45 lines
1.7 KiB
Scala
45 lines
1.7 KiB
Scala
package eu.dnetlib.doiboost.orcid
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import eu.dnetlib.dhp.application.ArgumentApplicationParser
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import eu.dnetlib.dhp.schema.oaf.Publication
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import eu.dnetlib.doiboost.mag.ConversionUtil
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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.rdd.RDD
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import org.apache.spark.sql.{Dataset, Encoder, Encoders, SaveMode, SparkSession}
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import org.slf4j.{Logger, LoggerFactory}
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object SparkConvertORCIDToOAF {
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def main(args: Array[String]): Unit = {
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val logger: Logger = LoggerFactory.getLogger(SparkConvertORCIDToOAF.getClass)
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val conf: SparkConf = new SparkConf()
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val parser = new ArgumentApplicationParser(IOUtils.toString(SparkConvertORCIDToOAF.getClass.getResourceAsStream("/eu/dnetlib/dhp/doiboost/convert_map_to_oaf_params.json")))
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parser.parseArgument(args)
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val spark: SparkSession =
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SparkSession
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.builder()
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.config(conf)
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.appName(getClass.getSimpleName)
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.master(parser.get("master")).getOrCreate()
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implicit val mapEncoderPubs: Encoder[Publication] = Encoders.kryo[Publication]
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implicit val tupleForJoinEncoder: Encoder[(String, Publication)] = Encoders.tuple(Encoders.STRING, mapEncoderPubs)
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import spark.implicits._
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val sourcePath = parser.get("sourcePath")
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val targetPath = parser.get("targetPath")
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val dataset:Dataset[ORCIDElement] = spark.read.json(sourcePath).as[ORCIDElement]
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logger.info("Converting ORCID to OAF")
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val d:RDD[Publication] = dataset.map(o => ORCIDToOAF.convertTOOAF(o)).filter(p=>p!=null).map(p=>(p.getId,p)).rdd.reduceByKey(ConversionUtil.mergePublication)
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.map(_._2)
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spark.createDataset(d).as[Publication].write.mode(SaveMode.Overwrite).save(targetPath)
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}
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}
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