Class

org.apache.gearpump.partitioner

ShuffleGroupingPartitioner

Related Doc: package partitioner

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class ShuffleGroupingPartitioner extends UnicastPartitioner

The idea of ShuffleGroupingPartitioner is derived from Storm. Messages are randomly distributed across the downstream's tasks in a way such that each task is guaranteed to get an equal number of messages.

Linear Supertypes
UnicastPartitioner, Partitioner, Serializable, Serializable, AnyRef, Any
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Inherited
  1. ShuffleGroupingPartitioner
  2. UnicastPartitioner
  3. Partitioner
  4. Serializable
  5. Serializable
  6. AnyRef
  7. Any
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Visibility
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Instance Constructors

  1. new ShuffleGroupingPartitioner()

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Value Members

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

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    Definition Classes
    AnyRef → Any

  2. final def ##(): Int

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    Definition Classes
    AnyRef → Any

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

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    AnyRef → Any

  4. final def asInstanceOf[T0]: T0

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    Any

  5. def clone(): AnyRef

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

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

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    AnyRef

  7. def equals(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any

  8. def finalize(): Unit

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )

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

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    Definition Classes
    AnyRef → Any

  10. def getPartition(msg: Message, partitionNum: Int, currentPartitionId: Int): Int

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    Gets the SINGLE downstream processor task index to send message to.

    Gets the SINGLE downstream processor task index to send message to.

    msg

    Message you want to send

    partitionNum

    How many tasks does the downstream processor have.

    returns

    ONE task index of downstream processor.

    Definition Classes
    ShuffleGroupingPartitioner → UnicastPartitioner

  11. def getPartition(msg: Message, partitionNum: Int): Int

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    Definition Classes
    UnicastPartitioner

  12. def hashCode(): Int

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    Definition Classes
    AnyRef → Any

  13. final def isInstanceOf[T0]: Boolean

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    Definition Classes
    Any

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

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    Definition Classes
    AnyRef

  15. final def notify(): Unit

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    Definition Classes
    AnyRef

  16. final def notifyAll(): Unit

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    AnyRef

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

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    AnyRef

  18. def toString(): String

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  19. final def wait(): Unit

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    AnyRef
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    @throws( ... )

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

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    AnyRef
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    @throws( ... )

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

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    Definition Classes
    AnyRef
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    @throws( ... )

Inherited from UnicastPartitioner

Inherited from Partitioner

Inherited from Serializable

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

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