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This sample reproduces the Acrobat feature "Replace Pages". It will change the page content but leave the form fields in place.
/*
* Copyright Datalogics, Inc. 2015
*/
package pdfjt.cookbook.document;
import com.adobe.internal.io.ByteReader;
import com.adobe.internal.io.ByteWriter;
import com.adobe.internal.io.InputStreamByteReader;
import com.adobe.pdfjt.pdf.document.PDFDocument;
import com.adobe.pdfjt.pdf.document.PDFOpenOptions;
import com.adobe.pdfjt.pdf.document.PDFSaveFullOptions;
import com.adobe.pdfjt.pdf.page.PDFPage;
import com.adobe.pdfjt.services.manipulations.PMMOptions;
import com.adobe.pdfjt.services.manipulations.PMMService;
import java.io.InputStream;
import java.net.URL;
import pdfjt.util.SampleFileServices;
/**
* This sample reproduces the Acrobat feature "Replace Pages". It will change
* the page content but leave the form fields in place.
*/
public class ReplacePages {
private static final String inputPDF = "http://dev.datalogics.com/cookbook/document/FruitForm_2014.pdf";
private static final String repacementPDF = "http://dev.datalogics.com/cookbook/document/FruitForm_2015.pdf";
private static final String outputDir = "cookbook/Document/output/";
static public void main(String[] args) throws Exception
{
SampleFileServices.createDir(outputDir);
try
{
//First read in the PDF files
InputStream fis = new URL(inputPDF).openStream();
ByteReader byteReader = new InputStreamByteReader(fis);
PDFDocument pdfDocument = PDFDocument.newInstance(byteReader, PDFOpenOptions.newInstance());
fis = new URL(repacementPDF).openStream();
byteReader = new InputStreamByteReader(fis);
PDFDocument pdfReplacementDocument = PDFDocument.newInstance(byteReader, PDFOpenOptions.newInstance());
/*
* Resources are not easily copied from one PDF to another so we use
* the PMMService class to insert the replcement page into the
* original PDF. We'll delete it after we get what we need from it.
*/
PMMService pageManipulator = new PMMService(pdfDocument);
/*
* Add the replacement page before the first page of the document.
*/
pageManipulator.insertPages(pdfReplacementDocument, null, null, PMMOptions.newInstanceAll());
/*
* Get the pages we need to copy the annotations to and from.
*/
PDFPage originalPageOne = pdfDocument.requirePages().getPage(1);
PDFPage replacementPageOne = pdfDocument.requirePages().getPage(0);
/*
* Create the Annots dictionary for the new page and then populate
* it with the annotations from the original, then delete it.
*/
replacementPageOne.procureAnnotationList().addAnnotations(originalPageOne.getAnnotationList());
/*
* Remove the annotations from the orignial page or else the
* annotations from both pages will get removed when the original
* page is deleted.
*/
originalPageOne.removeAnnotationList();
pageManipulator.deletePages(originalPageOne, 1);
ByteWriter outputFile = SampleFileServices.getRAFByteWriter(outputDir + "FruitForm_2015_New.pdf");
pdfDocument.save(outputFile, PDFSaveFullOptions.newInstance());
} finally {
//
}
}
}
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