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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2012 Oracle and/or its affiliates. All rights reserved.
*
* Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common
* Development and Distribution License("CDDL") (collectively, the
* "License"). You may not use this file except in compliance with the
* License. You can obtain a copy of the License at
* http://www.netbeans.org/cddl-gplv2.html
* or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
* specific language governing permissions and limitations under the
* License. When distributing the software, include this License Header
* Notice in each file and include the License file at
* nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the
* License Header, with the fields enclosed by brackets [] replaced by
* your own identifying information:
* "Portions Copyrighted [year] [name of copyright owner]"
*
* Contributor(s):
*
* The Original Software is NetBeans. The Initial Developer of the Original
* Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
* Microsystems, Inc. All Rights Reserved.
*
* If you wish your version of this file to be governed by only the CDDL
* or only the GPL Version 2, indicate your decision by adding
* "[Contributor] elects to include this software in this distribution
* under the [CDDL or GPL Version 2] license." If you do not indicate a
* single choice of license, a recipient has the option to distribute
* your version of this file under either the CDDL, the GPL Version 2 or
* to extend the choice of license to its licensees as provided above.
* However, if you add GPL Version 2 code and therefore, elected the GPL
* Version 2 license, then the option applies only if the new code is
* made subject to such option by the copyright holder.
*/
package org.netbeans.updater;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URL;
import java.net.URLConnection;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.logging.Logger;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Result;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.TransformerFactoryConfigurationError;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import org.w3c.dom.DOMException;
import org.w3c.dom.Document;
import org.w3c.dom.DocumentType;
import org.xml.sax.EntityResolver;
import org.xml.sax.ErrorHandler;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
/**
* Utility class collecting library methods related to XML processing.
* Stolen from nbbuild/antsrc and openide/.../xml.
* @author Petr Kuzel, Jesse Glick
*/
public final class XMLUtil extends Object {
static final Logger LOG = Logger.getLogger(XMLUtil.class.getPackage().getName());
public static Document parse (
InputSource input,
boolean validate,
boolean namespaceAware,
ErrorHandler errorHandler,
EntityResolver entityResolver
) throws IOException, SAXException {
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
factory.setValidating(validate);
factory.setNamespaceAware(namespaceAware);
DocumentBuilder builder = null;
try {
builder = factory.newDocumentBuilder();
} catch (ParserConfigurationException ex) {
throw new SAXException(ex);
}
if (errorHandler != null) {
builder.setErrorHandler(errorHandler);
}
if (entityResolver != null) {
builder.setEntityResolver(entityResolver);
}
assert input != null : "InputSource cannot be null";
try {
return builder.parse(input);
} catch (SAXException ex) {
StringBuilder msg = new StringBuilder();
msg.append("Cannot parse");
msg.append("Thread.cCL: ").append(Thread.currentThread().getContextClassLoader());
throw new SAXException(msg.toString(), ex);
}
}
public static Document createDocument(String rootQName) throws DOMException {
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
try {
return factory.newDocumentBuilder ().getDOMImplementation ().createDocument (null, rootQName, null);
} catch (ParserConfigurationException ex) {
throw (DOMException)new DOMException(DOMException.NOT_SUPPORTED_ERR, "Cannot create parser").initCause(ex); // NOI18N
}
}
public static void write(Document doc, OutputStream out) throws IOException {
// XXX note that this may fail to write out namespaces correctly if the document
// is created with namespaces and no explicit prefixes; however no code in
// this package is likely to be doing so
ClassLoader orig = Thread.currentThread().getContextClassLoader();
Thread.currentThread().setContextClassLoader(AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() { // #208369
@Override public ClassLoader run() {
return new ClassLoader(ClassLoader.getSystemClassLoader().getParent()) {
@Override public InputStream getResourceAsStream(String name) {
if (name.startsWith("META-INF/services/")) { // NOI18N
return new ByteArrayInputStream(new byte[0]); // JAXP #6723276
}
return super.getResourceAsStream(name);
}
};
}
}));
Transformer t = null;
try {
t = TransformerFactory.newInstance().newTransformer();
LOG.info("Use XML Transformer: " + t);
DocumentType dt = doc.getDoctype();
if (dt != null) {
String pub = dt.getPublicId();
if (pub != null) {
t.setOutputProperty(OutputKeys.DOCTYPE_PUBLIC, pub);
}
t.setOutputProperty(OutputKeys.DOCTYPE_SYSTEM, dt.getSystemId());
}
t.setOutputProperty(OutputKeys.ENCODING, "UTF-8"); // NOI18N
t.setOutputProperty(OutputKeys.INDENT, "yes"); // NOI18N
t.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "4"); // NOI18N
Source source = new DOMSource(doc);
Result result = new StreamResult(out);
t.transform(source, result);
} catch (Exception e) {
throw new IOException("XML Transformer: " + t, e); // NOI18N
} catch (TransformerFactoryConfigurationError e) {
throw new IOException("XML Transformer: " + t, e); // NOI18N
} finally {
Thread.currentThread().setContextClassLoader(orig);
}
}
/** Entity resolver that knows about AU DTDs, so no network is needed.
* @author Jesse Glick
*/
public static EntityResolver createAUResolver() {
return new EntityResolver() {
@Override
public InputSource resolveEntity(String publicID, String systemID) throws IOException, SAXException {
if ("-//NetBeans//DTD Autoupdate Catalog 1.0//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-catalog-1_0.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Module Info 1.0//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-info-1_0.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Catalog 2.0//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-catalog-2_0.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Module Info 2.0//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-info-2_0.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Catalog 2.2//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-catalog-2_2.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Module Info 2.2//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-info-2_2.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Catalog 2.3//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-catalog-2_3.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Module Info 2.3//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-info-2_3.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Catalog 2.4//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-catalog-2_4.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Module Info 2.4//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-info-2_4.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Catalog 2.5//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-catalog-2_5.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Module Info 2.5//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-info-2_5.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Catalog 2.6//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-catalog-2_6.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Catalog 2.7//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-catalog-2_7.dtd").toString()); // NOI18N
} else if ("-//NetBeans//DTD Autoupdate Module Info 2.7//EN".equals(publicID)) { // NOI18N
return new InputSource(XMLUtil.class.getResource("resources/autoupdate-info-2_7.dtd").toString()); // NOI18N
} else {
if (systemID.endsWith(".dtd")) { // NOI18N
return new InputSource(new ByteArrayInputStream(new byte[0]));
}
URL u = new URL(systemID);
URLConnection oc = u.openConnection();
oc.setConnectTimeout(5000);
return new InputSource(oc.getInputStream());
}
}
};
}
}
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