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/*
* 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 org.apache.fop.image.loader.batik;
import org.w3c.dom.Document;
import org.apache.batik.dom.AbstractDocument;
import org.apache.batik.dom.util.DOMUtilities;
/**
* Helper utilities for Apache Batik.
*/
public class BatikUtil {
/**
* Checks whether Apache Batik is available in the classpath.
* @return true if Apache Batik is available
*/
public static boolean isBatikAvailable() {
try {
Class.forName("org.apache.batik.dom.svg.SVGDOMImplementation");
return true;
} catch (Exception e) {
//ignore
}
return false;
}
/**
* Clones an SVG DOM document. This is used for making SVG production thread-safe when the
* SVG document is cached and re-used.
* @param doc the SVG DOM to be cloned
* @return the cloned SVG DOM
*/
public static Document cloneSVGDocument(Document doc) {
Document clonedDoc = DOMUtilities.deepCloneDocument(doc, doc.getImplementation());
if (clonedDoc instanceof AbstractDocument) {
((AbstractDocument)clonedDoc).setDocumentURI(((AbstractDocument)doc).getDocumentURI());
}
return clonedDoc;
}
}
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