Class CrossReferenceStream

java.lang.Object

org.apache.fop.pdf.xref.CrossReferenceObject

org.apache.fop.pdf.xref.CrossReferenceStream

public class CrossReferenceStream
extends CrossReferenceObject

A cross-reference stream, as described in Section 3.4.7 of the PDF 1.5 Reference.

Field Summary

Fields

Modifier and Type	Field	Description
private final PDFDocument	document
private final int	objectNumber
private final List<ObjectReference>	objectReferences
private static final PDFName	XREF

Fields inherited from class CrossReferenceObject

startxref, trailerDictionary

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	CrossReferenceStream(PDFDocument document, int objectNumber, TrailerDictionary trailerDictionary, long startxref, List<Long> uncompressedObjectReferences, List<CompressedObjectReference> compressedObjectReferences)
	CrossReferenceStream(PDFDocument document, TrailerDictionary trailerDictionary, long startxref, List<Long> uncompressedObjectReferences, List<CompressedObjectReference> compressedObjectReferences)

Method Summary

Modifier and Type	Method	Description
private void	addFreeEntryForObject0(DataOutputStream data)
void	output(OutputStream stream)	Writes the cross reference data to a PDF stream
private void	populateDictionary()

Methods inherited from class Object

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

Field Details

XREF

private static final PDFName XREF

document

private final PDFDocument document

objectNumber

private final int objectNumber

objectReferences

private final List<ObjectReference> objectReferences

Constructor Details

CrossReferenceStream

public CrossReferenceStream(PDFDocument document,
 TrailerDictionary trailerDictionary,
 long startxref,
 List<Long> uncompressedObjectReferences,
 List<CompressedObjectReference> compressedObjectReferences)

CrossReferenceStream

protected CrossReferenceStream(PDFDocument document,
 int objectNumber,
 TrailerDictionary trailerDictionary,
 long startxref,
 List<Long> uncompressedObjectReferences,
 List<CompressedObjectReference> compressedObjectReferences)

Method Details

output

public void output(OutputStream stream)
            throws IOException

Writes the cross reference data to a PDF stream

Specified by:

output in class CrossReferenceObject

Parameters:

stream - the stream to write the cross reference to

Throws:

IOException - if an I/O exception occurs while writing the data

populateDictionary

private void populateDictionary()
                         throws IOException

Throws:

IOException

addFreeEntryForObject0

private void addFreeEntryForObject0(DataOutputStream data)
                             throws IOException

Throws:

IOException