com.versionone

Class DB.DateTime

java.lang.Object

com.versionone.DB

com.versionone.DB.DateTime

All Implemented Interfaces:

Comparable<DB.DateTime>

Enclosing class:

DB

public static class DB.DateTime
extends DB
implements Comparable<DB.DateTime>

DB Type for Dates

Author:

jerry

Nested Class Summary

Nested classes/interfaces inherited from class com.versionone.DB

DB.BigInt, DB.Bit, DB.DateTime, DB.Int, DB.NullObject, DB.Real, DB.Str

Field Summary

Fields

Modifier and Type	Field and Description
static SimpleDateFormat	DAY_FORMAT
static SimpleDateFormat	DAY_N_TIME_FORMAT

Fields inherited from class com.versionone.DB

Null

Constructor Summary

Constructors

Constructor and Description
DB.DateTime() Default Construction (creates a null object)
DB.DateTime(Date value) Create and set value from a java.util.Date instance
DB.DateTime(Object value) Create and set value from an Object If Object is | Value set by String | Use a SimpleDateFormat object to parse string | Expected format is yyyy-MM-dd'T'HH:mm:ss in UTC Date | Set the date (same as DateTime(Date value)

Method Summary

Methods

Modifier and Type	Method and Description
DB.DateTime	add(int field, int value)
int	compareTo(DB.DateTime another)
DB.DateTime	convertLocalToUtc() Converts this DateTime object to UTC.
static Date	convertLocalToUtc(Date date) Converts time in UTC timezone to local time.
DB.DateTime	convertUtcToLocal() Converts this DateTime object to UTC.
static Date	convertUtcToLocal(Date date) Converts time in local timezone to UTC time.
boolean	equals(Object obj) Compare this instance to another instance of Db.DateTime or another Date object
DB.DateTime	getDate() Gets the Date component of this instance.
Date	getValue() Get the Date object or null if this instance is null
static DB.DateTime	now()
Duration	subtract(DB.DateTime date) Subtracts the specified date from this instance.
long	toLong() return the long value of this date
String	toString() return the String representation of this object

Methods inherited from class com.versionone.DB

hashCode, isNull

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

DAY_N_TIME_FORMAT

public static final SimpleDateFormat DAY_N_TIME_FORMAT

DAY_FORMAT

public static final SimpleDateFormat DAY_FORMAT

Constructor Detail

DB.DateTime

public DB.DateTime()

Default Construction (creates a null object)

DB.DateTime

public DB.DateTime(Date value)

Create and set value from a java.util.Date instance

Parameters:

value - - value set from this object

DB.DateTime

public DB.DateTime(Object value)

Create and set value from an Object If Object is | Value set by String | Use a SimpleDateFormat object to parse string | Expected format is yyyy-MM-dd'T'HH:mm:ss in UTC Date | Set the date (same as DateTime(Date value)

Parameters:

value - - instance used to set value

Method Detail

now

public static DB.DateTime now()

getValue

public Date getValue()

Get the Date object or null if this instance is null

Specified by:

getValue in class DB

Returns:

equals

public boolean equals(Object obj)

Compare this instance to another instance of Db.DateTime or another Date object

Specified by:

equals in class DB

toLong

public long toLong()

return the long value of this date

Returns:

See Also:

Date.getTime()

toString

public String toString()

Description copied from class: DB

return the String representation of this object

Overrides:

toString in class DB

Returns:

data in yyyy-MM-dd HH:mm:ss format

subtract

public Duration subtract(DB.DateTime date)

Subtracts the specified date from this instance.

Parameters:

date - specified date

Returns:

number of days between specified date and date from this instance

getDate

public DB.DateTime getDate()

Gets the Date component of this instance. If isNull() is true, returns itself.

Returns:

new object with same date but 0:00:00 time.

add

public DB.DateTime add(int field,
              int value)

convertUtcToLocal

public static Date convertUtcToLocal(Date date)

Converts time in local timezone to UTC time.

Parameters:

date - to be converted

Returns:

new Date object representing the UTC time.

convertUtcToLocal

public DB.DateTime convertUtcToLocal()

Converts this DateTime object to UTC.

Returns:

new object representing UTC time.

convertLocalToUtc

public static Date convertLocalToUtc(Date date)

Converts time in UTC timezone to local time.

Parameters:

date - to be converted

Returns:

new Date object representing the local time.

convertLocalToUtc

public DB.DateTime convertLocalToUtc()

Converts this DateTime object to UTC.

Returns:

new object representing UTC time.

compareTo

public int compareTo(DB.DateTime another)

Specified by:

compareTo in interface Comparable<DB.DateTime>