| /* |
| * 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 (Object pageSequence : pageSequences) { |
| PageSequenceResults pageSequenceResults = (PageSequenceResults) pageSequence; |
| 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); |
| } |
| } |
| } |