 最常用的格式
`static int`	`HOURS_PER_DAY` Hours per day.
`static int`	`MAX_HOURS_OF_DAY`
`static int`	`MAX_MICROS_OF_DAY`
`static int`	`MAX_MILLIS_OF_DAY`
`static int`	`MAX_MINUTES_OF_DAY`
`static int`	`MAX_MINUTES_OF_HOUR`
`static long`	`MAX_NANOS_OF_DAY`
`static long`	`MAX_NANOS_OF_HOUR`
`static long`	`MAX_NANOS_OF_MINUTE`
`static int`	`MAX_NANOS_OF_SECOND`
`static int`	`MAX_SECONDS_OF_DAY`
`static int`	`MAX_SECONDS_OF_HOUR`
`static int`	`MAX_SECONDS_OF_MINUTE`
`static int`	`MICROS_PER_DAY` Microseconds per day.
`static int`	`MILLIS_PER_DAY` Milliseconds per day.
`static int`	`MINUTES_PER_DAY` Minutes per day.
`static int`	`MINUTES_PER_HOUR` Minutes per hour.
`static long`	`NANOS_PER_DAY` Nanos per day.
`static long`	`NANOS_PER_HOUR` Nanos per hour.
`static long`	`NANOS_PER_MINUTE` Nanos per minute.
`static int`	`NANOS_PER_SECOND` Nanos per second.
`static int`	`SECONDS_PER_DAY` Seconds per day.
`static int`	`SECONDS_PER_HOUR` Seconds per hour.
`static int`	`SECONDS_PER_MINUTE` Seconds per minute.
`static java.time.Clock`	`SYSTEM_DEFAULT_ZONE_CLOCK`
`static java.time.ZoneId`	`SYSTEM_DEFAULT_ZONE_ID`
`static java.time.Clock`	`UTC_CLOCK`
`static java.time.ZoneId`	`UTC_ZONE_ID`

构造器概要

构造器
构造器和说明

DateTimeUtils()

构造器
构造器和说明
`DateTimeUtils()`

方法概要

所有方法静态方法具体方法
限定符和类型	方法和说明
`static java.time.LocalDateTime`	`endOfDay()`
`static java.time.LocalDateTime`	`endOfDay(java.util.Date d)`
`static java.time.LocalDateTime`	`endOfDay(java.time.LocalDate d)`
`static java.time.LocalDateTime`	`endOfMonth()`
`static java.time.LocalDateTime`	`endOfMonth(java.util.Date d)`
`static java.time.LocalDateTime`	`endOfMonth(java.time.LocalDate d)`
`static java.time.LocalDateTime`	`endOfWeek()`
`static java.time.LocalDateTime`	`endOfWeek(java.util.Date d)`
`static java.time.LocalDateTime`	`endOfWeek(java.time.LocalDate d)`
`static java.time.LocalDateTime`	`endOfYear()`
`static java.time.LocalDateTime`	`endOfYear(java.util.Date d)`
`static java.time.LocalDateTime`	`endOfYear(java.time.LocalDate d)`
`static java.lang.String`	`format(java.util.Date d, java.lang.String format)`
`static java.lang.String`	`format(java.lang.String format)`
`static java.lang.String`	`format(java.time.temporal.TemporalAccessor t, java.lang.String format)`
`static java.time.LocalDateTime`	`from(java.util.Date date)`
`static java.time.LocalDateTime`	`from(java.time.temporal.TemporalAccessor temporal)` 来自 LocalDateTime.from 增加了Instant的转换
`static java.time.format.DateTimeFormatter`	`getOrCreateDateTimeFormatter(java.lang.String format)`
`static java.time.LocalDateTime`	`middleOfDay()`
`static java.time.LocalDateTime`	`middleOfDay(java.util.Date d)`
`static java.time.LocalDateTime`	`middleOfDay(java.time.LocalDate d)`
`static java.time.LocalDateTime`	`now()`
`static java.time.LocalDateTime`	`parse(java.lang.String dateStr, java.lang.String format)`
`static java.time.LocalDateTime`	`startOfDay()`
`static java.time.LocalDateTime`	`startOfDay(java.util.Date d)`
`static java.time.LocalDateTime`	`startOfDay(java.time.LocalDate d)`
`static java.time.LocalDateTime`	`startOfMonth()`
`static java.time.LocalDateTime`	`startOfMonth(java.util.Date d)`
`static java.time.LocalDateTime`	`startOfMonth(java.time.LocalDate d)`
`static java.time.LocalDateTime`	`startOfWeek()`
`static java.time.LocalDateTime`	`startOfWeek(java.util.Date d)`
`static java.time.LocalDateTime`	`startOfWeek(java.time.LocalDate d)`
`static java.time.LocalDateTime`	`startOfYear()`
`static java.time.LocalDateTime`	`startOfYear(java.util.Date d)`
`static java.time.LocalDateTime`	`startOfYear(java.time.LocalDate d)`
`static java.util.Date`	`toDate(java.time.LocalDate d, java.time.LocalTime t)`
`static java.util.Date`	`toDate(java.time.LocalDateTime dt)`
`static long`	`toEpochSecond()`
`static long`	`toEpochSecond(java.util.Date d)`
`static long`	`toEpochSecond(java.time.LocalDateTime dt)`
`static java.time.LocalDateTime`	`tryParse(java.lang.String str)` 用常用格式尝试解析,支持时间戳解析若无法解析,抛出ParseException异常

