com.etymon.pjx

Class PdfReference

java.lang.Object

com.etymon.pjx.PdfObject

com.etymon.pjx.PdfReference

All Implemented Interfaces:

java.lang.Cloneable

public class PdfReference
extends PdfObject

Represents the PDF indirect reference.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	_g The generation number of this indirect reference.
protected int	_n The object number of this indirect reference.

Constructor Summary

Constructors

Constructor and Description
PdfReference(int n, int g) Constructs an indirect reference representing a specified object number and generation number.

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object obj) Compares this instance with another PDF object for equality.
int	getGenerationNumber() Returns the generation number of this indirect reference.
int	getObjectNumber() Returns the object number of this indirect reference.
int	hashCode() Returns a hash code for this object.
protected int	writePdf(PdfWriter w, boolean spacing) Writes this object in PDF format.

Methods inherited from class com.etymon.pjx.PdfObject

clone, filter, filterContents, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

_g

protected int _g

The generation number of this indirect reference.

_n

protected int _n

The object number of this indirect reference.

Constructor Detail

PdfReference

public PdfReference(int n,
                    int g)

Constructs an indirect reference representing a specified object number and generation number.

Parameters:

n - the object number.

g - the generation number.

Method Detail

equals

public boolean equals(java.lang.Object obj)

Description copied from class: PdfObject

Compares this instance with another PDF object for equality.

Overrides:

equals in class PdfObject

Parameters:

obj - the object to compare this instance with.

Returns:

true if the PDF objects are equal.

getGenerationNumber

public int getGenerationNumber()

Returns the generation number of this indirect reference.

Returns:

the generation number.

getObjectNumber

public int getObjectNumber()

Returns the object number of this indirect reference.

Returns:

the object number.

hashCode

public int hashCode()

Description copied from class: PdfObject

Returns a hash code for this object.

Overrides:

hashCode in class PdfObject

Returns:

the hash code.

writePdf

protected int writePdf(PdfWriter w,
                       boolean spacing)
                throws java.io.IOException

Description copied from class: PdfObject

Writes this object in PDF format.

Specified by:

writePdf in class PdfObject

Parameters:

w - the PdfWriter to write to.

spacing - specifies whether to add white-space before the object. A value of true enables the addition of white-space. If the object begins with a PDF delimiter, then this option is ignored and no white-space is written.

Returns:

the number of bytes written by this method.

Throws:

java.io.IOException