cascading.tuple.type
Class DateType

java.lang.Object
  cascading.tuple.type.DateType

All Implemented Interfaces:

CoercibleType<Long>, Serializable, Type

public class DateType
extends Object
implements CoercibleType<Long>

Class DateCoercibleType is an implementation of CoercibleType.

Given a dateFormatString, using the SimpleDateFormat format, this CoercibleType will convert a value from the formatted string to a Long canonical type and back.

This class when presented with a Long timestamp value will assume the value is in UTC.

See DateParser and DateFormatter for similar Operations for use within a pipe assembly.

See Also:

Serialized Form

Field Summary

protected String	dateFormatString Field dateFormatString
protected Locale	locale Field locale
protected TimeZone	zone Field zone

Constructor Summary

DateType(String dateFormatString)
Create a new DateType instance.

DateType(String dateFormatString, TimeZone zone)

DateType(String dateFormatString, TimeZone zone, Locale locale)
Create a new DateType instance.

Method Summary

Long	canonical(Object value)
Object	coerce(Object value, Type to)
protected Calendar	getCalendar()
Class	getCanonicalType()
SimpleDateFormat	getDateFormat()
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

zone

protected TimeZone zone

Field zone

locale

protected Locale locale

Field locale

dateFormatString

protected String dateFormatString

Field dateFormatString

Constructor Detail

DateType

public DateType(String dateFormatString,
                TimeZone zone,
                Locale locale)

Create a new DateType instance.

Parameters:

dateFormatString -

zone -

locale -

DateType

public DateType(String dateFormatString,
                TimeZone zone)

DateType

public DateType(String dateFormatString)

Create a new DateType instance.

Parameters:

dateFormatString -

Method Detail

getCanonicalType

public Class getCanonicalType()

Specified by:

getCanonicalType in interface CoercibleType<Long>

Returns:

the actual Java type this CoercibleType represents

getDateFormat

public SimpleDateFormat getDateFormat()

getCalendar

protected Calendar getCalendar()

canonical

public Long canonical(Object value)

Specified by:

canonical in interface CoercibleType<Long>

Parameters:

value - of type Object

Returns:

the value coerced into its canonical type

coerce

public Object coerce(Object value,
                     Type to)

Specified by:

coerce in interface CoercibleType<Long>

Parameters:

value - of type Object

to - of type Type

Returns:

the value coerced into the requested type

toString

public String toString()

Overrides:

toString in class Object