/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.pdfbox;
import java.io.IOException;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.interactive.form.PDAcroForm;
import org.apache.pdfbox.pdmodel.fdf.FDFDocument;
/**
* This example will take a PDF document and fill the fields with data from the
* FDF fields.
*
* @author <a href="ben@benlitchfield.com">Ben Litchfield</a>
* @version $Revision: 1.3 $
*/
public class ExportFDF
{
/**
* Creates a new instance of ImportFDF.
*/
public ExportFDF()
{
}
/**
* This will import an fdf document and write out another pdf.
* <br />
* see usage() for commandline
*
* @param args command line arguments
*
* @throws Exception If there is an error importing the FDF document.
*/
public static void main(String[] args) throws Exception
{
ExportFDF exporter = new ExportFDF();
exporter.exportFDF( args );
}
private void exportFDF( String[] args ) throws Exception
{
PDDocument pdf = null;
FDFDocument fdf = null;
try
{
if( args.length != 1 && args.length != 2 )
{
usage();
}
else
{
pdf = PDDocument.load( args[0] );
PDAcroForm form = pdf.getDocumentCatalog().getAcroForm();
if( form == null )
{
System.err.println( "Error: This PDF does not contain a form." );
}
else
{
String fdfName = null;
if( args.length == 2 )
{
fdfName = args[1];
}
else
{
if( args[0].length() > 4 )
{
fdfName = args[0].substring( 0, args[0].length() -4 ) + ".fdf";
}
}
fdf = form.exportFDF();
fdf.save( fdfName );
}
}
}
finally
{
close( fdf );
close( pdf );
}
}
/**
* This will print out a message telling how to use this example.
*/
private static void usage()
{
System.err.println( "usage: org.apache.pdfbox.ExortFDF <pdf-file> [output-fdf-file]" );
System.err.println( " [output-fdf-file] - Default is pdf name, test.pdf->test.fdf" );
}
/**
* Close the document.
*
* @param doc The doc to close.
*
* @throws IOException If there is an error closing the document.
*/
public void close( FDFDocument doc ) throws IOException
{
if( doc != null )
{
doc.close();
}
}
/**
* Close the document.
*
* @param doc The doc to close.
*
* @throws IOException If there is an error closing the document.
*/
public void close( PDDocument doc ) throws IOException
{
if( doc != null )
{
doc.close();
}
}
}