com.ignition.stream

KafkaInput

case class KafkaInput(brokers: Iterable[String], topics: Iterable[String], kafkaProperties: Map[String, String] = ..., field: String = "payload") extends StreamProducer with Product with Serializable

Creates a text stream from Apache Kafka.

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Inherited
  1. KafkaInput
  2. Product
  3. Equals
  4. StreamProducer
  5. StreamStep
  6. Producer
  7. NoInputStep
  8. SingleOutputStep
  9. ConnectionSource
  10. Step
  11. JsonExport
  12. XmlExport
  13. AbstractStep
  14. Serializable
  15. Serializable
  16. AnyRef
  17. Any
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  1. Public
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Instance Constructors

  1. new KafkaInput(brokers: Iterable[String], topics: Iterable[String], kafkaProperties: Map[String, String] = ..., field: String = "payload")

Value Members

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

    Definition Classes
    AnyRef
  2. final def !=(arg0: Any): Boolean

    Definition Classes
    Any
  3. final def ##(): Int

    Definition Classes
    AnyRef → Any
  4. def -->(targets: ConnectionTarget[DataStream, SparkStreamingRuntime]*): Unit

    Definition Classes
    ConnectionSource
  5. def -->(tgt: MultiInputStep[DataStream, SparkStreamingRuntime]): tgt.type

    Definition Classes
    ConnectionSource
  6. def -->(tgt: ConnectionTarget[DataStream, SparkStreamingRuntime]): tgt.type

    Definition Classes
    ConnectionSource
  7. final def ==(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  8. final def ==(arg0: Any): Boolean

    Definition Classes
    Any
  9. def addStepListener(listener: StepListener[DataStream, SparkStreamingRuntime]): Unit

    Registers a new listener.

    Registers a new listener.

    Definition Classes
    Step
  10. def addStreamDataListener(listener: StreamStepDataListener): Unit

    Registers a data listener.

    Registers a data listener.

    Definition Classes
    StreamStep
  11. def allInputsRequired: Boolean

    Specifies if the step should throw an error if one of the inputs is not connected.

    Specifies if the step should throw an error if one of the inputs is not connected.

    Definition Classes
    Step
  12. final def asInstanceOf[T0]: T0

    Definition Classes
    Any
  13. def brokers(hosts: String): KafkaInput

  14. def brokers(hosts: String*): KafkaInput

  15. val brokers: Iterable[String]

  16. def clone(): AnyRef

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  17. def compute(implicit runtime: SparkStreamingRuntime): DataStream

    Attributes
    protected
    Definition Classes
    KafkaInputProducer
  18. def compute(index: Int)(implicit runtime: SparkStreamingRuntime): DataStream

    Triggers listener notification on stream events.

    Triggers listener notification on stream events.

    index

    the output value index.

    Attributes
    protected
    Definition Classes
    StreamStepStep
  19. def ctx(implicit runtime: SparkStreamingRuntime): SQLContext

    Returns the implicit SQLContext.

    Returns the implicit SQLContext.

    Attributes
    protected
    Definition Classes
    StreamStep
  20. final def eq(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  21. final def evaluate(implicit runtime: SparkStreamingRuntime): IndexedSeq[DataStream]

    Evaluates all step's outputs and returns a list of results.

    Evaluates all step's outputs and returns a list of results.

    Definition Classes
    Step
    Annotations
    @throws( classOf[ExecutionException] )
  22. val field: String

  23. def finalize(): Unit

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  24. final def getClass(): Class[_]

    Definition Classes
    AnyRef → Any
  25. val index: Int

    Definition Classes
    SingleOutputStepConnectionSource
  26. val inputCount: Int

    The maximum number of input ports.

    The maximum number of input ports.

    Definition Classes
    NoInputStepStep
  27. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any
  28. val kafkaProperties: Map[String, String]

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

    Definition Classes
    AnyRef
  30. final def notify(): Unit

    Definition Classes
    AnyRef
  31. final def notifyAll(): Unit

    Definition Classes
    AnyRef
  32. def outbounds(index: Int): SingleOutputStep[DataStream, SparkStreamingRuntime]

    Definition Classes
    SingleOutputStep
  33. final def output(implicit runtime: SparkStreamingRuntime): DataStream

    Shortcut for output(0).

