com.lowagie.text.pdf
Class PRIndirectReference

java.lang.Object
  com.lowagie.text.pdf.PdfObject
      com.lowagie.text.pdf.PdfIndirectReference
          com.lowagie.text.pdf.PRIndirectReference

public class PRIndirectReference
extends PdfIndirectReference

Field Summary

protected PdfObject	hardReference Used when 'reader' is "non-partial", holding the entire PDF in memory.
protected PdfReader	reader

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

generation, number, reffedObj

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

PRIndirectReference(PdfReader reader, int number)
Constructs a PdfIndirectReference.

PRIndirectReference(PdfReader reader, int number, int generation)
Constructs a PdfIndirectReference.

Method Summary

PdfObject	getDirectObject() Find the direct object for this reference.
private PdfObject	getInternalObject() Sorts out the current reference from either of the two places it could be stored.
PdfReader	getReader()
void	setDirectObject(PdfObject obj) Block alteration of a PRIndRef's direct object.
void	setNumber(int number, int generation)
void	toPdf(PdfWriter writer, OutputStream os) Writes the PDF representation of this PdfObject as an array of bytes to the writer.

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

getGeneration, getNumber, toString

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

canBeInObjStm, getBytes, 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

reader

protected PdfReader reader

hardReference

protected PdfObject hardReference

Used when 'reader' is "non-partial", holding the entire PDF in memory. Otherwise, we stick to PdfIndirectReference's "reffedObj".

Since:

2.1.5

Constructor Detail

PRIndirectReference

PRIndirectReference(PdfReader reader,
                    int number,
                    int generation)

Constructs a PdfIndirectReference.

Parameters:

reader - a PdfReader

number - the object number.

generation - the generation number.

PRIndirectReference

PRIndirectReference(PdfReader reader,
                    int number)

Constructs a PdfIndirectReference.

Parameters:

reader - a PdfReader

number - the object number.

Method Detail

toPdf

public void toPdf(PdfWriter writer,
                  OutputStream os)
           throws IOException

Description copied from class: PdfObject

Writes the PDF representation of this PdfObject as an array of bytes to the writer.

Overrides:

toPdf in class PdfObject

Parameters:

writer - for backwards compatibility

os - The OutputStream to write the bytes to.

Throws:

IOException

getReader

public PdfReader getReader()

setNumber

public void setNumber(int number,
                      int generation)

getDirectObject

public PdfObject getDirectObject()

Find the direct object for this reference. It'll look up the correct one from its PdfReader if need be, but prefers to use the internally stored PdfObject.

Overrides:

getDirectObject in class PdfIndirectReference

Returns:

the direct object for this reference.

Since:

2.1.5

getInternalObject

private PdfObject getInternalObject()

Sorts out the current reference from either of the two places it could be stored.

Returns:

a valid object reference if there's one to get

Since:

2.1.5

setDirectObject

public void setDirectObject(PdfObject obj)

Block alteration of a PRIndRef's direct object.

Overrides:

setDirectObject in class PdfIndirectReference

Parameters:

obj - ignored

Since:

2.1.5