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Providing a FO -> RTF example explaining the only difference that getResults() cannot be used. I think I promised that example to someone earlier.
git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@232805 13f79535-47bb-0310-9956-ffa450edef68
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examples/embedding/java/embedding/ExampleFO2RTF.java
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examples/embedding/java/embedding/ExampleFO2RTF.java
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/*
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* Copyright 2005 The Apache Software Foundation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/* $Id$ */
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package embedding;
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// Java
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import java.io.BufferedOutputStream;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.OutputStream;
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//JAXP
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import javax.xml.transform.Transformer;
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import javax.xml.transform.TransformerFactory;
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import javax.xml.transform.Source;
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import javax.xml.transform.Result;
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import javax.xml.transform.stream.StreamSource;
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import javax.xml.transform.sax.SAXResult;
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// FOP
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import org.apache.fop.apps.Fop;
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import org.apache.fop.apps.FOPException;
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/**
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* This class demonstrates the conversion of an FO file to RTF using FOP.
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* <p>
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* Please note that this is practically the same as the ExampleFO2PDF example. Only
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* one parameter to the Fop contructor is different!
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*/
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public class ExampleFO2RTF {
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/**
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* Converts an FO file to a RTF file using FOP
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* @param fo the FO file
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* @param rtf the target RTF file
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* @throws IOException In case of an I/O problem
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* @throws FOPException In case of a FOP problem
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*/
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public void convertFO2RTF(File fo, File rtf) throws IOException, FOPException {
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OutputStream out = null;
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try {
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// Construct fop with desired output format
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Fop fop = new Fop(Fop.RENDER_RTF);
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// Setup output stream. Note: Using BufferedOutputStream
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// for performance reasons (helpful with FileOutputStreams).
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out = new FileOutputStream(rtf);
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out = new BufferedOutputStream(out);
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fop.setOutputStream(out);
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// Setup JAXP using identity transformer
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TransformerFactory factory = TransformerFactory.newInstance();
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Transformer transformer = factory.newTransformer(); // identity transformer
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// Setup input stream
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Source src = new StreamSource(fo);
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// Resulting SAX events (the generated FO) must be piped through to FOP
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Result res = new SAXResult(fop.getDefaultHandler());
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// Start XSLT transformation and FOP processing
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transformer.transform(src, res);
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// Please note: getResults() won't work for RTF and other flow formats (like MIF)
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// as the layout engine is not involved in the conversion. The page-breaking
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// is done by the application opening the generated file (like MS Word).
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//FormattingResults foResults = fop.getResults();
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} catch (Exception e) {
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e.printStackTrace(System.err);
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System.exit(-1);
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} finally {
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out.close();
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}
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}
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/**
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* Main method.
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* @param args command-line arguments
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*/
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public static void main(String[] args) {
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try {
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System.out.println("FOP ExampleFO2RTF\n");
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System.out.println("Preparing...");
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//Setup directories
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File baseDir = new File(".");
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File outDir = new File(baseDir, "out");
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outDir.mkdirs();
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//Setup input and output files
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File fofile = new File(baseDir, "xml/fo/helloworld.fo");
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File rtffile = new File(outDir, "ResultFO2RTF.rtf");
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System.out.println("Input: XSL-FO (" + fofile + ")");
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System.out.println("Output: PDF (" + rtffile + ")");
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System.out.println();
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System.out.println("Transforming...");
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ExampleFO2RTF app = new ExampleFO2RTF();
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app.convertFO2RTF(fofile, rtffile);
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System.out.println("Success!");
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} catch (Exception e) {
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e.printStackTrace(System.err);
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System.exit(-1);
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}
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}
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}
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