Package org.pdfbox.examples.pdmodel

Source Code of org.pdfbox.examples.pdmodel.CreateBookmarks

/**
* Copyright (c) 2005, www.pdfbox.org
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
*    this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
*    this list of conditions and the following disclaimer in the documentation
*    and/or other materials provided with the distribution.
* 3. Neither the name of pdfbox; nor the names of its
*    contributors may be used to endorse or promote products derived from this
*    software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* http://www.pdfbox.org
*
*/
package org.pdfbox.examples.pdmodel;

import org.pdfbox.pdmodel.PDDocument;
import org.pdfbox.pdmodel.PDPage;
import org.pdfbox.pdmodel.interactive.documentnavigation.destination.PDPageFitWidthDestination;
import org.pdfbox.pdmodel.interactive.documentnavigation.outline.PDDocumentOutline;
import org.pdfbox.pdmodel.interactive.documentnavigation.outline.PDOutlineItem;

import java.util.List;

/**
* This is an example on how to add bookmarks to a PDF document.  It simply
* adds 1 bookmark for every page.
*
* Usage: java org.pdfbox.examples.pdmodel.CreateBookmarks <input-pdf> <output-pdf>
*
* @author <a href="mailto:ben@benlitchfield.com">Ben Litchfield</a>
* @version $Revision: 1.2 $
*/
public class CreateBookmarks
{
    private CreateBookmarks()
    {
        //utility class
    }
   
    /**
     * This will print the documents data.
     *
     * @param args The command line arguments.
     *
     * @throws Exception If there is an error parsing the document.
     */
    public static void main( String[] args ) throws Exception
    {
        if( args.length != 2 )
        {
            usage();
        }
        else
        {
            PDDocument document = null;
            try
            {
                document = PDDocument.load( args[0] );
                if( document.isEncrypted() )
                {
                    System.err.println( "Error: Cannot add bookmarks to encrypted document." );
                    System.exit( 1 );
                }
                PDDocumentOutline outline =  new PDDocumentOutline();
                document.getDocumentCatalog().setDocumentOutline( outline );
                PDOutlineItem pagesOutline = new PDOutlineItem();
                pagesOutline.setTitle( "All Pages" );
                outline.appendChild( pagesOutline );
                List pages = document.getDocumentCatalog().getAllPages();
                for( int i=0; i<pages.size(); i++ )
                {
                    PDPage page = (PDPage)pages.get( i );
                    PDPageFitWidthDestination dest = new PDPageFitWidthDestination();
                    dest.setPage( page );
                    PDOutlineItem bookmark = new PDOutlineItem();
                    bookmark.setDestination( dest );
                    bookmark.setTitle( "Page " + (i+1) );
                    pagesOutline.appendChild( bookmark );
                }
                pagesOutline.openNode();
                outline.openNode();
               
                document.save( args[1] );
            }
            finally
            {
                if( document != null )
                {
                    document.close();
                }
            }
        }
    }

    /**
     * This will print the usage for this document.
     */
    private static void usage()
    {
        System.err.println( "Usage: java org.pdfbox.examples.pdmodel.CreateBookmarks <input-pdf> <output-pdf>" );
    }
}
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