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package eu.dnetlib.oai.actions;
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import javax.xml.transform.TransformerFactory;
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import com.google.common.collect.Iterables;
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import eu.dnetlib.enabling.resultset.client.ResultSetClient;
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import eu.dnetlib.enabling.tools.blackboard.BlackboardJob;
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import eu.dnetlib.enabling.tools.blackboard.BlackboardServerHandler;
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import eu.dnetlib.miscutils.functional.xml.ApplyXslt;
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import eu.dnetlib.oai.sync.OAIStoreSynchronizer;
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import eu.dnetlib.oai.utils.OAIParameterNames;
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import eu.dnetlib.rmi.common.ResultSet;
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import eu.dnetlib.utils.MetadataReference;
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import eu.dnetlib.utils.MetadataReferenceFactory;
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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.core.io.ClassPathResource;
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public class SyncAction extends AbstractOAIStoreAction {
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private static final Log log = LogFactory.getLog(SyncAction.class); // NOPMD by marko on 11/24/08 5:02 PM
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org.springframework.core.io.Resource dmfXsltResource = new ClassPathResource("/eu/dnetlib/oai/xslt/addDMFBlock.xslt");
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@Autowired
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private OAIStoreSynchronizer synchronizer;
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@Autowired
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private ResultSetClient resultSetClient;
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@Autowired
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private TransformerFactory saxonTransformerFactory;
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@Override
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public void execute(final BlackboardServerHandler handler, final BlackboardJob job) throws Exception {
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if(log.isDebugEnabled()) {
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log.debug("Job parameters:");
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job.getParameters().forEach((k, v) -> log.debug("Name : " + k + " Value : " + v));
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}
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String epr = job.getParameters().get(OAIParameterNames.OAI_SYNC_EPR);
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String recordSource = job.getParameters().get(OAIParameterNames.OAI_SOURCE);
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boolean alwaysNewRecord = Boolean.valueOf(job.getParameters().get(OAIParameterNames.OAI_ALWAYS_NEW_RECORD));
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final String dbName = job.getParameters().get(OAIParameterNames.OAI_DB);
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final String collectionName = job.getParameters().get(OAIParameterNames.OAI_COLLECTON);
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final MetadataReference mdRef = MetadataReferenceFactory.decode(collectionName, MDREF_SEPARATOR);
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final ResultSet<?> rs = ResultSet.fromJson(epr);
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log.info("Synchronizing content for oai on db " + dbName + " for metadata format: " + mdRef);
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Iterable<String> records = resultSetClient.iter(rs, String.class);
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// in case of DMF there is no "hat element" after oai:metadata: we must add it or the OAI-PMH export will only contain the first
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// element inside oai:metadata.
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if (mdRef.getFormat().equalsIgnoreCase("DMF") || mdRef.getFormat().equalsIgnoreCase("PMF")) {
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records = addDMFBlock(records);
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}
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this.synchronizer.synchronize(records, mdRef, recordSource, dbName, alwaysNewRecord, () -> {
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handler.done(job);
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return null;
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}, () -> {
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handler.failed(job, new Exception("Error during OAI synchronization on db " + dbName));
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return null;
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});
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}
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protected Iterable<String> addDMFBlock(final Iterable<String> input) {
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final ApplyXslt addDMFBlockXslt = new ApplyXslt(dmfXsltResource, saxonTransformerFactory);
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return Iterables.transform(input, addDMFBlockXslt::apply);
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}
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public OAIStoreSynchronizer getSynchronizer() {
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return synchronizer;
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}
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public void setSynchronizer(final OAIStoreSynchronizer synchronizer) {
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this.synchronizer = synchronizer;
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}
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}
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