/*
============================================================================
The Apache Software License, Version 1.1
============================================================================
Copyright (C) 1999 The Apache Software Foundation. All rights reserved.
Redistribution and use in source and binary forms, with or without modifica-
tion, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. The end-user documentation included with the redistribution, if any, must
include the following acknowledgment: "This product includes software
developed by the Apache Software Foundation (http://www.apache.org/)."
Alternately, this acknowledgment may appear in the software itself, if
and wherever such third-party acknowledgments normally appear.
4. The names "Fop" and "Apache Software Foundation" must not be used to
endorse or promote products derived from this software without prior
written permission. For written permission, please contact
apache@apache.org.
5. Products derived from this software may not be called "Apache", nor may
"Apache" appear in their name, without prior written permission of the
Apache Software Foundation.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
This software consists of voluntary contributions made by many individuals
on behalf of the Apache Software Foundation and was originally created by
James Tauber <jtauber@jtauber.com>. For more information on the Apache
Software Foundation, please see <http://www.apache.org/>.
*/
package org.apache.fop.apps;
// SAX
import org.xml.sax.XMLReader;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;
// Java
import java.io.FileReader;
import java.io.File;
import java.io.StringWriter;
import java.io.StringReader;
import java.io.FileWriter;
import java.io.PrintWriter;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.FileNotFoundException;
import java.net.URL;
// Xalan
import org.apache.xalan.xpath.xml.XMLParserLiaison;
import org.apache.xalan.xslt.XSLTInputSource;
import org.apache.xalan.xslt.XSLTProcessor;
import org.apache.xalan.xslt.XSLTProcessorFactory;
import org.apache.xalan.xslt.XSLTResultTarget;
// FOP
import org.apache.fop.messaging.MessageHandler;
/**
* mainline class.
*
* Gets input and output filenames from the command line.
* Creates a SAX Parser (defaulting to Xerces).
*
*/
public class XalanCommandLine {
/**
* creates a SAX parser, using the value of org.xml.sax.parser
* defaulting to org.apache.xerces.parsers.SAXParser
*
* @return the created SAX parser
*/
static XMLReader createParser() {
String parserClassName = System.getProperty("org.xml.sax.parser");
if (parserClassName == null) {
parserClassName = "org.apache.xerces.parsers.SAXParser";
}
org.apache.fop.messaging.MessageHandler.logln(
"using SAX parser " + parserClassName);
try {
return (XMLReader) Class.forName(
parserClassName).newInstance();
} catch (ClassNotFoundException e) {
org.apache.fop.messaging.MessageHandler.errorln(
"Could not find " + parserClassName);
}
catch (InstantiationException e) {
org.apache.fop.messaging.MessageHandler.errorln(
"Could not instantiate " + parserClassName);
}
catch (IllegalAccessException e) {
org.apache.fop.messaging.MessageHandler.errorln(
"Could not access " + parserClassName);
}
catch (ClassCastException e) {
org.apache.fop.messaging.MessageHandler.errorln(
parserClassName + " is not a SAX driver");
}
return null;
}
/**
* create an InputSource from a file name
*
* @param filename the name of the file
* @return the InputSource created
*/
protected static InputSource fileInputSource(String filename) {
/* this code adapted from James Clark's in XT */
File file = new File(filename);
String path = file.getAbsolutePath();
String fSep = System.getProperty("file.separator");
if (fSep != null && fSep.length() == 1)
path = path.replace(fSep.charAt(0), '/');
if (path.length() > 0 && path.charAt(0) != '/')
path = '/' + path;
try {
return new InputSource(new URL("file", null, path).toString());
} catch (java.net.MalformedURLException e) {
throw new Error("unexpected MalformedURLException");
}
}
/**
* mainline method
*
* first command line argument is xml input file
* second command line argument is xslt file which commands the conversion from xml to xsl:fo
* third command line argument is the output file
*
* @param command line arguments
*/
public static void main(String[] args) {
String version = Version.getVersion();
MessageHandler.logln(version);
if (args.length != 3) {
MessageHandler.errorln("usage: java " +
"org.apache.fop.apps.XalanCommandLine " + "xml-file xslt-file pdf-file");
System.exit(1);
}
XMLReader parser = createParser();
if (parser == null) {
MessageHandler.errorln("ERROR: Unable to create SAX parser");
System.exit(1);
}
// setting the parser features
try {
parser.setFeature("http://xml.org/sax/features/namespace-prefixes",
true);
} catch (SAXException e) {
MessageHandler.errorln("Error in setting up parser feature namespace-prefixes");
MessageHandler.errorln("You need a parser which supports SAX version 2");
System.exit(1);
}
try {
java.io.Writer writer;
java.io.Reader reader;
boolean usefile = false;
MessageHandler.logln("transforming to xsl:fo markup");
// create a Writer
// the following is an ugly hack to allow processing of larger files
// if xml file size is larger than 700 kb write the fo:file to disk
if ((new File(args[0]).length()) > 500000) {
writer = new FileWriter(args[2] + ".tmp");
usefile = true;
} else {
writer = new StringWriter();
}
// Use XSLTProcessorFactory to instantiate an XSLTProcessor.
XSLTProcessor processor = XSLTProcessorFactory.getProcessor();
// Create the 3 objects the XSLTProcessor needs to perform the transformation.
// Fix up the args...
XMLParserLiaison xmlPL = processor.getXMLProcessorLiaison();
URL urlTmp = xmlPL.getURLFromString(args[0], null);
System.err.println("XML File: " + args[0]);
System.err.println("URL: " + urlTmp);
XSLTInputSource xmlSource =
new XSLTInputSource (urlTmp.toString());
urlTmp = xmlPL.getURLFromString(args[1], null);
System.err.println("XSL File: " + args[1]);
System.err.println("URL: " + urlTmp);
XSLTInputSource xslSheet =
new XSLTInputSource (urlTmp.toString());
XSLTResultTarget xmlResult = new XSLTResultTarget (writer);
// Perform the transformation.
processor.process(xmlSource, xslSheet, xmlResult);
if (usefile) {
reader = new FileReader(args[2] + ".tmp");
} else {
// create a input source containing the xsl:fo file which can be fed to Fop
reader = new StringReader(writer.toString());
}
writer.flush();
writer.close();
//set Driver methods to start Fop processing
Driver driver = new Driver();
driver.setRenderer("org.apache.fop.render.pdf.PDFRenderer",
version);
driver.addElementMapping("org.apache.fop.fo.StandardElementMapping");
driver.addElementMapping("org.apache.fop.svg.SVGElementMapping");
driver.addPropertyList("org.apache.fop.fo.StandardPropertyListMapping");
driver.addPropertyList("org.apache.fop.svg.SVGPropertyListMapping");
PrintWriter pwriter = new PrintWriter(new BufferedWriter(new FileWriter(args[2])));
driver.setWriter(pwriter);
driver.buildFOTree(parser, new InputSource(reader));
reader.close();
driver.format();
driver.render();
if (usefile) {
new File (args[2] + ".tmp").delete();
}
pwriter.flush();
pwriter.close();
}
catch (Exception e) {
MessageHandler.errorln("FATAL ERROR: " + e.getMessage());
System.exit(1);
}
}
}