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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.example;
    19
    20  import org.apache.any23.extractor.ExtractionContext;
    21  import org.apache.any23.extractor.ExtractionException;
    22  import org.apache.any23.extractor.ExtractionParameters;
    23  import org.apache.any23.extractor.ExtractionResult;
    24  import org.apache.any23.extractor.ExtractorDescription;
    25  import org.apache.any23.vocab.FOAF;
    26  import org.apache.any23.extractor.Extractor.BlindExtractor;
    27  import org.eclipse.rdf4j.model.IRI;
    28  import org.eclipse.rdf4j.model.vocabulary.RDF;
    29
    30  import java.io.IOException;
    31
    32  /**
    33   * Example concrete implementation of {@link org.apache.any23.extractor.Extractor.BlindExtractor}.
    34   */
    35  public class ExampleExtractor implements BlindExtractor {
    36
    37      private static final FOAF vFOAF = FOAF.getInstance();
    38
    39      @Override
    40      public void run(ExtractionParameters extractionParameters, ExtractionContext extractionContext, IRI documentIRI,
    41              ExtractionResult out) throws IOException, ExtractionException {
    42          out.writeTriple(documentIRI, RDF.TYPE, vFOAF.Document);
    43      }
    44
    45      @Override
    46      public ExtractorDescription getDescription() {
    47          return ExampleExtractorFactory.getDescriptionInstance();
    48      }
    49  }