org.apache.spark.ml.HasInputColsTransformer.scala Maven / Gradle / Ivy

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
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package org.apache.spark.ml

import org.apache.spark.ml.param.shared.{HasOutputCol, HasInputCols}
import org.apache.spark.ml.util.{DefaultParamsReader, DefaultParamsWritable}

/** Shim to allow access to Spark's private[ml] traits HasInputCols and HasOutputCol */
abstract class HasInputColsTransformer extends Transformer with HasInputCols with HasOutputCol with DefaultParamsWritable { }

class TransformerParamsReader[T] extends DefaultParamsReader[T] {
  // just to expose the private[ml] stuff
}