Class/Object

org.apache.spark.sql.custom

ExpressionEvaluator

Related Docs: object ExpressionEvaluator | package custom

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class ExpressionEvaluator[T <: Product, R] extends AnyRef

ExpressionEvaluator can evaluate a Spark SQL expression against a case class

T

class of object the expression should be evaluated on

R

class of expressions expected return type. This might also be set Any, in that case the result type check is omitted and complex datatypes will not be mapped to case classes, as they are not specified.

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Instance Constructors

  1. new ExpressionEvaluator(exprCol: Column)(implicit arg0: scala.reflect.api.JavaUniverse.TypeTag[T], arg1: scala.reflect.api.JavaUniverse.TypeTag[R], classTagR: ClassTag[R])

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    exprCol

    expression to be evaluated as Column object

Value Members

  1. final def !=(arg0: Any): Boolean

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  2. final def ##(): Int

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  3. final def ==(arg0: Any): Boolean

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  4. def apply(v: T): R

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  5. final def asInstanceOf[T0]: T0

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  6. def clone(): AnyRef

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    Attributes
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    @throws( ... )
  7. final def eq(arg0: AnyRef): Boolean

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  8. def equals(arg0: Any): Boolean

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  9. def finalize(): Unit

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    @throws( classOf[java.lang.Throwable] )
  10. final def getClass(): Class[_]

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  11. def hashCode(): Int

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  12. final def isInstanceOf[T0]: Boolean

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  13. final def ne(arg0: AnyRef): Boolean

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  14. final def notify(): Unit

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  15. final def notifyAll(): Unit

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  16. val resultDataType: DataType

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  17. val resultDeserializer: (Any) ⇒ R

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  18. final def synchronized[T0](arg0: ⇒ T0): T0

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  19. def toString(): String

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  20. final def wait(): Unit

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  21. final def wait(arg0: Long, arg1: Int): Unit

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  22. final def wait(arg0: Long): Unit

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