forked from D-Net/dnet-hadoop
88 lines
3.0 KiB
Java
88 lines
3.0 KiB
Java
|
|
package eu.dnetlib.dhp.oa.dedup;
|
|
|
|
import java.io.IOException;
|
|
import java.util.Optional;
|
|
|
|
import org.apache.commons.io.IOUtils;
|
|
import org.apache.spark.SparkConf;
|
|
import org.apache.spark.sql.Dataset;
|
|
import org.apache.spark.sql.Encoders;
|
|
import org.apache.spark.sql.SaveMode;
|
|
import org.apache.spark.sql.SparkSession;
|
|
import org.dom4j.DocumentException;
|
|
import org.slf4j.Logger;
|
|
import org.slf4j.LoggerFactory;
|
|
|
|
import eu.dnetlib.dhp.application.ArgumentApplicationParser;
|
|
import eu.dnetlib.dhp.schema.common.ModelConstants;
|
|
import eu.dnetlib.dhp.schema.oaf.Relation;
|
|
import eu.dnetlib.dhp.utils.ISLookupClientFactory;
|
|
import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpException;
|
|
import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpService;
|
|
|
|
//copy simrels (verified) from relation to the workdir in order to make them available for the deduplication
|
|
public class SparkCopyOpenorgsSimRels extends AbstractSparkAction {
|
|
private static final Logger log = LoggerFactory.getLogger(SparkCopyOpenorgsSimRels.class);
|
|
|
|
public SparkCopyOpenorgsSimRels(ArgumentApplicationParser parser, SparkSession spark) {
|
|
super(parser, spark);
|
|
}
|
|
|
|
public static void main(String[] args) throws Exception {
|
|
ArgumentApplicationParser parser = new ArgumentApplicationParser(
|
|
IOUtils
|
|
.toString(
|
|
SparkCopyOpenorgsSimRels.class
|
|
.getResourceAsStream(
|
|
"/eu/dnetlib/dhp/oa/dedup/copyOpenorgsMergeRels_parameters.json")));
|
|
parser.parseArgument(args);
|
|
|
|
SparkConf conf = new SparkConf();
|
|
new SparkCopyOpenorgsSimRels(parser, getSparkSession(conf))
|
|
.run(ISLookupClientFactory.getLookUpService(parser.get("isLookUpUrl")));
|
|
}
|
|
|
|
@Override
|
|
public void run(ISLookUpService isLookUpService)
|
|
throws DocumentException, IOException, ISLookUpException {
|
|
|
|
// read oozie parameters
|
|
final String graphBasePath = parser.get("graphBasePath");
|
|
final String actionSetId = parser.get("actionSetId");
|
|
final String workingPath = parser.get("workingPath");
|
|
final int numPartitions = Optional
|
|
.ofNullable(parser.get("numPartitions"))
|
|
.map(Integer::valueOf)
|
|
.orElse(NUM_PARTITIONS);
|
|
|
|
log.info("numPartitions: '{}'", numPartitions);
|
|
log.info("graphBasePath: '{}'", graphBasePath);
|
|
log.info("actionSetId: '{}'", actionSetId);
|
|
log.info("workingPath: '{}'", workingPath);
|
|
|
|
log.info("Copying OpenOrgs SimRels");
|
|
|
|
final String outputPath = DedupUtility.createSimRelPath(workingPath, actionSetId, "organization");
|
|
|
|
final String relationPath = DedupUtility.createEntityPath(graphBasePath, "relation");
|
|
|
|
Dataset<Relation> rawRels = spark
|
|
.read()
|
|
.textFile(relationPath)
|
|
.map(patchRelFn(), Encoders.bean(Relation.class))
|
|
.filter(this::filterOpenorgsRels);
|
|
|
|
saveParquet(rawRels, outputPath, SaveMode.Append);
|
|
|
|
log.info("Copied {} Similarity Relations", rawRels.count());
|
|
}
|
|
|
|
private boolean filterOpenorgsRels(Relation rel) {
|
|
return rel.getRelClass().equals(ModelConstants.IS_SIMILAR_TO)
|
|
&& rel.getRelType().equals(ModelConstants.ORG_ORG_RELTYPE)
|
|
&& rel.getSubRelType().equals(ModelConstants.DEDUP) && isOpenorgs(rel);
|
|
}
|
|
|
|
}
|