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料
- HOURS_PER_DAY
```
public static final int HOURS_PER_DAY
```
  Hours per day.
  
  另请参阅:
  
  常量字段值
- MAX_HOURS_OF_DAY
```
public static final int MAX_HOURS_OF_DAY
```
  另请参阅:
  
  常量字段值
- MINUTES_PER_HOUR
```
public static final int MINUTES_PER_HOUR
```
  Minutes per hour.
  
  另请参阅:
  
  常量字段值
- MAX_MINUTES_OF_HOUR
```
public static final int MAX_MINUTES_OF_HOUR
```
  另请参阅:
  
  常量字段值
- MINUTES_PER_DAY
```
public static final int MINUTES_PER_DAY
```
  Minutes per day.
  
  另请参阅:
  
  常量字段值
- MAX_MINUTES_OF_DAY
```
public static final int MAX_MINUTES_OF_DAY
```
  另请参阅:
  
  常量字段值
- SECONDS_PER_MINUTE
```
public static final int SECONDS_PER_MINUTE
```
  Seconds per minute.
  
  另请参阅:
  
  常量字段值
- MAX_SECONDS_OF_MINUTE
```
public static final int MAX_SECONDS_OF_MINUTE
```
  另请参阅:
  
  常量字段值
- SECONDS_PER_HOUR
```
public static final int SECONDS_PER_HOUR
```
  Seconds per hour.
  
  另请参阅:
  
  常量字段值
- MAX_SECONDS_OF_HOUR
```
public static final int MAX_SECONDS_OF_HOUR
```
  另请参阅:
  
  常量字段值
- SECONDS_PER_DAY
```
public static final int SECONDS_PER_DAY
```
  Seconds per day.
  
  另请参阅:
  
  常量字段值
- MAX_SECONDS_OF_DAY
```
public static final int MAX_SECONDS_OF_DAY
```
  另请参阅:
  
  常量字段值
- MILLIS_PER_DAY
```
public static final int MILLIS_PER_DAY
```
  Milliseconds per day.
  
  另请参阅:
  
  常量字段值
- MAX_MILLIS_OF_DAY
```
public static final int MAX_MILLIS_OF_DAY
```
  另请参阅:
  
  常量字段值
- MICROS_PER_DAY
```
public static final int MICROS_PER_DAY
```
  Microseconds per day.
  
