eu.dnetlib.functionality.index.model

Class ValueFormatHelper

java.lang.Object

eu.dnetlib.functionality.index.model.ValueFormatHelper

public class ValueFormatHelper
extends Object

helper class for formatting and parsing Values. all methods synchronize on the used local formatter object, so you can use the shared instance. Using multiple instances may improve performance, though, because of less synchronization.

Field Summary

Fields

Modifier and Type	Field and Description
static ValueFormatHelper	INSTANCE shared global helper instance.

Constructor Summary

Constructors

Constructor and Description
ValueFormatHelper() create local instance.

Method Summary

Modifier and Type	Method and Description
String	formatDate(Date value) format value as Date string.
String	formatDateTime(Date value) format value as DateTime string.
static SimpleDateFormat	getDefaultDateTimeFormat()
Date	parseDate(String dateString) parse a date string.
Date	parseDateTime(String dateTimeString) parse datetime string.
Date	tryParseDate(String dateString) parse a date string.
Date	tryParseDateTime(String dateTimeString) parse datetime string.

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final ValueFormatHelper INSTANCE

shared global helper instance.

Constructor Detail

ValueFormatHelper

public ValueFormatHelper()

create local instance.

Method Detail

getDefaultDateTimeFormat

public static SimpleDateFormat getDefaultDateTimeFormat()

Returns:

the default format for datetime values.

formatDate

public String formatDate(Date value)

format value as Date string.

Parameters:

value - a date value

Returns:

formatted date.

formatDateTime

public String formatDateTime(Date value)

format value as DateTime string.

Parameters:

value - a datetime value

Returns:

formatted datetime string

parseDate

public Date parseDate(String dateString)
               throws ParseException

parse a date string.

Parameters:

dateString - a date string

Returns:

parsed Date

Throws:

ParseException - string has wrong format

tryParseDate

public Date tryParseDate(String dateString)

parse a date string.

Parameters:

dateString - a date string

Returns:

parsed Date if correct format, else null.

parseDateTime

public Date parseDateTime(String dateTimeString)
                   throws ParseException

parse datetime string.

Parameters:

dateTimeString - a datetime string

Returns:

parsed Date

Throws:

ParseException - string has wrong format

tryParseDateTime

public Date tryParseDateTime(String dateTimeString)

parse datetime string.

Parameters:

dateTimeString - a datetime string

Returns:

parsed Date if correct format, else null;