jaxws/src/share/classes/com/sun/xml/internal/ws/util/DOMUtil.java

/*
 * Portions Copyright 2006 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

package com.sun.xml.internal.ws.util;

import com.sun.xml.internal.ws.util.xml.XmlUtil;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.xml.sax.SAXException;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.FactoryConfigurationError;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.dom.DOMResult;
import java.io.InputStream;
import java.io.IOException;

/**
 * $author: JAXWS Development Team
 */
public class DOMUtil {

    private static DocumentBuilder db;

    /**
     * Creates a new DOM document.
     */
    public static Document createDom() {
        synchronized (DOMUtil.class) {
            if (db == null) {
                try {
                    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
                    dbf.setNamespaceAware(true);
                    db = dbf.newDocumentBuilder();
                } catch (ParserConfigurationException e) {
                    throw new FactoryConfigurationError(e);
                }
            }
            return db.newDocument();
        }
    }

    public static Node createDOMNode(InputStream inputStream) {

        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
        dbf.setNamespaceAware(true);
        dbf.setValidating(false);
        try {
            DocumentBuilder builder = dbf.newDocumentBuilder();
            try {
                return builder.parse(inputStream);
            } catch (SAXException e) {
                e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
            } catch (IOException e) {
                e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
            }
        } catch (ParserConfigurationException pce) {
            IllegalArgumentException iae = new IllegalArgumentException(pce.getMessage());
            iae.initCause(pce);
            throw iae;
        }
        return null;
    }
}