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t

org.apache.spark.api.java.function

MapGroupsWithStateFunction

trait MapGroupsWithStateFunction[K, V, S, R] extends Serializable

::Experimental:: Base interface for a map function used in MapGroupsWithStateFunction, org.apache.spark.sql.Encoder, org.apache.spark.sql.Encoder)

Annotations
@Experimental() @Evolving()
Since

2.1.1

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Serializable, AnyRef, Any
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  1. MapGroupsWithStateFunction
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Abstract Value Members

  1. abstract def call(key: K, values: Iterator[V], state: GroupState[S]): R

Concrete Value Members

  1. final def !=(arg0: Any): Boolean
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  2. final def ##: Int
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  4. final def asInstanceOf[T0]: T0
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  5. def clone(): AnyRef
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  8. def finalize(): Unit
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  9. final def getClass(): Class[_ <: AnyRef]
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  10. def hashCode(): Int
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  12. final def ne(arg0: AnyRef): Boolean
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  13. final def notify(): Unit
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  14. final def notifyAll(): Unit
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  15. final def synchronized[T0](arg0: => T0): T0
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  16. def toString(): String
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  17. final def wait(): Unit
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  18. final def wait(arg0: Long, arg1: Int): Unit
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    @throws(classOf[java.lang.InterruptedException])
  19. final def wait(arg0: Long): Unit
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    @throws(classOf[java.lang.InterruptedException]) @native()

Inherited from Serializable

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