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Adding a cover page to an existing PDF

These examples were written in answer to the question How to add a cover page to an existing PDF document?

AddCover1.java
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/*
    This file is part of the iText (R) project.
    Copyright (c) 1998-2020 iText Group NV
    Authors: iText Software.
 
    For more information, please contact iText Software at this address:
    sales@itextpdf.com
 */
/**
 * Example written by Bruno Lowagie.
 * http://stackoverflow.com/questions/29563942/how-to-add-a-cover-pdf-in-a-existing-itext-document
 */
package com.itextpdf.samples.sandbox.merge;
 
import com.itextpdf.kernel.pdf.PdfDocument;
import com.itextpdf.kernel.pdf.PdfReader;
import com.itextpdf.kernel.pdf.PdfWriter;
import com.itextpdf.kernel.utils.PdfMerger;
 
import java.io.File;
import java.io.IOException;
 
public class AddCover1 {
    public static final String DEST = "./target/sandbox/merge/add_cover.pdf";
 
    public static final String COVER = "./src/test/resources/pdfs/hero.pdf";
    public static final String RESOURCE = "./src/test/resources/pdfs/pages.pdf";
 
    public static void main(String[] args) throws IOException {
        File file = new File(DEST);
        file.getParentFile().mkdirs();
 
        new AddCover1().manipulatePdf(DEST);
    }
 
    protected void manipulatePdf(String dest) throws IOException {
        PdfDocument pdfDoc = new PdfDocument(new PdfWriter(dest));
        PdfDocument cover = new PdfDocument(new PdfReader(COVER));
        PdfDocument resource = new PdfDocument(new PdfReader(RESOURCE));
 
        PdfMerger merger = new PdfMerger(pdfDoc);
        merger.merge(cover, 1, 1);
        merger.merge(resource, 1, resource.getNumberOfPages());
 
        // Source documents can be closed implicitly after merging,
        // by passing true to the setCloseSourceDocuments(boolean) method
        cover.close();
        resource.close();
 
        // The resultant pdf doc will be closed implicitly.
        merger.close();
    }
}
AddCover2.java
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/*
    This file is part of the iText (R) project.
    Copyright (c) 1998-2020 iText Group NV
    Authors: iText Software.
 
    For more information, please contact iText Software at this address:
    sales@itextpdf.com
 */
/**
 * Example written by Bruno Lowagie.
 * http://stackoverflow.com/questions/29563942/how-to-add-a-cover-pdf-in-a-existing-itext-document
 */
package com.itextpdf.samples.sandbox.merge;
 
import com.itextpdf.forms.PdfPageFormCopier;
import com.itextpdf.kernel.pdf.PdfDocument;
import com.itextpdf.kernel.pdf.PdfReader;
import com.itextpdf.kernel.pdf.PdfWriter;
 
import java.io.File;
import java.io.IOException;
 
public class AddCover2 {
    public static final String DEST = "./target/sandbox/merge/add_cover2.pdf";
 
    public static final String COVER = "./src/test/resources/pdfs/hero.pdf";
    public static final String RESOURCE = "./src/test/resources/pdfs/pages.pdf";
 
    public static void main(String[] args) throws IOException {
        File file = new File(DEST);
        file.getParentFile().mkdirs();
 
        new AddCover2().manipulatePdf(DEST);
    }
 
    protected void manipulatePdf(String dest) throws IOException {
        PdfDocument pdfDoc = new PdfDocument(new PdfReader(RESOURCE), new PdfWriter(dest));
        PdfDocument cover = new PdfDocument(new PdfReader(COVER));
 
        // Copier contains the additional logic to copy acroform fields to a new page.
        // PdfPageFormCopier uses some caching logic which can potentially improve performance
        // in case of the reusing of the same instance.
        PdfPageFormCopier formCopier = new PdfPageFormCopier();
        cover.copyPagesTo(1, 1, pdfDoc, 1, formCopier);
 
        cover.close();
        pdfDoc.close();
    }
}

Click the following link to see the legacy example for iText 5. Except for security fixes, iText 5 is no longer being developed.



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