/*
* 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 tiff;
// Java
import org.apache.fop.apps.*;
import org.apache.fop.render.bitmap.TIFFConstants;
import org.apache.fop.render.bitmap.TIFFRenderer;
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 java.awt.image.BufferedImage;
import java.io.*;
/**
* This class demonstrates the conversion of an FO file to PDF using FOP.
*/
public class ExampleFO2Tiff {
// configure fopFactory as desired
private final FopFactory fopFactory = FopFactory.newInstance();
/**
* Converts an FO file to a PDF file using FOP
* @param fo the FO file
* @param tiff the target PDF file
* @throws java.io.IOException In case of an I/O problem
* @throws org.apache.fop.apps.FOPException In case of a FOP problem
*/
public void ExampleFO2Tiff(File fo, File tiff) throws IOException,
FOPException {
OutputStream out = null;
try {
FOUserAgent foUserAgent = fopFactory.newFOUserAgent();
foUserAgent.setTargetResolution(204);
TIFFRenderer renderer = new TIFFRenderer(foUserAgent);
renderer.getWriterParams().setCompressionMethod(TIFFConstants.COMPRESSION_PACKBITS);
foUserAgent.setRendererOverride(renderer);
// configure foUserAgent as desired
// Setup output stream. Note: Using BufferedOutputStream
// for performance reasons (helpful with FileOutputStreams).
out = new FileOutputStream(tiff);
out = new BufferedOutputStream(out);
fopFactory.setUserConfig(new
File("/home/fanfu/projects/untitled1/fanfuWeb/src/main/resources/fos/fop.xconf"));
// Construct fop with desired output format
Fop fop = fopFactory.newFop(MimeConstants.MIME_TIFF,
foUserAgent, out);
// Setup JAXP using identity transformer
TransformerFactory factory = TransformerFactory.newInstance();
Transformer transformer = factory.newTransformer(); // identity
transformer
// 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("/home/fanfu/projects/untitled1/fanfuWeb/src/main/resources/fos/simple.fo");
//File fofile = new File(baseDir,
"/home/fanfu/projects/untitled1/fanfuWeb/src/main/resources/fos//franklin_2pageseqs.fo");
File pdffile = new File( "/home/fanfu/fax/ResultFO2Tiff.tif");
System.out.println("Input: XSL-FO (" + fofile + ")");
System.out.println("Output: PDF (" + pdffile + ")");
System.out.println();
System.out.println("Transforming...");
ExampleFO2Tiff app = new ExampleFO2Tiff();
app.ExampleFO2Tiff(fofile, pdffile);
System.out.println("Success!");
} catch (Exception e) {
e.printStackTrace(System.err);
System.exit(-1);
}
}
}
The code is just above , but I JUST get a blank tiff file but no any
content .can anyone help me with this problem？ Thanks sincerely
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