org.apache.pdfbox.pdfparser

Class PDFXRefStream

java.lang.Object

org.apache.pdfbox.pdfparser.PDFXRefStream

All Implemented Interfaces:

PDFXRef

public class PDFXRefStream
extends Object
implements PDFXRef

Author:

Alexander Funk

Constructor Summary

Constructors

Constructor and Description
PDFXRefStream() Create a fresh XRef stream like for a fresh file or an incremental update.

Method Summary

Methods

Modifier and Type	Method and Description
void	addEntry(COSWriterXRefEntry entry) Add an new entry to the XRef stream.
void	addTrailerInfo(COSDictionary trailerDict) Copy all Trailer Information to this file.
COSObject	getObject(int objectNumber) Returns the object referenced by the given object number.
COSStream	getStream() Returns the stream of the XRef.
void	setSize(long streamSize) Set the size of the XRef stream.

Methods inherited from class java.lang.Object

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

Constructor Detail

PDFXRefStream

public PDFXRefStream()

Create a fresh XRef stream like for a fresh file or an incremental update.

Method Detail

getStream

public COSStream getStream()
                    throws IOException

Returns the stream of the XRef.

Returns:

the XRef stream

Throws:

IOException - if something went wrong

addTrailerInfo

public void addTrailerInfo(COSDictionary trailerDict)

Copy all Trailer Information to this file.

Parameters:

trailerDict - dictionary to be added as trailer info

addEntry

public void addEntry(COSWriterXRefEntry entry)

Add an new entry to the XRef stream.

Parameters:

entry - new entry to be added

setSize

public void setSize(long streamSize)

Set the size of the XRef stream.

Parameters:

streamSize - size to bet set as stream size

getObject

public COSObject getObject(int objectNumber)

Returns the object referenced by the given object number.

Specified by:

getObject in interface PDFXRef

Parameters:

objectNumber - the object to be returned

Returns:

the object corresponding to the given object number