/* * 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. */ /* $Id$ */ package embedding; // Java import java.io.BufferedOutputStream; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.OutputStream; import javax.xml.transform.Result; import javax.xml.transform.Source; import javax.xml.transform.Transformer; import javax.xml.transform.TransformerFactory; import javax.xml.transform.sax.SAXResult; import javax.xml.transform.stream.StreamSource; import org.apache.fop.apps.FOPException; import org.apache.fop.apps.FOUserAgent; import org.apache.fop.apps.Fop; import org.apache.fop.apps.FopFactory; import org.apache.fop.apps.FormattingResults; import org.apache.fop.apps.MimeConstants; import org.apache.fop.apps.PageSequenceResults; /** * This class demonstrates the conversion of an FO file to PDF using FOP. */ public class ExampleFO2PDF { // configure fopFactory as desired private final FopFactory fopFactory = FopFactory.newInstance(new File(".").toURI()); /** * Converts an FO file to a PDF file using FOP * @param fo the FO file * @param pdf the target PDF file * @throws IOException In case of an I/O problem * @throws FOPException In case of a FOP problem */ public void convertFO2PDF(File fo, File pdf) throws IOException, FOPException { OutputStream out = null; try { FOUserAgent foUserAgent = fopFactory.newFOUserAgent(); // configure foUserAgent as desired // Setup output stream. Note: Using BufferedOutputStream // for performance reasons (helpful with FileOutputStreams). out = new FileOutputStream(pdf); out = new BufferedOutputStream(out); // Construct fop with desired output format Fop fop = fopFactory.newFop(MimeConstants.MIME_PDF, foUserAgent, out); // Setup JAXP using identity transformer TransformerFactory factory = TransformerFactory.newInstance(); Transformer transformer = factory.newTransformer(); // identity transformer // Setup input stream Source src = new StreamSource(fo); // Resulting SAX events (the generated FO) must be piped through to FOP Result res = new SAXResult(fop.getDefaultHandler()); // Start XSLT transformation and FOP processing transformer.transform(src, res); // Result processing FormattingResults foResults = fop.getResults(); java.util.List pageSequences = foResults.getPageSequences(); for (java.util.Iterator it = pageSequences.iterator(); it.hasNext();) { PageSequenceResults pageSequenceResults = (PageSequenceResults)it.next(); System.out.println("PageSequence " + (String.valueOf(pageSequenceResults.getID()).length() > 0 ? pageSequenceResults.getID() : "<no id>") + " generated " + pageSequenceResults.getPageCount() + " pages."); } System.out.println("Generated " + foResults.getPageCount() + " pages in total."); } catch (Exception e) { e.printStackTrace(System.err); System.exit(-1); } finally { out.close(); } } /** * Main method. * @param args command-line arguments */ public static void main(String[] args) { try { System.out.println("FOP ExampleFO2PDF\n"); System.out.println("Preparing..."); //Setup directories File baseDir = new File("."); File outDir = new File(baseDir, "out"); outDir.mkdirs(); //Setup input and output files File fofile = new File(baseDir, "xml/fo/helloworld.fo"); //File fofile = new File(baseDir, "../fo/pagination/franklin_2pageseqs.fo"); File pdffile = new File(outDir, "ResultFO2PDF.pdf"); System.out.println("Input: XSL-FO (" + fofile + ")"); System.out.println("Output: PDF (" + pdffile + ")"); System.out.println(); System.out.println("Transforming..."); ExampleFO2PDF app = new ExampleFO2PDF(); app.convertFO2PDF(fofile, pdffile); System.out.println("Success!"); } catch (Exception e) { e.printStackTrace(System.err); System.exit(-1); } } }