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package eu.dnetlib.oai.sync;
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import java.util.concurrent.Callable;
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import eu.dnetlib.oai.conf.OAIConfigurationExistReader;
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import eu.dnetlib.oai.mongo.MongoPublisherStore;
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import eu.dnetlib.oai.mongo.MongoPublisherStoreDAO;
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import eu.dnetlib.rmi.provision.OaiPublisherException;
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import eu.dnetlib.rmi.provision.OaiPublisherRuntimeException;
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import eu.dnetlib.utils.MetadataReference;
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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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public class OAIStoreSynchronizer {
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private static final Log log = LogFactory.getLog(OAIStoreSynchronizer.class); // NOPMD by marko on 11/24/08 5:02 PM
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/**
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* OAI Publisher configuration.
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*/
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@Autowired
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private OAIConfigurationExistReader configuration;
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@Autowired
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private MongoPublisherStoreDAO publisherStoreDAO;
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public void synchronize(final Iterable<String> records,
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final MetadataReference sourceMetadataFormat,
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final String recordSource,
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final String dbName,
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final boolean alwaysNewRecord,
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final Callable<?> callback,
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final Callable<?> failCallback) {
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try {
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log.fatal("Synchronizing content for source metadata format " + sourceMetadataFormat);
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MongoPublisherStore store = this.getStore(sourceMetadataFormat, dbName, alwaysNewRecord);
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int count = store.feed(records, recordSource);
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log.info("Content synchronized: store " + sourceMetadataFormat + " fed with " + count + " records");
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executeCallback(callback);
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} catch (Exception e) {
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log.error(e);
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executeCallback(failCallback);
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}
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}
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/**
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* Gets the OAI store for the given source metadata format. If the store does not exists, then a new one is created.
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*
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* @param mdRef MDFInfo about the metadata format of the store to get
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* @return a MongoPublisherStore instance
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*/
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private MongoPublisherStore getStore(final MetadataReference mdRef, final String dbName, final boolean alwaysNewRecord) {
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this.publisherStoreDAO.setAlwaysNewRecord(alwaysNewRecord);
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MongoPublisherStore store = this.publisherStoreDAO.getStore(mdRef.getFormat(), mdRef.getInterpretation(), mdRef.getLayout(), dbName);
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if (store == null) {
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log.debug("Creating store for metadata format: \n" + mdRef + " in db: " + dbName);
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try {
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store = this.publisherStoreDAO.createStore(mdRef.getFormat(), mdRef.getInterpretation(), mdRef.getLayout(), dbName);
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log.debug("Created store with id: " + store.getId());
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} catch (OaiPublisherException e) {
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throw new OaiPublisherRuntimeException(e);
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}
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}
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return store;
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}
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protected void executeCallback(final Callable<?> callback) {
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if (callback != null) {
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try {
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callback.call();
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} catch (Exception e) {
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log.error("Error executing callback", e);
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}
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}
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}
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public OAIConfigurationExistReader getConfiguration() {
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return configuration;
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}
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public void setConfiguration(final OAIConfigurationExistReader configuration) {
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this.configuration = configuration;
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}
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public MongoPublisherStoreDAO getPublisherStoreDAO() {
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return publisherStoreDAO;
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}
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public void setPublisherStoreDAO(final MongoPublisherStoreDAO publisherStoreDAO) {
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this.publisherStoreDAO = publisherStoreDAO;
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}
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}
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