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/*
* Copyright 2006 The Apache Software Foundation.
*
* Licensed 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 org.apache.fop.cli;
import java.io.File;
import java.io.OutputStream;
import java.util.Vector;
import javax.xml.transform.Result;
import javax.xml.transform.sax.SAXResult;
import org.apache.fop.apps.FOPException;
import org.apache.fop.apps.FOUserAgent;
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;
/**
* InputHandler for the area tree XML (intermediate format) as input.
*/
public class AreaTreeInputHandler extends InputHandler {
/**
* Constructor for XML->XSLT->area tree XML input
* @param xmlfile XML file
* @param xsltfile XSLT file
* @param params Vector of command-line parameters (name, value,
* name, value, ...) for XSL stylesheet, null if none
*/
public AreaTreeInputHandler(File xmlfile, File xsltfile, Vector params) {
super(xmlfile, xsltfile, params);
}
/**
* Constructor for area tree XML input
* @param atfile the file to read the area tree document.
*/
public AreaTreeInputHandler(File atfile) {
super(atfile);
}
/** @see org.apache.fop.cli.InputHandler */
public void renderTo(FOUserAgent userAgent, String outputFormat, OutputStream out)
throws FOPException {
FontInfo fontInfo = new FontInfo();
AreaTreeModel treeModel = new RenderPagesModel(userAgent,
outputFormat, fontInfo, out);
//Iterate over all intermediate files
AreaTreeParser parser = new AreaTreeParser();
// Resulting SAX events (the generated FO) must be piped through to FOP
Result res = new SAXResult(parser.getContentHandler(treeModel, userAgent));
transformTo(res);
try {
treeModel.endDocument();
} catch (SAXException e) {
throw new FOPException(e);
}
}
}
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