/*
* 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: ExampleObj2PDF.java 426576 2006-07-28 15:44:37Z jeremias $ */
package embedding;
// Java
import java.io.File;
import java.io.OutputStream;
import java.io.IOException;
// JAXP
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.TransformerException;
import javax.xml.transform.Source;
import javax.xml.transform.Result;
import javax.xml.transform.stream.StreamSource;
import javax.xml.transform.sax.SAXResult;
// FOP
import org.apache.fop.apps.FOUserAgent;
import org.apache.fop.apps.Fop;
import org.apache.fop.apps.FOPException;
import org.apache.fop.apps.FopFactory;
import org.apache.fop.apps.MimeConstants;
import embedding.model.ProjectTeam;
/**
* This class demonstrates the conversion of an arbitrary object file to a
* PDF using JAXP (XSLT) and FOP (XSL:FO).
*/
public class ExampleObj2PDF {
// configure fopFactory as desired
private FopFactory fopFactory = FopFactory.newInstance();
/**
* Converts a ProjectTeam object to a PDF file.
* @param team the ProjectTeam object
* @param xslt the stylesheet file
* @param pdf the target PDF file
* @throws IOException In case of an I/O problem
* @throws FOPException In case of a FOP problem
* @throws TransformerException In case of a XSL transformation problem
*/
public void convertProjectTeam2PDF(ProjectTeam team, File xslt, File pdf)
throws IOException, FOPException, TransformerException {
FOUserAgent foUserAgent = fopFactory.newFOUserAgent();
// configure foUserAgent as desired
// Setup output
OutputStream out = new java.io.FileOutputStream(pdf);
out = new java.io.BufferedOutputStream(out);
try {
// Construct fop with desired output format
Fop fop = fopFactory.newFop(MimeConstants.MIME_PDF, foUserAgent, out);
// Setup XSLT
TransformerFactory factory = TransformerFactory.newInstance();
Transformer transformer = factory.newTransformer(new StreamSource(xslt));
// Setup input for XSLT transformation
Source src = team.getSourceForProjectTeam();
// 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);
} finally {
out.close();
}
}
/**
* Main method.
* @param args command-line arguments
*/
public static void main(String[] args) {
try {
System.out.println("FOP ExampleObj2PDF\n");
System.out.println("Preparing...");
// Setup directories
File baseDir = new File(".");
File outDir = new File(baseDir, "out");
outDir.mkdirs();
// Setup input and output
File xsltfile = new File(baseDir, "xml/xslt/projectteam2fo.xsl");
File pdffile = new File(outDir, "ResultObj2PDF.pdf");
System.out.println("Input: a ProjectTeam object");
System.out.println("Stylesheet: " + xsltfile);
System.out.println("Output: PDF (" + pdffile + ")");
System.out.println();
System.out.println("Transforming...");
ExampleObj2PDF app = new ExampleObj2PDF();
app.convertProjectTeam2PDF(ExampleObj2XML.createSampleProjectTeam(), xsltfile, pdffile);
System.out.println("Success!");
} catch (Exception e) {
e.printStackTrace(System.err);
System.exit(-1);
}
}
}