org.semanticweb.owlapi.io.OWLOntologyDocumentSourceBase Maven / Gradle / Ivy

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package org.semanticweb.owlapi.io;

import static org.semanticweb.owlapi.util.OWLAPIPreconditions.*;

import java.util.Optional;
import java.util.concurrent.atomic.AtomicBoolean;

import javax.annotation.Nonnull;
import javax.annotation.Nullable;

import org.semanticweb.owlapi.model.IRI;
import org.semanticweb.owlapi.model.OWLDocumentFormat;

/**
 * Base class for OWLOntologyDocumentSource.
 * 
 * @author ignazio
 * @since 4.0.0
 */
public abstract class OWLOntologyDocumentSourceBase implements OWLOntologyDocumentSource {

    private final IRI documentIRI;
    @Nonnull private final Optional format;
    @Nonnull private final Optional mimeType;
    protected final AtomicBoolean failedOnStreams = new AtomicBoolean(false);
    protected final AtomicBoolean failedOnIRI = new AtomicBoolean(false);

    /**
     * Constructs an ontology input source using the specified file.
     * 
     * @param iri
     *        document IRI
     * @param format
     *        ontology format. If null, it is considered unspecified
     * @param mime
     *        mime type. If null or empty, it is considered unspecified.
     */
    public OWLOntologyDocumentSourceBase(IRI iri, @Nullable OWLDocumentFormat format, @Nullable String mime) {
        this.format = optional(format);
        mimeType = optional(mime);
        documentIRI = checkNotNull(iri, "document iri cannot be null");
    }

    /**
     * Constructs an ontology input source using the specified file.
     * 
     * @param iriPrefix
     *        document IRI prefix - used to generate a new IRI
     * @param format
     *        ontology format. If null, it is considered unspecified
     * @param mime
     *        mime type. If null or empty, it is considered unspecified.
     */
    public OWLOntologyDocumentSourceBase(String iriPrefix, @Nullable OWLDocumentFormat format, @Nullable String mime) {
        this(IRI.getNextDocumentIRI(iriPrefix), format, mime);
    }

    @Override
    public final IRI getDocumentIRI() {
        return documentIRI;
    }

    @Override
    public boolean hasAlredyFailedOnStreams() {
        return failedOnStreams.get();
    }

    @Override
    public boolean hasAlredyFailedOnIRIResolution() {
        return failedOnIRI.get();
    }

    @Override
    public void setIRIResolutionFailed(boolean value) {
        failedOnIRI.set(value);
    }

    @Override
    public Optional getFormat() {
        return format;
    }

    @Override
    public Optional getMIMEType() {
        return mimeType;
    }
}