View Javadoc
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.any23.extractor.rdf;
19  
20  import org.apache.any23.extractor.ExtractionContext;
21  import org.apache.any23.extractor.ExtractionResult;
22  import org.apache.any23.extractor.ExtractorDescription;
23  import org.eclipse.rdf4j.rio.RDFParser;
24  
25  /**
26   * Concrete implementation of {@link org.apache.any23.extractor.Extractor.ContentExtractor}
27   * able to perform the extraction on <a href="http://www.w3.org/TR/REC-rdf-syntax/">RDF/XML</a>
28   * documents.
29   */
30  public class RDFXMLExtractor extends BaseRDFExtractor {
31  
32      /**
33       * Constructor, allows to specify the validation and error handling policies.
34       *
35       * @param verifyDataType if <code>true</code> the data types will be verified,
36       *         if <code>false</code> will be ignored.
37       * @param stopAtFirstError if <code>true</code> the parser will stop at first parsing error,
38       *        if <code>false</code> will ignore non blocking errors.
39       */
40      public RDFXMLExtractor(boolean verifyDataType, boolean stopAtFirstError) {
41          super(verifyDataType, stopAtFirstError);
42      }
43  
44      /**
45       * Default constructor, with no verification of data types and not stop at first error.
46       */
47      public RDFXMLExtractor() {
48          this(false, false);
49      }
50  
51      @Override
52      public ExtractorDescription getDescription() {
53          return RDFXMLExtractorFactory.getDescriptionInstance();
54      }
55  
56      @Override
57      protected RDFParser getParser(ExtractionContext extractionContext, ExtractionResult extractionResult) {
58          return RDFParserFactory.getInstance().getRDFXMLParser(
59                  isVerifyDataType(), isStopAtFirstError(), extractionContext, extractionResult
60          );
61      }
62  
63  }