    Shortcut for output(0). Computes a step output at index 0.

    Definition Classes
    Step
    Annotations
    @throws( classOf[ExecutionException] )
    Exceptions thrown
    ExecutionException

    in case of an error, or if the step is not connected.

  34. final def output(index: Int)(implicit runtime: SparkStreamingRuntime): DataStream

    Computes a step output value at the specified index.

    Computes a step output value at the specified index.

    index

    the output value index.

    Definition Classes
    Step
    Annotations
    @throws( classOf[ExecutionException] )
    Exceptions thrown
    ExecutionException

    in case of an error, or if the step is not connected.

  35. val outputCount: Int

    The number of output ports.

    The number of output ports.

    Definition Classes
    SingleOutputStepStep
  36. def properties(prop: (String, String)*): KafkaInput

  37. def register(implicit rt: SparkStreamingRuntime): Unit

    Registers the step with the runtime.

    Registers the step with the runtime. Subsequent restarts will keep binding the step to newly created contexts.

    Definition Classes
    StreamStep
  38. def removeStepListener(listener: StepListener[DataStream, SparkStreamingRuntime]): Unit

    Unregisters a listener.

    Unregisters a listener.

    Definition Classes
    Step
  39. def removeStreamDataListener(listener: StreamStepDataListener): Unit

    Unregisters a data listener.

    Unregisters a data listener.

    Definition Classes
    StreamStep
  40. def resetCache(predecessors: Boolean, descendants: Boolean): Unit

    Clears the cache of this step and optionally that of its predecessors and descendants.

    Clears the cache of this step and optionally that of its predecessors and descendants.

    Definition Classes
    Step
  41. def sc(implicit runtime: SparkStreamingRuntime): SparkContext

    Returns the implicit SparkContext.

    Returns the implicit SparkContext.

    Attributes
    protected
    Definition Classes
    StreamStep
  42. val schema: StructField

  43. def ssc(implicit runtime: SparkStreamingRuntime): StreamingContext

    Returns the implicit StreamingContext.

    Returns the implicit StreamingContext.

    Attributes
    protected
    Definition Classes
    StreamStep
  44. val step: SingleOutputStep[DataStream, SparkStreamingRuntime]

    Definition Classes
    SingleOutputStepConnectionSource
  45. final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
    AnyRef
  46. def to(targets: ConnectionTarget[DataStream, SparkStreamingRuntime]*): Unit

    Definition Classes
    ConnectionSource
  47. def to(tgt: MultiInputStep[DataStream, SparkStreamingRuntime]): tgt.type

    Definition Classes
    ConnectionSource
  48. def to(tgt: ConnectionTarget[DataStream, SparkStreamingRuntime]): tgt.type

    Definition Classes
    ConnectionSource
  49. def toJson: JValue

    Definition Classes
    KafkaInputJsonExport
  50. def toXml: Elem

    Definition Classes
    KafkaInputXmlExport
  51. def topics(t: String): KafkaInput

  52. def topics(t: String*): KafkaInput

  53. val topics: Iterable[String]

  54. def unregister(implicit rt: SparkStreamingRuntime): Unit

    Unregisters the step with the runtime.

    Unregisters the step with the runtime. After the restart, the step will no longer be bound to the active context.

    Definition Classes
    StreamStep
  55. def value(implicit runtime: SparkStreamingRuntime): DataStream

    Definition Classes
    SingleOutputStepConnectionSource
  56. final def wait(): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  57. final def wait(arg0: Long, arg1: Int): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  58. final def wait(arg0: Long): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  59. final def wrap[U](body: ⇒ U): U

    Wraps exceptions into ExecutionException instances.

    Wraps exceptions into ExecutionException instances.

    Attributes
    protected
    Definition Classes
    AbstractStep

Inherited from Product

Inherited from Equals

Inherited from StreamProducer

Inherited from StreamStep

Inherited from JsonExport

Inherited from XmlExport

Inherited from AbstractStep

Inherited from Serializable

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

Ungrouped