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• 5.2.1.1
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• RelationExtractor.java

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it.unibz.inf.ontop.iq.visit.impl.RelationExtractor Maven / Gradle / Ivy

package it.unibz.inf.ontop.iq.visit.impl;

import it.unibz.inf.ontop.iq.node.ExtensionalDataNode;
import it.unibz.inf.ontop.iq.node.IntensionalDataNode;

import java.util.stream.Stream;

public class RelationExtractor extends AbstractPredicateExtractor {

    public RelationExtractor() {
    }

    @Override
    public Stream visitIntensionalData(IntensionalDataNode dataNode) {
        return Stream.empty();
    }

    @Override
    public Stream visitExtensionalData(ExtensionalDataNode dataNode) {
        return Stream.of(dataNode);
    }
}