  另请参阅:
  
  常量字段值
- MAX_MICROS_OF_DAY
```
public static final int MAX_MICROS_OF_DAY
```
  另请参阅:
  
  常量字段值
- NANOS_PER_SECOND
```
public static final int NANOS_PER_SECOND
```
  Nanos per second.
  
  另请参阅:
  
  常量字段值
- MAX_NANOS_OF_SECOND
```
public static final int MAX_NANOS_OF_SECOND
```
  另请参阅:
  
  常量字段值
- NANOS_PER_MINUTE
```
public static final long NANOS_PER_MINUTE
```
  Nanos per minute.
  
  另请参阅:
  
  常量字段值
- MAX_NANOS_OF_MINUTE
```
public static final long MAX_NANOS_OF_MINUTE
```
  另请参阅:
  
  常量字段值
- NANOS_PER_HOUR
```
public static final long NANOS_PER_HOUR
```
  Nanos per hour.
  
  另请参阅:
  
  常量字段值
- MAX_NANOS_OF_HOUR
```
public static final long MAX_NANOS_OF_HOUR
```
  另请参阅:
  
  常量字段值
- NANOS_PER_DAY
```
public static final long NANOS_PER_DAY
```
  Nanos per day.
  
  另请参阅:
  
  常量字段值
- MAX_NANOS_OF_DAY
```
public static final long MAX_NANOS_OF_DAY
```
  另请参阅:
  
  常量字段值
- SYSTEM_DEFAULT_ZONE_CLOCK
```
public static final java.time.Clock SYSTEM_DEFAULT_ZONE_CLOCK
```
- UTC_CLOCK
```
public static final java.time.Clock UTC_CLOCK
```
- SYSTEM_DEFAULT_ZONE_ID
```
public static final java.time.ZoneId SYSTEM_DEFAULT_ZONE_ID
```
- UTC_ZONE_ID
```
public static final java.time.ZoneId UTC_ZONE_ID
```
- hotDateTimeFormatter
```
public static final java.time.format.DateTimeFormatter hotDateTimeFormatter
```
  最常用的格式

构造器详细资料
- DateTimeUtils
```
public DateTimeUtils()
```

方法详细资料

toDate

public static java.util.Date toDate(java.time.LocalDate d,
                                    java.time.LocalTime t)

toDate

public static java.util.Date toDate(java.time.LocalDateTime dt)

toEpochSecond
```
public static long toEpochSecond()
```

toEpochSecond

public static long toEpochSecond(java.util.Date d)

toEpochSecond

public static long toEpochSecond(java.time.LocalDateTime dt)

now

public static java.time.LocalDateTime now()

from

public static java.time.LocalDateTime from(java.util.Date date)

from

public static java.time.LocalDateTime from(java.time.temporal.TemporalAccessor temporal)

来自 LocalDateTime.from 增加了Instant的转换

参数:: temporal -
返回:

startOfDay

public static java.time.LocalDateTime startOfDay(java.time.LocalDate d)

startOfDay

public static java.time.LocalDateTime startOfDay(java.util.Date d)

startOfDay

public static java.time.LocalDateTime startOfDay()

middleOfDay

public static java.time.LocalDateTime middleOfDay()

middleOfDay

public static java.time.LocalDateTime middleOfDay(java.util.Date d)

middleOfDay

public static java.time.LocalDateTime middleOfDay(java.time.LocalDate d)

endOfDay

public static java.time.LocalDateTime endOfDay()

endOfDay

public static java.time.LocalDateTime endOfDay(java.util.Date d)

endOfDay

public static java.time.LocalDateTime endOfDay(java.time.LocalDate d)

startOfWeek

public static java.time.LocalDateTime startOfWeek(java.util.Date d)

startOfWeek

public static java.time.LocalDateTime startOfWeek()

startOfWeek

public static java.time.LocalDateTime startOfWeek(java.time.LocalDate d)

