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 * reserved comment block

 * DO NOT REMOVE OR ALTER!

 */

/*

 * 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.

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package com.sun.org.apache.xerces.internal.util;

import com.sun.org.apache.xerces.internal.xni.parser.XMLInputSource;

import org.w3c.dom.Node;

/**

 * <p>An <code>XMLInputSource</code> analogue to <code>javax.xml.transform.dom.DOMSource</code>.</p>

 *

 */

public final class DOMInputSource extends XMLInputSource {

    private Node fNode;

    public DOMInputSource() {

        this(null);

    }

    public DOMInputSource(Node node) {

        super(null, getSystemIdFromNode(node), null, false);

        fNode = node;

    }

    public DOMInputSource(Node node, String systemId) {

        super(null, systemId, null, false);

        fNode = node;

    }

    public Node getNode() {

        return fNode;

    }

    public void setNode(Node node) {

        fNode = node;

    }

    private static String getSystemIdFromNode(Node node) {

        if (node != null) {

            try {

                return node.getBaseURI();

            }

            // If the DOM implementation is DOM Level 2

            // then a NoSuchMethodError will be thrown.

            // Just ignore it.

            catch (NoSuchMethodError e) {

                return null;

            }

            // There was a failure for some other reason

            // Ignore it as well.

            catch (Exception e) {

                return null;

            }

        }

        return null;

    }

} // DOMInputSource