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• TransformerArrayParam.scala

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com.microsoft.ml.spark.core.serialize.params.TransformerArrayParam.scala Maven / Gradle / Ivy

// Copyright (C) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License. See LICENSE in project root for information.

package org.apache.spark.ml.param

import com.microsoft.ml.spark.core.serialize.ComplexParam
import org.apache.spark.ml.Transformer

import scala.collection.JavaConverters._

/** Param for Array of Models. */
class TransformerArrayParam(parent: Params, name: String, doc: String, isValid: Array[Transformer] => Boolean)
  extends ComplexParam[Array[Transformer]](parent, name, doc, isValid) {

    def this(parent: Params, name: String, doc: String) =
      this(parent, name, doc, ParamValidators.alwaysTrue)

    /** Creates a param pair with the given value (for Java). */
    def w(value: java.util.List[Transformer]): ParamPair[Array[Transformer]] = w(value.asScala.toArray)

  }