Github user jkbradley commented on a diff in the pull request:
https://github.com/apache/spark/pull/21081#discussion_r183796459
--- Diff: mllib/src/main/scala/org/apache/spark/ml/clustering/KMeans.scala
---
@@ -86,13 +86,23 @@ private[clustering] trait KMeansParams extends Params
with HasMaxIter with HasFe
@Since("1.5.0")
def getInitSteps: Int = $(initSteps)
+ /**
+ * Validates the input schema.
+ * @param schema input schema
+ */
+ private[clustering] def validateSchema(schema: StructType): Unit = {
+ val typeCandidates = List( new VectorUDT,
+ new ArrayType(DoubleType, false),
+ new ArrayType(FloatType, false))
+ SchemaUtils.checkColumnTypes(schema, $(featuresCol), typeCandidates)
+ }
/**
--- End diff --
Ping: There needs to be a newline between the "}" of the previous method
and the "/**" Scaladoc of the next method. Please start checking for this.
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