com.lowagie.text.pdf
Class PdfDate

java.lang.Object
  com.lowagie.text.pdf.PdfObject
      com.lowagie.text.pdf.PdfString
          com.lowagie.text.pdf.PdfDate

public class PdfDate
extends PdfString

PdfDate is the PDF date object.

PDF defines a standard date format. The PDF date format closely follows the format defined by the international standard ASN.1 (Abstract Syntax Notation One, defined in CCITT X.208 or ISO/IEC 8824). A date is a PdfString of the form:

(D:YYYYMMDDHHmmSSOHH'mm')

This object is described in the 'Portable Document Format Reference Manual version 1.3' section 7.2 (page 183-184)

See Also:

PdfString, GregorianCalendar

Field Summary

private static int[]

DATE_SPACE

Fields inherited from class com.lowagie.text.pdf.PdfString

encoding, hexWriting, objGen, objNum, originalValue, value

Fields inherited from class com.lowagie.text.pdf.PdfObject

ARRAY, BOOLEAN, bytes, DICTIONARY, INDIRECT, indRef, NAME, NOTHING, NULL, NUMBER, STREAM, STRING, TEXT_PDFDOCENCODING, TEXT_UNICODE, type

Constructor Summary

PdfDate()
Constructs a PdfDate-object, representing the current day and time.

PdfDate(Calendar d)
Constructs a PdfDate-object.

Method Summary

static Calendar	decode(String s) Converts a PDF string representing a date into a Calendar.
String	getW3CDate() Gives the W3C format of the PdfDate.
static String	getW3CDate(String d) Gives the W3C format of the PdfDate.
private String	setLength(int i, int length) Adds a number of leading zeros to a given String in order to get a String of a certain length.

Methods inherited from class com.lowagie.text.pdf.PdfString

decrypt, getBytes, getEncoding, getOriginalBytes, isHexWriting, setHexWriting, setObjNum, toPdf, toString, toUnicodeString

Methods inherited from class com.lowagie.text.pdf.PdfObject

canBeInObjStm, getIndRef, isArray, isBoolean, isDictionary, isIndirect, isName, isNull, isNumber, isStream, isString, length, setContent, setIndRef, type

Methods inherited from class java.lang.Object

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

Field Detail

DATE_SPACE

private static final int[] DATE_SPACE

Constructor Detail

PdfDate

public PdfDate(Calendar d)

Constructs a PdfDate-object.

Parameters:

d - the date that has to be turned into a PdfDate-object

PdfDate

public PdfDate()

Constructs a PdfDate-object, representing the current day and time.

Method Detail

setLength

private String setLength(int i,
                         int length)

Adds a number of leading zeros to a given String in order to get a String of a certain length.

Parameters:

i - a given number

length - the length of the resulting String

Returns:

the resulting String

getW3CDate

public String getW3CDate()

Gives the W3C format of the PdfDate.

Returns:

a formatted date

getW3CDate

public static String getW3CDate(String d)

Gives the W3C format of the PdfDate.

Parameters:

d - the date in the format D:YYYYMMDDHHmmSSOHH'mm'

Returns:

a formatted date

decode

public static Calendar decode(String s)

Converts a PDF string representing a date into a Calendar.

Parameters:

s - the PDF string representing a date

Returns:

a Calendar representing the date or null if the string was not a date