Trait

org.apache.flink.streaming.api.scala.function

AllWindowFunction

Related Doc: package function

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trait AllWindowFunction[IN, OUT, W <: Window] extends Function with Serializable

Base interface for functions that are evaluated over non-grouped windows, i.e., windows over all stream partitions.

IN

The type of the input value.

OUT

The type of the output value.

Annotations
@Public()
Linear Supertypes
Function, Serializable, AnyRef, Any
Known Subclasses
RichAllWindowFunction
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  1. AllWindowFunction
  2. Function
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Abstract Value Members

  1. abstract def apply(window: W, input: Iterable[IN], out: Collector[OUT]): Unit

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    Evaluates the window and outputs none or several elements.

    Evaluates the window and outputs none or several elements.

    window

    The window that is being evaluated.

    input

    The elements in the window being evaluated.

    out

    A collector for emitting elements.

    Exceptions thrown

    Exception The function may throw exceptions to fail the program and trigger recovery.

Concrete 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. final def asInstanceOf[T0]: T0

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  5. def clone(): AnyRef

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    protected[java.lang]
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    @throws( ... )

  6. final def eq(arg0: AnyRef): Boolean

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  7. def equals(arg0: Any): Boolean

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  8. def finalize(): Unit

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    protected[java.lang]
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    @throws( classOf[java.lang.Throwable] )

  9. final def getClass(): Class[_]

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  10. def hashCode(): Int

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  11. final def isInstanceOf[T0]: Boolean

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

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Inherited from Function

Inherited from Serializable

Inherited from AnyRef

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