Class

org.apache.gearpump.streaming.dsl.javaapi

JavaStream

Related Doc: package javaapi

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class JavaStream[T] extends AnyRef

Java DSL

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Instance Constructors

  1. new JavaStream(stream: Stream[T])

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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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    Attributes
    protected[java.lang]
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  6. final def eq(arg0: AnyRef): Boolean

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  7. def equals(arg0: Any): Boolean

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  8. def filter(fn: FilterFunction[T], description: String): JavaStream[T]

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    Only keep the messages that FilterFunction returns true.

  9. def finalize(): Unit

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    @throws( classOf[java.lang.Throwable] )
  10. def flatMap[R](fn: FlatMapFunction[T, R], description: String): JavaStream[R]

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    FlatMap on stream

  11. def fold[A](fn: FoldFunction[T, A], description: String): JavaStream[A]

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

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  13. def groupBy[GROUP](fn: GroupByFunction[T, GROUP], parallelism: Int, description: String): JavaStream[T]

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    Group by a stream and turns it to a list of sub-streams.

    Group by a stream and turns it to a list of sub-streams. Operations chained after groupBy applies to sub-streams.

  14. def hashCode(): Int

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  15. final def isInstanceOf[T0]: Boolean

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  16. def log(): Unit

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  17. def map[R](fn: MapFunction[T, R], description: String): JavaStream[R]

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    Map on stream

  18. def merge(other: JavaStream[T], parallelism: Int, description: String): JavaStream[T]

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    Merges streams of same type together

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

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  20. final def notify(): Unit

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  21. final def notifyAll(): Unit

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  22. def process[R](processor: Class[_ <: Task], parallelism: Int, conf: UserConfig, description: String): JavaStream[R]

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    Add a low level Processor to process messages

  23. def reduce(fn: ReduceFunction[T], description: String): JavaStream[T]

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    Does aggregation on the stream

  24. val stream: Stream[T]

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

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  26. def toString(): String

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  27. final def wait(): Unit

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

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

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  30. def window(win: Windows): JavaStream[T]

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