Examples with KeywordLinkingEngine org.apache.stanbol.enhancer.engines.keywordextraction.engine.KeywordLinkingEngine used on opensource projects

Example 1 with KeywordLinkingEngine

use of org.apache.stanbol.enhancer.engines.keywordextraction.engine.KeywordLinkingEngine in project stanbol by apache.

the class KeywordLinkingEngineTest method testEngine.

/**
     * This tests if the Enhancements created by the Engine confirm to the
     * rules defined for the Stanbol Enhancement Structure.
     * @throws IOException
     * @throws EngineException
     */
@Test
public void testEngine() throws IOException, EngineException {
    EntityLinkerConfig linkerConfig = new EntityLinkerConfig();
    linkerConfig.setRedirectProcessingMode(RedirectProcessingMode.FOLLOW);
    KeywordLinkingEngine engine = KeywordLinkingEngine.createInstance(openNLP, searcher, new TextAnalyzerConfig(), linkerConfig);
    engine.referencedSiteName = TEST_REFERENCED_SITE_NAME;
    ContentItem ci = ciFactory.createContentItem(new StringSource(TEST_TEXT));
    //tells the engine that this is an English text
    ci.getMetadata().add(new TripleImpl(ci.getUri(), DC_LANGUAGE, new PlainLiteralImpl("en")));
    //compute the enhancements
    engine.computeEnhancements(ci);
    //validate the enhancement results
    Map<IRI, RDFTerm> expectedValues = new HashMap<IRI, RDFTerm>();
    expectedValues.put(ENHANCER_EXTRACTED_FROM, ci.getUri());
    expectedValues.put(DC_CREATOR, LiteralFactory.getInstance().createTypedLiteral(engine.getClass().getName()));
    //adding null as expected for confidence makes it a required property
    expectedValues.put(Properties.ENHANCER_CONFIDENCE, null);
    //validate create fise:TextAnnotations
    int numTextAnnotations = validateAllTextAnnotations(ci.getMetadata(), TEST_TEXT, expectedValues);
    assertEquals("Four fise:TextAnnotations are expected by this Test", 4, numTextAnnotations);
    //validate create fise:EntityAnnotations
    int numEntityAnnotations = validateAllEntityAnnotations(ci, expectedValues);
    assertEquals("Five fise:EntityAnnotations are expected by this Test", 5, numEntityAnnotations);
}