130 lines
4.5 KiB
Java
130 lines
4.5 KiB
Java
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package eu.dnetlib.dhp.oa.graph.dump.pid;
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import static eu.dnetlib.dhp.common.SparkSessionSupport.runWithSparkSession;
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import java.io.Serializable;
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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 java.util.stream.Collectors;
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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.function.FlatMapFunction;
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import org.apache.spark.sql.Dataset;
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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.oa.graph.dump.Constants;
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import eu.dnetlib.dhp.oa.graph.dump.Utils;
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import eu.dnetlib.dhp.schema.common.ModelConstants;
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import eu.dnetlib.dhp.schema.dump.oaf.KeyValue;
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import eu.dnetlib.dhp.schema.oaf.Project;
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import eu.dnetlib.dhp.schema.oaf.Relation;
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import scala.Tuple2;
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public class SparkDumpResultProjectRelation implements Serializable {
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private static final Logger log = LoggerFactory.getLogger(SparkDumpResultProjectRelation.class);
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public static void main(String[] args) throws Exception {
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String jsonConfiguration = IOUtils
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.toString(
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SparkDumpResultProjectRelation.class
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.getResourceAsStream(
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"/eu/dnetlib/dhp/oa/graph/dump_pid/input_dump_projectrels.json"));
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final ArgumentApplicationParser parser = new ArgumentApplicationParser(jsonConfiguration);
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parser.parseArgument(args);
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Boolean isSparkSessionManaged = Optional
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.ofNullable(parser.get("isSparkSessionManaged"))
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.map(Boolean::valueOf)
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.orElse(Boolean.TRUE);
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log.info("isSparkSessionManaged: {}", isSparkSessionManaged);
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final String inputPath = parser.get("sourcePath");
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log.info("inputPath: {}", inputPath);
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final String outputPath = parser.get("outputPath");
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log.info("outputPath: {}", outputPath);
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final String resultPidListPath = parser.get("preparedInfoPath");
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SparkConf conf = new SparkConf();
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runWithSparkSession(
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conf,
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isSparkSessionManaged,
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spark -> {
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Utils.removeOutputDir(spark, outputPath);
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dumpResultProjectRelations(spark, inputPath, resultPidListPath, outputPath);
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});
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}
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private static void dumpResultProjectRelations(SparkSession spark, String inputPath, String preparedInfoPath,
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String outputPath) {
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Dataset<Relation> relations = Utils.readPath(spark, inputPath + "/relation", Relation.class);
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Dataset<Project> projects = Utils.readPath(spark, inputPath + "/project", Project.class);
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Dataset<ResultPidsList> resultPid = Utils.readPath(spark, preparedInfoPath, ResultPidsList.class);
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relations.createOrReplaceTempView("relation");
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projects.createOrReplaceTempView("project");
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Dataset<ResultProject> resultProj = spark
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.sql(
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"SELECT source resultId , code, fundingtree.value fundings" +
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"FROM relation r " +
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"JOIN project p " +
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"ON r.target = p.id " +
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"WHERE r.datainfo.deletedbyinference = false " +
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"AND lower(relclass) = '" + ModelConstants.IS_PRODUCED_BY.toLowerCase() + "'")
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.as(Encoders.bean(ResultProject.class));
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resultProj
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.joinWith(resultPid, resultProj.col("resultId").equalTo(resultPid.col("resultId")), "left")
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.flatMap(
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(FlatMapFunction<Tuple2<ResultProject, ResultPidsList>, eu.dnetlib.dhp.schema.dump.oaf.graph.Relation>) value -> {
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List<eu.dnetlib.dhp.schema.dump.oaf.graph.Relation> relList = new ArrayList<>();
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Optional<ResultPidsList> orel = Optional.ofNullable(value._2());
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if (orel.isPresent()) {
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List<String> projList = new ArrayList<>();
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String code = value._1().getCode();
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for (String fund : value._1().getFundings()) {
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projList.add(Utils.getEntity(fund, code).getId());
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}
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List<KeyValue> resList = orel.get().getResultAllowedPids();
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for (int i = 0; i < resList.size(); i++) {
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String pid = resList.get(i).getKey() + ":" + resList.get(i).getValue();
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for (int j = 0; j < projList.size(); j++) {
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relList
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.addAll(
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Utils
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.getRelationPair(
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pid, projList.get(j), Constants.RESULT, Constants.PROJECT,
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ModelConstants.OUTCOME, ModelConstants.IS_PRODUCED_BY,
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ModelConstants.PRODUCES));
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}
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}
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}
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return relList.iterator();
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}, Encoders.bean(eu.dnetlib.dhp.schema.dump.oaf.graph.Relation.class))
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.write()
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.mode(SaveMode.Overwrite)
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.option("compression", "gzip")
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.json(outputPath + "/relationProject");
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}
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}
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