119 lines
4.3 KiB
Java
119 lines
4.3 KiB
Java
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package eu.dnetlib.dhp.oa.dedup;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Optional;
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import eu.dnetlib.dhp.schema.oaf.KeyValue;
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import eu.dnetlib.dhp.schema.oaf.Qualifier;
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import eu.dnetlib.pace.config.DedupConfig;
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import org.apache.commons.io.IOUtils;
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import org.apache.spark.SparkConf;
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import org.apache.spark.api.java.JavaRDD;
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import org.apache.spark.api.java.function.MapFunction;
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import org.apache.spark.sql.Encoders;
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import org.apache.spark.sql.SaveMode;
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import org.apache.spark.sql.SparkSession;
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import org.dom4j.DocumentException;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import eu.dnetlib.dhp.application.ArgumentApplicationParser;
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import eu.dnetlib.dhp.schema.oaf.DataInfo;
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import eu.dnetlib.dhp.schema.oaf.Relation;
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import eu.dnetlib.dhp.utils.ISLookupClientFactory;
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import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpException;
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import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpService;
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//copy simrels (verified) from relation to the workdir in order to make them available for the deduplication
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public class SparkCopyOpenorgsSimRels extends AbstractSparkAction {
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private static final Logger log = LoggerFactory.getLogger(SparkCopyOpenorgsMergeRels.class);
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public SparkCopyOpenorgsSimRels(ArgumentApplicationParser parser, SparkSession spark) {
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super(parser, spark);
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}
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public static void main(String[] args) throws Exception {
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ArgumentApplicationParser parser = new ArgumentApplicationParser(
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IOUtils
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.toString(
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SparkCopyOpenorgsSimRels.class
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.getResourceAsStream(
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"/eu/dnetlib/dhp/oa/dedup/copyOpenorgsMergeRels_parameters.json")));
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parser.parseArgument(args);
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SparkConf conf = new SparkConf();
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new SparkCopyOpenorgsSimRels(parser, getSparkSession(conf))
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.run(ISLookupClientFactory.getLookUpService(parser.get("isLookUpUrl")));
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}
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@Override
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public void run(ISLookUpService isLookUpService)
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throws DocumentException, IOException, ISLookUpException {
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// read oozie parameters
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final String graphBasePath = parser.get("graphBasePath");
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final String actionSetId = parser.get("actionSetId");
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final String workingPath = parser.get("workingPath");
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final int numPartitions = Optional
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.ofNullable(parser.get("numPartitions"))
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.map(Integer::valueOf)
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.orElse(NUM_PARTITIONS);
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log.info("numPartitions: '{}'", numPartitions);
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log.info("graphBasePath: '{}'", graphBasePath);
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log.info("actionSetId: '{}'", actionSetId);
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log.info("workingPath: '{}'", workingPath);
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log.info("Copying OpenOrgs SimRels");
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final String outputPath = DedupUtility.createSimRelPath(workingPath, actionSetId, "organization");
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removeOutputDir(spark, outputPath);
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final String relationPath = DedupUtility.createEntityPath(graphBasePath, "relation");
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JavaRDD<Relation> rawRels = spark
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.read()
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.textFile(relationPath)
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.map(patchRelFn(), Encoders.bean(Relation.class))
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.toJavaRDD()
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.filter(this::isOpenorgs)
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.filter(this::filterOpenorgsRels);
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save(spark.createDataset(rawRels.rdd(),Encoders.bean(Relation.class)), outputPath, SaveMode.Append);
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}
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private static MapFunction<String, Relation> patchRelFn() {
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return value -> {
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final Relation rel = OBJECT_MAPPER.readValue(value, Relation.class);
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if (rel.getDataInfo() == null) {
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rel.setDataInfo(new DataInfo());
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}
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return rel;
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};
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}
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private boolean filterOpenorgsRels(Relation rel) {
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if (rel.getRelClass().equals("isSimilarTo") && rel.getRelType().equals("organizationOrganization") && rel.getSubRelType().equals("dedup"))
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return true;
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return false;
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}
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private boolean isOpenorgs(Relation rel) {
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if (rel.getCollectedfrom() != null) {
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for (KeyValue k: rel.getCollectedfrom()) {
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if (k.getValue().equals("OpenOrgs Database")) {
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return true;
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}
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}
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}
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return false;
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}
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}
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