species-products-discovery/src/main/java/org/gcube/data/spd/manager/search/workers/SynonymsRetriever.java

44 lines
1.4 KiB
Java

package org.gcube.data.spd.manager.search.workers;
import org.gcube.data.spd.exception.MaxRetriesReachedException;
import org.gcube.data.spd.manager.search.Worker;
import org.gcube.data.spd.model.exceptions.ExternalRepositoryException;
import org.gcube.data.spd.model.exceptions.StreamBlockingException;
import org.gcube.data.spd.plugin.fwk.AbstractPlugin;
import org.gcube.data.spd.plugin.fwk.writers.ClosableWriter;
import org.gcube.data.spd.plugin.fwk.writers.ObjectWriter;
import org.gcube.data.spd.utils.QueryRetryCall;
import org.gcube.data.spd.utils.VOID;
public class SynonymsRetriever extends Worker<String, String> {
private AbstractPlugin plugin;
public SynonymsRetriever(ClosableWriter<String> writer,AbstractPlugin plugin) {
super(writer);
this.plugin = plugin;
}
@Override
protected void execute(final String input, final ObjectWriter<String> outputWriter) {
logger.debug("executing expander for "+input+" in plugin "+plugin.getRepositoryName());
outputWriter.write(input);
try {
new QueryRetryCall() {
@Override
protected VOID execute() throws ExternalRepositoryException {
plugin.getExpansionInterface().getSynonyms(outputWriter, input);
return VOID.instance();
}
}.call();
} catch (MaxRetriesReachedException e) {
logger.error("error retrieving synonyms",e);
outputWriter.write(new StreamBlockingException(plugin.getRepositoryName()));
}
}
}