override def eval()

in src/main/scala/org/apache/spark/sql/datasketches/theta/aggregate/ThetaSketchAggBuild.scala [159:164]


  override def eval(wrapper: ThetaSketchWrapper): Any = {
    val result = wrapper.serialize()
    if (result != null) return result
    if (nullable) return null
    UpdateSketch.builder().setSeed(seed).build().compact().toByteArrayCompressed()
  }