Examples with TripleImpl org.apache.clerezza.commons.rdf.impl.utils.TripleImpl used on opensource projects

Example 21 with TripleImpl

use of org.apache.clerezza.commons.rdf.impl.utils.TripleImpl in project stanbol by apache.

the class Nlp2RdfMetadataEngine method computeEnhancements.

@Override
public void computeEnhancements(ContentItem ci) throws EngineException {
    AnalysedText at = getAnalysedText(this, ci, true);
    String lang = EnhancementEngineHelper.getLanguage(ci);
    Language language = lang == null ? null : new Language(lang);
    // now iterate over the AnalysedText data and create the RDF representation
    // TODO: make configureable
    boolean sentences = true;
    boolean phrases = true;
    boolean words = true;
    EnumSet<SpanTypeEnum> activeTypes = EnumSet.noneOf(SpanTypeEnum.class);
    if (sentences) {
        activeTypes.add(SpanTypeEnum.Sentence);
    }
    if (phrases) {
        activeTypes.add(SpanTypeEnum.Chunk);
    }
    if (words) {
        activeTypes.add(SpanTypeEnum.Token);
    }
    Graph metadata = ci.getMetadata();
    IRI base = ci.getUri();
    ci.getLock().writeLock().lock();
    try {
        Iterator<Span> spans = at.getEnclosed(activeTypes);
        IRI sentence = null;
        IRI phrase = null;
        IRI word = null;
        boolean firstWordInSentence = true;
        while (spans.hasNext()) {
            Span span = spans.next();
            // TODO: filter Spans based on additional requirements
            // (1) write generic information about the span
            IRI current = writeSpan(metadata, base, at, language, span);
            // (2) add the relations between the different spans
            switch(span.getType()) {
                case Sentence:
                    if (sentence != null) {
                        metadata.add(new TripleImpl(sentence, SsoOntology.nextSentence.getUri(), current));
                    }
                    sentence = current;
                    firstWordInSentence = true;
                    break;
                case Chunk:
                    if (sentence != null) {
                        metadata.add(new TripleImpl(current, StringOntology.superString.getUri(), sentence));
                        if (word != null) {
                            metadata.add(new TripleImpl(word, SsoOntology.lastWord.getUri(), sentence));
                        }
                    }
                    phrase = current;
                    break;
                case Token:
                    if (sentence != null) {
                        metadata.add(new TripleImpl(current, SsoOntology.sentence.getUri(), sentence));
                        if (firstWordInSentence) {
                            metadata.add(new TripleImpl(current, SsoOntology.firstWord.getUri(), sentence));
                            firstWordInSentence = false;
                        }
                    }
                    if (phrase != null) {
                        metadata.add(new TripleImpl(current, SsoOntology.parent.getUri(), phrase));
                    }
                    if (word != null) {
                        metadata.add(new TripleImpl(word, SsoOntology.nextWord.getUri(), current));
                        metadata.add(new TripleImpl(current, SsoOntology.previousWord.getUri(), word));
                    }
                    word = current;
                    break;
                default:
                    break;
            }
            // (3) add specific information such as POS, chunk type ...
            writePos(metadata, span, current);
            writePhrase(metadata, span, current);
            // OlIA does not include Sentiments
            Value<Double> sentiment = span.getAnnotation(NlpAnnotations.SENTIMENT_ANNOTATION);
            if (sentiment != null && sentiment.value() != null) {
                metadata.add(new TripleImpl(current, SENTIMENT_PROPERTY, lf.createTypedLiteral(sentiment.value())));
            }
        }
    } finally {
        ci.getLock().writeLock().unlock();
    }
}

Example 22 with TripleImpl

use of org.apache.clerezza.commons.rdf.impl.utils.TripleImpl in project stanbol by apache.

the class ConstantMapping method apply.

@Override
public boolean apply(Graph graph, BlankNodeOrIRI subject, Metadata metadata) {
    for (RDFTerm value : values) {
        graph.add(new TripleImpl(subject, ontProperty, value));
        mappingLogger.log(subject, ontProperty, null, value);
    }
    return true;
}

Example 23 with TripleImpl

use of org.apache.clerezza.commons.rdf.impl.utils.TripleImpl in project stanbol by apache.

the class ExecutionMetadataHelper method createEngineExecution.

public static BlankNodeOrIRI createEngineExecution(Graph graph, BlankNodeOrIRI chainExecution, BlankNodeOrIRI executionNode) {
    BlankNodeOrIRI node = new BlankNode();
    graph.add(new TripleImpl(node, RDF_TYPE, EXECUTION));
    graph.add(new TripleImpl(node, RDF_TYPE, ENGINE_EXECUTION));
    graph.add(new TripleImpl(node, EXECUTION_PART, chainExecution));
    graph.add(new TripleImpl(node, EXECUTION_NODE, executionNode));
    graph.add(new TripleImpl(node, STATUS, STATUS_SCHEDULED));
    return node;
}

Example 24 with TripleImpl

use of org.apache.clerezza.commons.rdf.impl.utils.TripleImpl in project stanbol by apache.

the class ExecutionMetadataHelper method setExecutionCompleted.

/**
 * Sets the state of the ExecutionNode to completed
 * @param graph
 * @param execution
 * @param message An optional message
 */
public static void setExecutionCompleted(Graph graph, BlankNodeOrIRI execution, String message) {
    Literal dateTime = lf.createTypedLiteral(new Date());
    setStatus(graph, execution, STATUS_COMPLETED);
    graph.add(new TripleImpl(execution, COMPLETED, dateTime));
    if (message != null) {
        graph.add(new TripleImpl(execution, STATUS_MESSAGE, new PlainLiteralImpl(message)));
    }
}

Example 25 with TripleImpl

use of org.apache.clerezza.commons.rdf.impl.utils.TripleImpl in project stanbol by apache.

the class EnhancementEngineHelper method addContributingEngine.

/**
 * Adds the parsed {@link EnhancementEngine} as dc:contributer to the
 * enhancement and also sets the dc:modified property accordingly
 * @param metadata the {@link ContentItem#getMetadata()}
 * @param enhancement the enhancement
 * @param engine the engine
 */
public static void addContributingEngine(Graph metadata, IRI enhancement, EnhancementEngine engine) {
    LiteralFactory literalFactory = LiteralFactory.getInstance();
    // TODO: use a public dereferencing URI instead?
    metadata.add(new TripleImpl(enhancement, DC_CONTRIBUTOR, literalFactory.createTypedLiteral(engine.getClass().getName())));
    // set the modification date to the current date.
    set(metadata, enhancement, DC_MODIFIED, new Date(), literalFactory);
}