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package eu.dnetlib.parthenos.publisher;
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import java.io.IOException;
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import java.net.URISyntaxException;
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import eu.dnetlib.parthenos.jrr.JRRPublisher;
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import eu.dnetlib.parthenos.virtuoso.VirtuosoClient;
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import eu.dnetlib.parthenos.virtuoso.VirtuosoClientFactory;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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/**
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* Created by Alessia Bardi on 11/08/2017.
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*
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* @author Alessia Bardi
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*/
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@Component
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public class ParthenosPublisherHelper {
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private static final Log log = LogFactory.getLog(ParthenosPublisherHelper.class);
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public enum ParthenosTargets{
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VIRTUOSO, JRR
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}
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@Autowired
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private VirtuosoClientFactory virtuosoClientFactory;
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@Autowired
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private JRRPublisher jrrPublisher;
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public void publish(final String record, final ParthenosTargets target) throws ParthenosPublisherException {
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switch(target){
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case VIRTUOSO:
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publishVirtuoso(record);
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break;
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case JRR:
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try {
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publishJRR(record);
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break;
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} catch(IOException | URISyntaxException | InterruptedException e){
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throw new ParthenosPublisherException(e);
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}
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default: throw new ParthenosPublisherException("Target "+target+" not supported yet");
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}
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}
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public long unpublish(final String datasourceInterface, final ParthenosTargets target) throws ParthenosPublisherException {
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long res = 0;
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switch(target){
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case VIRTUOSO:
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res = unpublishVirtuoso(datasourceInterface);
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break;
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default: throw new ParthenosPublisherException("Target "+target+" not supported yet");
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}
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return res;
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}
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private void publishVirtuoso(final String record) throws ParthenosPublisherException {
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log.debug("Publishing on virtuoso");
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VirtuosoClient virtuosoClient = this.virtuosoClientFactory.getVirtuosoClient();
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virtuosoClient.feed(record);
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}
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private void publishJRR(final String record)
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throws ParthenosPublisherException, IOException, URISyntaxException, InterruptedException {
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log.debug("Publishing on JRR (registry and catalogue)");
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jrrPublisher.register(record);
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}
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private int unpublishJRR(final String datasourceInterface){
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//TODO: for this to work we have to add somewhere the information about the dsInterface from which the resource was initially collected
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//Note that this method might not be a good idea if we want to keep the uuid and only update the facets/rels
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//maybe it is worth to implement the incremental in the ResourceRegistrator. We slow down things, but it may be worthy...
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log.debug("Unpublishing from registry "+datasourceInterface);
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//TODO: implement me
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throw new UnsupportedOperationException("Not implemented yet");
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}
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private long unpublishVirtuoso(final String datasourceInterface) {
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log.info("Unpublishing from virtuoso "+datasourceInterface);
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VirtuosoClient virtuosoClient = this.virtuosoClientFactory.getVirtuosoClient();
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long deletedTriples = virtuosoClient.drop(datasourceInterface);
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log.info("# triples deleted for "+datasourceInterface+": "+deletedTriples);
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return deletedTriples;
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}
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public int dropRegistry(final int bulkSize) throws ParthenosPublisherException {
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log.debug("Dropping JRR");
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return jrrPublisher.purgeFromCatalogue(bulkSize);
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}
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}
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