| /* |
| * 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 final class BatikUtil { |
| |
| private 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; |
| } |
| |
| } |