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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 javax.xml.parsers.DocumentBuilderFactory;
23  
24  import org.apache.commons.jxpath.JXPathException;
25  
26  /**
27   * An implementation of the XMLParser interface that produces a DOM Document.
28   */
29  public class DOMParser extends XMLParser2 {
30  
31      /**
32       * Constructs a new instance.
33       */
34      public DOMParser() {
35          // empty
36      }
37  
38      @Override
39      public Object parseXML(final InputStream stream) {
40          try {
41              final DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
42              factory.setValidating(isValidating());
43              factory.setNamespaceAware(isNamespaceAware());
44              factory.setIgnoringElementContentWhitespace(isIgnoringElementContentWhitespace());
45              factory.setExpandEntityReferences(isExpandEntityReferences());
46              factory.setIgnoringComments(isIgnoringComments());
47              factory.setCoalescing(isCoalescing());
48              return factory.newDocumentBuilder().parse(stream);
49          } catch (final Exception ex) {
50              throw new JXPathException("DOM parser error", ex);
51          }
52      }
53  }