/*
* 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: ExampleStamp.java 627367 2008-02-13 12:03:30Z maxberger $ */
package embedding.intermediate;
import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.sax.SAXResult;
import javax.xml.transform.stream.StreamSource;
import org.apache.fop.apps.FOUserAgent;
import org.apache.fop.apps.FopFactory;
import org.apache.fop.apps.MimeConstants;
import org.apache.fop.area.AreaTreeModel;
import org.apache.fop.area.AreaTreeParser;
import org.apache.fop.area.RenderPagesModel;
import org.apache.fop.fonts.FontInfo;
import org.xml.sax.SAXException;
import embedding.ExampleObj2XML;
import embedding.model.ProjectTeam;
/**
* Example for the intermediate format that demonstrates the stamping of a document with some
* kind of watermark. The resulting document is then rendered to a PDF file.
*/
public class ExampleStamp {
// configure fopFactory as desired
private FopFactory fopFactory = FopFactory.newInstance();
/**
* Stamps an intermediate file and renders it to a PDF file.
* @param atfile the intermediate file (area tree XML)
* @param stampSheet the stylesheet that does the stamping
* @param pdffile the target PDF file
* @throws IOException In case of an I/O problem
* @throws TransformerException In case of a XSL transformation problem
* @throws SAXException In case of an XML-related problem
*/
public void stampToPDF(File atfile, File stampSheet, File pdffile)
throws IOException, TransformerException, SAXException {
// Setup output
OutputStream out = new java.io.FileOutputStream(pdffile);
out = new java.io.BufferedOutputStream(out);
try {
//Setup fonts and user agent
FontInfo fontInfo = new FontInfo();
FOUserAgent userAgent = fopFactory.newFOUserAgent();
//Construct the AreaTreeModel that will received the individual pages
AreaTreeModel treeModel = new RenderPagesModel(userAgent,
MimeConstants.MIME_PDF, fontInfo, out);
//Iterate over all intermediate files
AreaTreeParser parser = new AreaTreeParser();
Source src = new StreamSource(atfile);
Source xslt = new StreamSource(stampSheet);
//Setup Transformer for XSLT processing
TransformerFactory tFactory = TransformerFactory.newInstance();
Transformer transformer = tFactory.newTransformer(xslt);
//Send XSLT result to AreaTreeParser
SAXResult res = new SAXResult(parser.getContentHandler(treeModel, userAgent));
//Start XSLT transformation and area tree parsing
transformer.transform(src, res);
//Signal the end of the processing. The renderer can finalize the target document.
treeModel.endDocument();
} finally {
out.close();
}
}
/**
* Main method.
* @param args command-line arguments
*/
public static void main(String[] args) {
try {
System.out.println("FOP ExampleConcat\n");
//Setup directories
File baseDir = new File(".");
File outDir = new File(baseDir, "out");
outDir.mkdirs();
//Setup output file
File xsltfile = new File(baseDir, "xml/xslt/projectteam2fo.xsl");
File atfile = new File(outDir, "team.at.xml");
File stampxsltfile = new File(baseDir, "xml/xslt/atstamp.xsl");
File pdffile = new File(outDir, "ResultStamped.pdf");
System.out.println("Intermediate file : " + atfile.getCanonicalPath());
System.out.println("Stamp XSLT: " + stampxsltfile.getCanonicalPath());
System.out.println("PDF Output File: " + pdffile.getCanonicalPath());
System.out.println();
ProjectTeam team1 = ExampleObj2XML.createSampleProjectTeam();
//Create intermediate file
ExampleConcat concatapp = new ExampleConcat();
concatapp.convertToIntermediate(
team1.getSourceForProjectTeam(),
new StreamSource(xsltfile), atfile);
//Stamp document and produce a PDF from the intermediate format
ExampleStamp app = new ExampleStamp();
app.stampToPDF(atfile, stampxsltfile, pdffile);
System.out.println("Success!");
} catch (Exception e) {
e.printStackTrace(System.err);
System.exit(-1);
}
}
}