endOfWeek

public static java.time.LocalDateTime endOfWeek(java.util.Date d)

endOfWeek

public static java.time.LocalDateTime endOfWeek()

endOfWeek

public static java.time.LocalDateTime endOfWeek(java.time.LocalDate d)

startOfMonth

public static java.time.LocalDateTime startOfMonth(java.util.Date d)

startOfMonth

public static java.time.LocalDateTime startOfMonth()

startOfMonth

public static java.time.LocalDateTime startOfMonth(java.time.LocalDate d)

endOfMonth

public static java.time.LocalDateTime endOfMonth(java.util.Date d)

endOfMonth

public static java.time.LocalDateTime endOfMonth()

endOfMonth

public static java.time.LocalDateTime endOfMonth(java.time.LocalDate d)

startOfYear

public static java.time.LocalDateTime startOfYear(java.util.Date d)

startOfYear

public static java.time.LocalDateTime startOfYear()

startOfYear

public static java.time.LocalDateTime startOfYear(java.time.LocalDate d)

endOfYear

public static java.time.LocalDateTime endOfYear(java.util.Date d)

endOfYear

public static java.time.LocalDateTime endOfYear()

endOfYear

public static java.time.LocalDateTime endOfYear(java.time.LocalDate d)

format

public static java.lang.String format(java.lang.String format)

format

public static java.lang.String format(java.util.Date d,
                                      java.lang.String format)

format

public static java.lang.String format(java.time.temporal.TemporalAccessor t,
                                      java.lang.String format)

parse

public static java.time.LocalDateTime parse(java.lang.String dateStr,
                                            java.lang.String format)

tryParse
```
public static java.time.LocalDateTime tryParse(java.lang.String str)
```
用常用格式尝试解析,支持时间戳解析若无法解析,抛出ParseException异常

参数:

str -

返回:

getOrCreateDateTimeFormatter

public static java.time.format.DateTimeFormatter getOrCreateDateTimeFormatter(java.lang.String format)

类 DateTimeUtils

字段概要

构造器概要

方法概要

从类继承的方法 java.lang.Object

字段详细资料

HOURS_PER_DAY

MAX_HOURS_OF_DAY

MINUTES_PER_HOUR

MAX_MINUTES_OF_HOUR

MINUTES_PER_DAY

MAX_MINUTES_OF_DAY

SECONDS_PER_MINUTE

MAX_SECONDS_OF_MINUTE

SECONDS_PER_HOUR

MAX_SECONDS_OF_HOUR

SECONDS_PER_DAY

MAX_SECONDS_OF_DAY

MILLIS_PER_DAY

MAX_MILLIS_OF_DAY

MICROS_PER_DAY

MAX_MICROS_OF_DAY

NANOS_PER_SECOND

MAX_NANOS_OF_SECOND

NANOS_PER_MINUTE

MAX_NANOS_OF_MINUTE

NANOS_PER_HOUR

MAX_NANOS_OF_HOUR

NANOS_PER_DAY

MAX_NANOS_OF_DAY

SYSTEM_DEFAULT_ZONE_CLOCK

UTC_CLOCK

SYSTEM_DEFAULT_ZONE_ID

UTC_ZONE_ID

hotDateTimeFormatter

构造器详细资料

DateTimeUtils

方法详细资料

toDate

toDate

toEpochSecond

toEpochSecond

toEpochSecond

now

from

from

startOfDay

startOfDay

startOfDay

middleOfDay

middleOfDay

middleOfDay

endOfDay

endOfDay

endOfDay

startOfWeek

startOfWeek

startOfWeek

endOfWeek

endOfWeek

endOfWeek

startOfMonth

startOfMonth

startOfMonth

endOfMonth

endOfMonth

endOfMonth

startOfYear

startOfYear

startOfYear

endOfYear

endOfYear

endOfYear

format

format

format

parse

tryParse

getOrCreateDateTimeFormatter