org.jpedal.io

Class PdfObjectReader

java.lang.Object

org.jpedal.io.PdfObjectReader

public class PdfObjectReader
extends Object

Provide access to data of PDF file on disk

Constructor Summary

Constructors

Constructor and Description
PdfObjectReader()
PdfObjectReader(Certificate certificate, PrivateKey key)
PdfObjectReader(String password) set password as well

Method Summary

Modifier and Type	Method and Description
void	checkParentForResources(PdfObject pdfObject)
void	checkResolved(PdfObject pdfObject)
void	closePdfFile() close the file
String	convertNameToRef(String value) convert name into object ref
int	convertObjectToPageNumber(String ref) given a ref, what is the page
String	convertPageNumberToLabel(int pageNumber) convert page number to label (or null if no value)
void	dispose()
EncryptionUsed	getEncryptionType() return type of encryption as Enum in EncryptionUsed
NameLookup	getNamesLookup() get Names lookup table
PdfFileReader	getObjectReader()
PageLabels	getPageLabels()
PdfObject	getPDFObject(int key) allow user to access SOME PDF objects currently PdfDictionary.Encryption
String	getReferenceforPage(int page) reference for Page object
void	openPdfFile(byte[] data) open pdf file using a byte stream - By default files under 16384 bytes are cached to disk but this can be altered by setting PdfFileReader.alwaysCacheInMemory to a maximimum size or -1 (always keep in memory)
void	openPdfFile(ImageInputStream iis) open pdf file Only files allowed (not http) so we can handle Random Access of pdf
void	openPdfFile(InputStream in) open pdf file Only files allowed (not http) so we can handle Random Access of pdf
void	openPdfFile(String filename) open pdf file Only files allowed (not http) so we can handle Random Access of pdf
void	readDocumentMetaData(PdfObject pdfObject, Javascript jsHandler)
void	readObject(PdfObject pdfObject)
void	readPageLabels(int pageCount)
byte[]	readStream(PdfObject obj, boolean cacheValue, boolean decompress, boolean keepRaw, boolean isMetaData, boolean isCompressedStream, String cacheFile)
void	setJavascriptForObject(FormObject formObject, int parentType, int actionType)
void	setJavaScriptObject(Javascript javascript) pass in Javascript object from JPedal
void	setLookup(String currentPageOffset, int tempPageCount)

Methods inherited from class java.lang.Object

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

Constructor Detail

PdfObjectReader

public PdfObjectReader()

PdfObjectReader

public PdfObjectReader(String password)

set password as well

Parameters:

password -

PdfObjectReader

public PdfObjectReader(Certificate certificate,
                       PrivateKey key)

Method Detail

getReferenceforPage

public String getReferenceforPage(int page)

reference for Page object

Parameters:

page -

Returns:

String ref (ie 1 0 R) pdfObject=new PageObject(currentPageOffset); currentPdfFile.readObject(pdfObject);

closePdfFile

public final void closePdfFile()

close the file

getPDFObject

public PdfObject getPDFObject(int key)

allow user to access SOME PDF objects currently PdfDictionary.Encryption

getObjectReader

public PdfFileReader getObjectReader()

convertPageNumberToLabel

public String convertPageNumberToLabel(int pageNumber)

convert page number to label (or null if no value)

Parameters:

pageNumber -

Returns:

Label as String or null

convertNameToRef

public String convertNameToRef(String value)

convert name into object ref

getNamesLookup

public NameLookup getNamesLookup()

get Names lookup table

convertObjectToPageNumber

public int convertObjectToPageNumber(String ref)

given a ref, what is the page

Parameters:

ref - - PDF object reference

Returns:

- page number with being first page

setLookup

public void setLookup(String currentPageOffset,
                      int tempPageCount)

dispose

public void dispose()

openPdfFile

public final void openPdfFile(InputStream in)
                       throws PdfException

open pdf file
Only files allowed (not http) so we can handle Random Access of pdf

Throws:

PdfException

openPdfFile

public final void openPdfFile(ImageInputStream iis)
                       throws PdfException

open pdf file
Only files allowed (not http) so we can handle Random Access of pdf

Throws:

PdfException

checkParentForResources

public void checkParentForResources(PdfObject pdfObject)

openPdfFile

public final void openPdfFile(String filename)
                       throws PdfException

open pdf file
Only files allowed (not http) so we can handle Random Access of pdf

Throws:

PdfException

openPdfFile

public final void openPdfFile(byte[] data)
                       throws PdfException

open pdf file using a byte stream - By default files under 16384 bytes are cached to disk but this can be altered by setting PdfFileReader.alwaysCacheInMemory to a maximimum size or -1 (always keep in memory)

Throws:

PdfException

setJavaScriptObject

public void setJavaScriptObject(Javascript javascript)

pass in Javascript object from JPedal

checkResolved

public void checkResolved(PdfObject pdfObject)

setJavascriptForObject

public void setJavascriptForObject(FormObject formObject,
                                   int parentType,
                                   int actionType)

readStream

public byte[] readStream(PdfObject obj,
                         boolean cacheValue,
                         boolean decompress,
                         boolean keepRaw,
                         boolean isMetaData,
                         boolean isCompressedStream,
                         String cacheFile)

readObject

public void readObject(PdfObject pdfObject)

getEncryptionType

public EncryptionUsed getEncryptionType()

return type of encryption as Enum in EncryptionUsed

readDocumentMetaData

public void readDocumentMetaData(PdfObject pdfObject,
                                 Javascript jsHandler)

readPageLabels

public void readPageLabels(int pageCount)

getPageLabels

public PageLabels getPageLabels()