org.semanticweb.elk.reasoner.query.VerifiableQueryResult Maven / Gradle / Ivy
package org.semanticweb.elk.reasoner.query;
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* ELK Reasoner Core
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import org.semanticweb.elk.reasoner.entailments.model.Entailment;
import org.semanticweb.elk.reasoner.entailments.model.EntailmentInference;
import org.semanticweb.elk.reasoner.proof.ReasonerProof;
/**
* A {@link QueryResult} which can be verified using a proof.
*
* @author Peter Skocovsky
* @author Yevgeny Kazakov
*/
public interface VerifiableQueryResult extends QueryResult {
/**
* Explains why the queried entailment is entailed. If it is not entailed,
* the returned proof is empty.
*
* @param atMostOne
* Whether at most one explanation should be returned.
* @return An evidence that the queried entailment is entailed.
* @throws ElkQueryException
*
* TODO: change to a direct proof of the query, e.g., using
* InternalProof
*/
ReasonerProof getEvidence(boolean atMostOne)
throws ElkQueryException;
/**
* Returns the entailment of the query. This should be the root of
* {@link #getEvidence(boolean)}.
*
* @return The entailment of the query.
* @throws ElkQueryException
*
* TODO: remove
*/
Entailment getEntailment() throws ElkQueryException;
}