120 lines
4.2 KiB
Java
120 lines
4.2 KiB
Java
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package eu.dnetlib.dhp.oa.graph.dump.funderresults;
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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.*;
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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.MapFunction;
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import org.apache.spark.sql.*;
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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.common.api.zenodo.Community;
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import eu.dnetlib.dhp.oa.graph.dump.ResultMapper;
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import eu.dnetlib.dhp.oa.graph.dump.Utils;
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import eu.dnetlib.dhp.oa.graph.dump.community.CommunityMap;
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import eu.dnetlib.dhp.schema.dump.oaf.community.CommunityResult;
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import eu.dnetlib.dhp.schema.dump.oaf.community.Project;
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import eu.dnetlib.dhp.schema.oaf.Relation;
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import scala.Tuple2;
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/**
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* Preparation of the Project information to be added to the dumped results. For each result associated to at least one
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* Project, a serialization of an instance af ResultProject closs is done. ResultProject contains the resultId, and the
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* list of Projects (as in eu.dnetlib.dhp.schema.dump.oaf.community.Project) it is associated to
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*/
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public class SparkDumpFunderResults implements Serializable {
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private static final Logger log = LoggerFactory.getLogger(SparkDumpFunderResults.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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SparkDumpFunderResults.class
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.getResourceAsStream(
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"/eu/dnetlib/dhp/oa/graph/dump/funder_result_parameters.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 relationPath = parser.get("relationPath");
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log.info("relationPath: {}", relationPath);
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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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writeResultProjectList(spark, inputPath, outputPath, relationPath);
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});
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}
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private static void writeResultProjectList(SparkSession spark, String inputPath, String outputPath,
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String relationPath) {
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Dataset<Relation> relation = Utils
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.readPath(spark, relationPath + "/relation", Relation.class)
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.filter("dataInfo.deletedbyinference = false and relClass = 'isProducedBy'");
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Dataset<CommunityResult> result = Utils
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.readPath(spark, inputPath + "/publication", CommunityResult.class)
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.union(Utils.readPath(spark, inputPath + "/dataset", CommunityResult.class))
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.union(Utils.readPath(spark, inputPath + "/orp", CommunityResult.class))
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.union(Utils.readPath(spark, inputPath + "/software", CommunityResult.class));
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List<String> funderList = relation
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.select("target")
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.map((MapFunction<Row, String>) value -> value.getString(0).substring(0, 15), Encoders.STRING())
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.distinct()
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.collectAsList();
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// Dataset<CommunityResult> results = result
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// .joinWith(relation, result.col("id").equalTo(relation.col("target")), "inner")
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// .map((MapFunction<Tuple2<CommunityResult, Relation>, CommunityResult>) value -> {
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// return value._1();
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// }, Encoders.bean(CommunityResult.class));
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funderList.forEach(funder -> writeFunderResult(funder, result, outputPath));
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}
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private static void writeFunderResult(String funder, Dataset<CommunityResult> results, String outputPath) {
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results.map((MapFunction<CommunityResult, CommunityResult>) r -> {
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if (!Optional.ofNullable(r.getProjects()).isPresent()) {
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return null;
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}
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for (Project p : r.getProjects()) {
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if (p.getId().startsWith(funder)) {
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return r;
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}
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}
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return null;
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}, Encoders.bean(CommunityResult.class))
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.filter(Objects::nonNull)
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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 + "/" + funder);
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}
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}
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