84 lines
2.6 KiB
Java
84 lines
2.6 KiB
Java
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package eu.dnetlib.dhp.oa.graph.dump.eosc;
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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.Optional;
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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.FilterFunction;
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import org.apache.spark.sql.Dataset;
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import org.apache.spark.sql.SparkSession;
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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.Utils;
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import eu.dnetlib.dhp.oa.model.graph.GraphResult;
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import eu.dnetlib.dhp.schema.oaf.Relation;
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/**
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* @author miriam.baglioni
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* @Date 27/07/22
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*/
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public class SelectEoscRelationsStep2 implements Serializable {
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private static final Logger log = LoggerFactory.getLogger(SelectEoscRelationsStep2.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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SelectEoscRelationsStep2.class
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.getResourceAsStream(
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"/eu/dnetlib/dhp/oa/graph/dump/reletion_selection_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 resultPath = parser.get("resultPath");
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log.info("resultPath: {}", resultPath);
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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, resultPath + "/relation");
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selectRelations(spark, inputPath, resultPath + "/relation", resultPath);
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});
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}
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private static void selectRelations(SparkSession spark, String inputPath, String outputPath, String resultPath) {
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Dataset<GraphResult> results = Utils
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.readPath(spark, resultPath + "/publication", GraphResult.class)
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.union(
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Utils
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.readPath(spark, resultPath + "/dataset", GraphResult.class))
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.union(
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Utils
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.readPath(spark, resultPath + "/software", GraphResult.class))
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.union(
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Utils
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.readPath(spark, resultPath + "/otherresearchproduct", GraphResult.class));
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Dataset<Relation> relations = Utils
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.readPath(spark, inputPath + "/relation", Relation.class)
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.filter(
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(FilterFunction<Relation>) r -> !r.getDataInfo().getDeletedbyinference() &&
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!r.getDataInfo().getInvisible());
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}
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}
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