org.zefer.pd4ml
Class PD4Document

java.lang.Object
  org.zefer.pd4ml.npdf.PD4DocumentBase
      org.zefer.pd4ml.PD4Document

public class PD4Document
extends PD4DocumentBase

Field Summary

Fields inherited from class org.zefer.pd4ml.npdf.PD4DocumentBase

bytes, debug, newDocument, overlay, overlayDestScope, overlayOpacity, overlaySrcScope, password, pdf, reassignedToAnotherDocument, stream, toMerge, underlayFlag, url

Constructor Summary

PD4Document(byte[] bytes, java.lang.String password)

PD4Document(java.io.InputStream stream, java.lang.String password)

PD4Document(java.net.URL url, java.lang.String password)

Method Summary

static void	mergePDFs(java.io.InputStream pdf1, java.io.InputStream pdf2, java.io.OutputStream result) basic PDF merging method.
protected void	read(int objectCounter) reads and parses given PDF document stream

Methods inherited from class org.zefer.pd4ml.npdf.PD4DocumentBase

append, computeScope, deletePage, dumpOutlines, getAuthor, getCreationDate, getCreator, getKeywords, getModDate, getNumberOfPages, getObjectCounter, getPageContent, getPdfFormatVersion, getPermissions, getProducer, getSubject, getTitle, overlay, overlay, read, readIfNeeded, setAuthor, setCreator, setKeywords, setModDate, setSubject, setTitle, underlay, underlay, write, write

Methods inherited from class java.lang.Object

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

Constructor Detail

PD4Document

public PD4Document(byte[] bytes,
                   java.lang.String password)
            throws PD4InvokeException

Parameters:

bytes - PDF document as an array of bytes

password - if any. "null" for not protected PDF documents

Throws:

PD4InvokeException - by invalid call parameters

PD4Document

public PD4Document(java.io.InputStream stream,
                   java.lang.String password)
            throws PD4InvokeException

Parameters:

stream - PDF document input stream

password - if any. "null" for not protected PDF documents

Throws:

PD4InvokeException - by invalid call parameters

PD4Document

public PD4Document(java.net.URL url,
                   java.lang.String password)
            throws PD4InvokeException

Parameters:

url - PDF document URL

password - if any. "null" for not protected PDF documents

Throws:

PD4InvokeException - by invalid call parameters

Method Detail

mergePDFs

public static void mergePDFs(java.io.InputStream pdf1,
                             java.io.InputStream pdf2,
                             java.io.OutputStream result)
                      throws java.io.IOException

basic PDF merging method. Appends pdf2 to pdf1 bytes and writes resulting PDF to result.

Parameters:

pdf1 - main PDF document bytes stream

pdf2 - PDF document bytes to append

result - output stream to write resulting PDF

Throws:

java.io.IOException - reflects a variety of PDF read/parse/write errors

read

protected void read(int objectCounter)
             throws java.io.IOException,
                    PD4InvalidPasswordException

reads and parses given PDF document stream

Specified by:

read in class PD4DocumentBase

Parameters:

objectCounter - initial object number to re-index PDF objects. Used by PDF merge scenarios

Throws:

java.io.IOException - read/parsing errors

PD4InvalidPasswordException