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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package org.apache.commons.jxpath.xml;
19  
20  import java.io.InputStream;
21  
22  import org.apache.commons.jxpath.JXPathException;
23  import org.jdom.input.SAXBuilder;
24  
25  /**
26   * An implementation of the XMLParser interface that produces a JDOM Document.
27   */
28  public class JDOMParser extends XMLParser2 {
29  
30      /**
31       * Constructs a new instance.
32       */
33      public JDOMParser() {
34          // empty
35      }
36  
37      @Override
38      public Object parseXML(final InputStream stream) {
39          if (!isNamespaceAware()) {
40              throw new JXPathException("JDOM parser configuration error. JDOM " + "does not support the namespaceAware=false setting.");
41          }
42          try {
43              final SAXBuilder builder = new SAXBuilder();
44              builder.setExpandEntities(isExpandEntityReferences());
45              builder.setIgnoringElementContentWhitespace(isIgnoringElementContentWhitespace());
46              builder.setValidation(isValidating());
47              return builder.build(stream);
48          } catch (final Exception ex) {
49              throw new JXPathException("JDOM parser error", ex);
50          }
51      }
52  }