81 lines
2.4 KiB
Java
81 lines
2.4 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 javax.rmi.CORBA.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.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.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import com.google.gson.Gson;
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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.schema.dump.oaf.KeyValue;
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import eu.dnetlib.dhp.schema.oaf.Result;
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public class SparkCollectPreparedInfo implements Serializable {
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private static final Logger log = LoggerFactory.getLogger(SparkCollectPreparedInfo.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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SparkCollectPreparedInfo.class
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.getResourceAsStream(
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"/eu/dnetlib/dhp/oa/graph/dump_pid/input_collectandsave.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("preparedInfoPath");
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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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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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collectAndSave(spark, inputPath, outputPath);
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});
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}
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private static void collectAndSave(SparkSession spark, String inputPath, String outputPath) {
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Utils
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.readPath(spark, inputPath + "/publication", ResultPidsList.class)
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.union(Utils.readPath(spark, inputPath + "/dataset", ResultPidsList.class))
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.union(Utils.readPath(spark, inputPath + "/software", ResultPidsList.class))
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.union(Utils.readPath(spark, inputPath + "/otherresearchproduct", ResultPidsList.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);
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}
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}
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