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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.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   *
27   * Concrete implementation of {@link org.apache.any23.extractor.Extractor.ContentExtractor} able to perform the
28   * extraction on <a href="http://www.w3.org/TeamSubmission/turtle/">Turtle</a> documents.
29   *
30   */
31  public class TurtleExtractor extends BaseRDFExtractor {
32  
33      /**
34       * Constructor, allows to specify the validation and error handling policies.
35       *
36       * @param verifyDataType   if <code>true</code> the data types will be verified,
37       *                         if <code>false</code> will be ignored.
38       * @param stopAtFirstError if <code>true</code> the parser will stop at first parsing error,
39       *                         if <code>false</code> will ignore non blocking errors.
40       */
41      public TurtleExtractor(boolean verifyDataType, boolean stopAtFirstError) {
42          super(verifyDataType, stopAtFirstError);
43      }
44  
45      /**
46       * Default constructor, with no verification of data types and no stop at first error.
47       */
48      public TurtleExtractor() {
49          this(false, false);
50      }
51  
52      @Override
53      public ExtractorDescription getDescription() {
54          return TurtleExtractorFactory.getDescriptionInstance();
55      }
56  
57      @Override
58      protected RDFParser getParser(ExtractionContext extractionContext, ExtractionResult extractionResult) {
59          return RDFParserFactory.getInstance().getTurtleParserInstance(
60                  isVerifyDataType(), isStopAtFirstError(), extractionContext, extractionResult
61          );
62      }
63  
64  }