com.lowagie.text.pdf

Class PdfNull

java.lang.Object

com.lowagie.text.pdf.PdfObject

com.lowagie.text.pdf.PdfNull

public class PdfNull
extends PdfObject

PdfNull is the Null object represented by the keyword null.

This object is described in the 'Portable Document Format Reference Manual version 1.3' section 4.9 (page 53).

See Also:

PdfObject

Field Summary

Fields

Modifier and Type	Field and Description
private static java.lang.String	CONTENT This is the content of a PdfNull-object.
static PdfNull	PDFNULL This is an instance of the PdfNull-object.

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

Constructors

Constructor and Description
PdfNull() Constructs a PdfNull-object.

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	toString() Returns the String-representation of this PdfObject.

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

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

Methods inherited from class java.lang.Object

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

Field Detail

PDFNULL

public static final PdfNull PDFNULL

This is an instance of the PdfNull-object.

CONTENT

private static final java.lang.String CONTENT

This is the content of a PdfNull-object.

See Also:

Constant Field Values

Constructor Detail

PdfNull

public PdfNull()

Constructs a PdfNull-object.

You never need to do this yourself, you can always use the static final object PDFNULL.

Method Detail

toString

public java.lang.String toString()

Description copied from class: PdfObject

Returns the String-representation of this PdfObject.

Overrides:

toString in class PdfObject

Returns:

a String