org.graphstream.util.time

Class ISODateIO

java.lang.Object

org.graphstream.util.time.ISODateIO

public class ISODateIO
extends Object

Scanner for date in ISO/IEC 9899:1999 format. The scanner takes a format and then is able to parse timestamp in the given format. The parse() return a Calendar for convenience. Format of the scanner can be composed of %? directive which define components of the time. These directives are listed below. For example, the format "%F %T", which is equivalent to "%Y-%m-%d %H:%M:%S" can parse the following timestamp: "2010-12-09 03:45:39";

%a

locale's abbreviated weekday name

%A

locale's weekday name

%b

locale's abbreviated month name

%B

locale's month name

%c

locale's date and time representation

%C

two first digits of full year as an integer (00-99)

%d

day of the month (01-31)

%D

%m/%d/%y

%e

day of the month (1-31)

%F

%Y-%m-%d

%g

last 2 digits of the week-based year (00-99)

%G

"week-based year as a decimal number

%h

%b

%H

hour (24-hour clock) as a decimal number (00-23)

%I

hour (12-hour clock) as a decimal number (01-12)

%j

day of the year as a decimal number (001-366)

%k

milliseconds as a decimal number (001-999)

%K

milliseconds since the epoch

%m

month as a decimal number (01-12)

%M

minute as a decimal number (00-59)

%n

\n

%p

locale-s equivalent of the AM/PM

%r

locale's 12-hour clock time

%R

%H:%M

%S

second as a decimal number (00-60)

%t

\t

%T

%H:%M:%S

%u

ISO 8601 weekday as a decimal number (1-7)

%U

week number of the year as a decimal number (00-53)

%V

ISO 8601 week number as a decimal number (01-53)

%w

weekday as a decimal number (0-6)

%W

week number of the year as a decimal number (00-53)

%x

locale's date representation

%X

locale's time representation

%y

last 2 digits of the year as a decimal number (00-99)

%Y

year as a decimal number

%z

offset from UTC in the ISO 8601 format

%Z

locale's time zone name of abbreviation or empty

Author:

Guilhelm Savin

Constructor Summary

Constructors

Constructor and Description
ISODateIO() Create a scanner with default format "%K".
ISODateIO(String format) Create a new scanner with a given format.

Method Summary

Methods

Modifier and Type	Method and Description
Pattern	getPattern() Get the current pattern used to parse timestamp.
Calendar	parse(String time) Parse a string which should be in the scanner format.
void	setFormat(String format) Set the format of this scanner.
String	toString(Calendar calendar) Convert a calendar into a string according to the format of this object.

Methods inherited from class java.lang.Object

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

Constructor Detail

ISODateIO

public ISODateIO()
          throws ParseException

Create a scanner with default format "%K".

Throws:

ParseException

ISODateIO

public ISODateIO(String format)
          throws ParseException

Create a new scanner with a given format.

Parameters:

format - format of the scanner.

Throws:

ParseException - if bad directives found

Method Detail

getPattern

public Pattern getPattern()

Get the current pattern used to parse timestamp.

Returns:

a regular expression as a string

setFormat

public void setFormat(String format)
               throws ParseException

Set the format of this scanner.

Parameters:

format - new format of the scanner

Throws:

ParseException - if an error is found in the new format

parse

public Calendar parse(String time)

Parse a string which should be in the scanner format. If not, null is returned.

Parameters:

time - timestamp in the scanner format

Returns:

a calendar modeling the time value or null if invalid format

toString

public String toString(Calendar calendar)

Convert a calendar into a string according to the format of this object.

Parameters:

calendar - the calendar to convert

Returns:

a string modeling the calendar.