001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.commons.jxpath.xml;
018
019import java.io.InputStream;
020
021import org.apache.commons.jxpath.JXPathException;
022import org.jdom.input.SAXBuilder;
023
024/**
025 * An implementation of the XMLParser interface that produces a JDOM Document.
026 *
027 * @author Dmitri Plotnikov
028 * @version $Revision: 652845 $ $Date: 2008-05-02 13:46:46 -0400 (Fri, 02 May 2008) $
029 */
030public class JDOMParser extends XMLParser2 {
031
032    public Object parseXML(InputStream stream) {
033        if (!isNamespaceAware()) {
034            throw new JXPathException("JDOM parser configuration error. JDOM "
035                    + "does not support the namespaceAware=false setting.");
036        }
037
038        try {
039            SAXBuilder builder = new SAXBuilder();
040            builder.setExpandEntities(isExpandEntityReferences());
041            builder.setIgnoringElementContentWhitespace(
042                    isIgnoringElementContentWhitespace());
043            builder.setValidation(isValidating());
044            return builder.build(stream);
045        }
046        catch (Exception ex) {
047            throw new JXPathException("JDOM parser error", ex);
048        }
049    }
050}