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dnet-hadoop
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reformat code

This commit is contained in:
Sandro La Bruzzo 2020-03-27 15:11:34 +01:00
parent a4b6a51168
commit 7cef698f36
2 changed files with 27 additions and 15 deletions
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3
dhp-workflows/dhp-dedup-scholexplorer/src/main/java/eu/dnetlib/dedup/SparkCreateConnectedComponent.java
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@ -74,6 +74,7 @@ public class SparkCreateConnectedComponent {
} }
public static long getHashcode(final String id) { public static long getHashcode(final String id) {
return Hashing.murmur3_128().hashUnencodedChars(id).asLong(); return Hashing.murmur3_128().hashString(id).asLong();
} }
} }

39
dhp-workflows/dhp-graph-provision-scholexplorer/src/main/java/eu/dnetlib/dhp/provision/DatasetJoiner.scala
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@ -8,22 +8,33 @@ object DatasetJoiner {
def startJoin(spark: SparkSession, relPath:String, targetPath:String) { def startJoin(spark: SparkSession, relPath:String, targetPath:String) {
val relation = spark.read.load(relPath) val relation = spark.read.load(relPath)
val relatedPublication = relation.where("target like '50%'").groupBy("source").agg(count("target").as("publication")).select(col("source"). alias("p_source"), col("publication")) val relatedPublication = relation
val relatedDataset = relation.where("target like '60%'").groupBy("source").agg(count("target").as("dataset")).select(col("source"). alias("d_source"), col("dataset")) .where("target like '50%'")
val relatedUnknown = relation.where("target like '70%'").groupBy("source").agg(count("target").as("unknown")).select(col("source"). alias("u_source"), col("unknown")) .groupBy("source")
.agg(count("target").as("publication"))
.select(col("source"). alias("p_source"), col("publication"))
val relatedDataset = relation
.where("target like '60%'")
.groupBy("source")
.agg(count("target").as("dataset"))
.select(col("source"). alias("d_source"), col("dataset"))
val relatedUnknown = relation
.where("target like '70%'")
.groupBy("source")
.agg(count("target").as("unknown"))
.select(col("source"). alias("u_source"), col("unknown"))
val firstJoin = relatedPublication val firstJoin = relatedPublication
.join(relatedDataset,col("p_source").equalTo(col("d_source")),"full") .join(relatedDataset,col("p_source").equalTo(col("d_source")),"full")
.select(coalesce(col("p_source"), col("d_source")).alias("id"), .select( coalesce( col("p_source"), col("d_source")).alias("id"),
col("publication"), col("publication"),
col("dataset")) col("dataset"))
.join(relatedUnknown, col("u_source").equalTo(col("id")),"full") .join(relatedUnknown, col("u_source").equalTo(col("id")),"full")
.select(coalesce(col("u_source"), col("id")).alias("source"), .select( coalesce(col("u_source"), col("id")).alias("source"),
coalesce(col("publication"),lit(0)).alias("relatedPublication"), coalesce(col("publication"),lit(0)).alias("relatedPublication"),
coalesce(col("dataset"),lit(0)).alias("relatedDataset"), coalesce(col("dataset"),lit(0)).alias("relatedDataset"),
coalesce(col("unknown"),lit(0)).alias("relatedUnknown") coalesce(col("unknown"),lit(0)).alias("relatedUnknown")
) )
firstJoin.write.mode("overwrite").save(targetPath) firstJoin.write.mode("overwrite").save(targetPath)
} }
} }