forked from D-Net/dnet-hadoop
84 lines
3.0 KiB
Java
84 lines
3.0 KiB
Java
|
|
package eu.dnetlib.dhp.broker.oa;
|
|
|
|
import static eu.dnetlib.dhp.common.SparkSessionSupport.runWithSparkSession;
|
|
|
|
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.SparkSession;
|
|
import org.apache.spark.util.LongAccumulator;
|
|
import org.slf4j.Logger;
|
|
import org.slf4j.LoggerFactory;
|
|
|
|
import eu.dnetlib.broker.objects.OaBrokerMainEntity;
|
|
import eu.dnetlib.dhp.application.ArgumentApplicationParser;
|
|
import eu.dnetlib.dhp.broker.oa.util.ClusterUtils;
|
|
import eu.dnetlib.dhp.broker.oa.util.ConversionUtils;
|
|
import eu.dnetlib.dhp.schema.oaf.OtherResearchProduct;
|
|
import eu.dnetlib.dhp.schema.oaf.Publication;
|
|
import eu.dnetlib.dhp.schema.oaf.Result;
|
|
import eu.dnetlib.dhp.schema.oaf.Software;
|
|
|
|
public class PrepareSimpleEntititiesJob {
|
|
|
|
private static final Logger log = LoggerFactory.getLogger(PrepareSimpleEntititiesJob.class);
|
|
|
|
public static void main(final String[] args) throws Exception {
|
|
final ArgumentApplicationParser parser = new ArgumentApplicationParser(
|
|
IOUtils
|
|
.toString(
|
|
PrepareSimpleEntititiesJob.class
|
|
.getResourceAsStream("/eu/dnetlib/dhp/broker/oa/common_params.json")));
|
|
parser.parseArgument(args);
|
|
|
|
final Boolean isSparkSessionManaged = Optional
|
|
.ofNullable(parser.get("isSparkSessionManaged"))
|
|
.map(Boolean::valueOf)
|
|
.orElse(Boolean.TRUE);
|
|
log.info("isSparkSessionManaged: {}", isSparkSessionManaged);
|
|
|
|
final String graphPath = parser.get("graphPath");
|
|
log.info("graphPath: {}", graphPath);
|
|
|
|
final String workingDir = parser.get("workingDir");
|
|
log.info("workingDir: {}", workingDir);
|
|
|
|
final String simpleEntitiesPath = workingDir + "/simpleEntities";
|
|
log.info("simpleEntitiesPath: {}", simpleEntitiesPath);
|
|
|
|
final SparkConf conf = new SparkConf();
|
|
|
|
runWithSparkSession(conf, isSparkSessionManaged, spark -> {
|
|
|
|
ClusterUtils.removeDir(spark, simpleEntitiesPath);
|
|
|
|
final LongAccumulator total = spark.sparkContext().longAccumulator("total_entities");
|
|
|
|
final Dataset<OaBrokerMainEntity> dataset = prepareSimpleEntities(spark, graphPath, Publication.class)
|
|
.union(prepareSimpleEntities(spark, graphPath, eu.dnetlib.dhp.schema.oaf.Dataset.class))
|
|
.union(prepareSimpleEntities(spark, graphPath, Software.class))
|
|
.union(prepareSimpleEntities(spark, graphPath, OtherResearchProduct.class));
|
|
|
|
ClusterUtils.save(dataset, simpleEntitiesPath, OaBrokerMainEntity.class, total);
|
|
});
|
|
|
|
}
|
|
|
|
private static <SRC extends Result> Dataset<OaBrokerMainEntity> prepareSimpleEntities(
|
|
final SparkSession spark,
|
|
final String graphPath,
|
|
final Class<SRC> sourceClass) {
|
|
|
|
return ClusterUtils
|
|
.readPath(spark, graphPath + "/" + sourceClass.getSimpleName().toLowerCase(), sourceClass)
|
|
.filter(r -> !ClusterUtils.isDedupRoot(r.getId()))
|
|
.filter(r -> r.getDataInfo().getDeletedbyinference())
|
|
.map(ConversionUtils::oafResultToBrokerResult, Encoders.bean(OaBrokerMainEntity.class));
|
|
}
|
|
|
|
}
|