forked from D-Net/dnet-hadoop
47 lines
1.9 KiB
Scala
47 lines
1.9 KiB
Scala
package eu.dnetlib.dhp.actionmanager.datacite
|
|
|
|
import eu.dnetlib.dhp.application.ArgumentApplicationParser
|
|
import eu.dnetlib.dhp.common.vocabulary.VocabularyGroup
|
|
import eu.dnetlib.dhp.schema.mdstore.MetadataRecord
|
|
import eu.dnetlib.dhp.schema.oaf.Oaf
|
|
import eu.dnetlib.dhp.utils.ISLookupClientFactory
|
|
import org.apache.spark.SparkConf
|
|
import org.apache.spark.sql.{Encoder, Encoders, SaveMode, SparkSession}
|
|
import org.slf4j.{Logger, LoggerFactory}
|
|
|
|
import scala.io.Source
|
|
|
|
object GenerateDataciteDatasetSpark {
|
|
|
|
val log: Logger = LoggerFactory.getLogger(GenerateDataciteDatasetSpark.getClass)
|
|
|
|
def main(args: Array[String]): Unit = {
|
|
val conf = new SparkConf
|
|
val parser = new ArgumentApplicationParser(Source.fromInputStream(getClass.getResourceAsStream("/eu/dnetlib/dhp/actionmanager/datacite/generate_dataset_params.json")).mkString)
|
|
parser.parseArgument(args)
|
|
val master = parser.get("master")
|
|
val sourcePath = parser.get("sourcePath")
|
|
val targetPath = parser.get("targetPath")
|
|
val isLookupUrl: String = parser.get("isLookupUrl")
|
|
log.info("isLookupUrl: {}", isLookupUrl)
|
|
|
|
val isLookupService = ISLookupClientFactory.getLookUpService(isLookupUrl)
|
|
val vocabularies = VocabularyGroup.loadVocsFromIS(isLookupService)
|
|
val spark: SparkSession = SparkSession.builder().config(conf)
|
|
.appName(GenerateDataciteDatasetSpark.getClass.getSimpleName)
|
|
.master(master)
|
|
.getOrCreate()
|
|
|
|
implicit val mrEncoder: Encoder[MetadataRecord] = Encoders.kryo[MetadataRecord]
|
|
|
|
implicit val resEncoder: Encoder[Oaf] = Encoders.kryo[Oaf]
|
|
|
|
import spark.implicits._
|
|
|
|
spark.read.load(sourcePath).as[DataciteType]
|
|
.filter(d => d.isActive)
|
|
.flatMap(d => DataciteToOAFTransformation.generateOAF(d.json, d.timestamp, d.timestamp, vocabularies))
|
|
.filter(d => d != null)
|
|
.write.mode(SaveMode.Overwrite).save(targetPath)
|
|
}
|
|
} |