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LouvainExample lost the read parameters #57

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16 changes: 13 additions & 3 deletions angelml/src/main/scala/org/apache/spark/angel/examples/graph/LouvainExample.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -42,13 +42,22 @@ object LouvainExample {
val eps = params.getOrElse("eps", "0.0").toDouble
val bufferSize = params.getOrElse("bufferSize", "1000000").toInt
val isWeighted = params.getOrElse("isWeighted", "false").toBoolean
val srcIndex = params.getOrElse("srcIndex", "0").toInt
val dstIndex = params.getOrElse("dstIndex", "1").toInt
val weightIndex = params.getOrElse("weightIndex", "2").toInt

val psPartitionNum = params.getOrElse("psPartitionNum",
sc.getConf.get("spark.ps.instances", "10")).toInt

val cpDir = params.get("cpDir").filter(_.nonEmpty).orElse(GraphIO.defaultCheckpointDir)
.getOrElse(throw new Exception("checkpoint dir not provided"))
sc.setCheckpointDir(cpDir)

val sep = params.getOrElse("sep", "space") match {
case "space" => " "
case "comma" => ","
case "tab" => "\t"
}

val louvain = new Louvain()
.setPartitionNum(partitionNum)
Expand All @@ -61,10 +70,11 @@ object LouvainExample {
.setBufferSize(bufferSize)
.setIsWeighted(isWeighted)
.setPSPartitionNum(psPartitionNum)
.setSrcNodeIdCol("src")
.setDstNodeIdCol("dst")


val df = GraphIO.load(input, isWeighted = isWeighted)
val df = GraphIO.load(input, isWeighted = isWeighted,
srcIndex = srcIndex, dstIndex = dstIndex,
weightIndex = weightIndex, sep = sep)
val mapping = louvain.transform(df)
GraphIO.save(mapping, output)
stop()
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