io.gearpump.streaming.transaction.api

TimeReplayableSource

trait TimeReplayableSource extends DataSource

AT-LEAST-ONCE API

subclass should be able to replay messages on recovery from the time when an application crashed

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DataSource, Serializable, AnyRef, Any
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  1. TimeReplayableSource
  2. DataSource
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Abstract Value Members

  1. abstract def close(): Unit

    close connection to data source.

    close connection to data source. invoked in onStop() method of io.gearpump.streaming.source.DataSourceTask

    Definition Classes
    DataSource

  2. abstract def open(context: TaskContext, startTime: Option[TimeStamp]): Unit

    open connection to data source invoked in onStart() method of io.gearpump.streaming.source.DataSourceTask

    open connection to data source invoked in onStart() method of io.gearpump.streaming.source.DataSourceTask

    context

    is the task context at runtime

    startTime

    is the start time of system

    Definition Classes
    DataSource

  3. abstract def read(batchSize: Int): List[Message]

    read a number of messages from data source.

    read a number of messages from data source. invoked in each onNext() method of io.gearpump.streaming.source.DataSourceTask

    batchSize

    max number of messages to read

    returns

    a list of messages wrapped in io.gearpump.Message

    Definition Classes
    DataSource

Concrete 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. final def ==(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef

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

    Definition Classes
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  6. final def asInstanceOf[T0]: T0

    Definition Classes
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  7. def clone(): AnyRef

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

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

    Definition Classes
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  9. def equals(arg0: Any): Boolean

    Definition Classes
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  10. def finalize(): Unit

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

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

    Definition Classes
    AnyRef → Any

  12. def hashCode(): Int

    Definition Classes
    AnyRef → Any

  13. final def isInstanceOf[T0]: Boolean

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

    Definition Classes
    AnyRef

  15. final def notify(): Unit

    Definition Classes
    AnyRef

  16. final def notifyAll(): Unit

    Definition Classes
    AnyRef

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

    Definition Classes
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  18. def toString(): String

    Definition Classes
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  19. final def wait(): Unit

    Definition Classes
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    @throws( ... )

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

    Definition Classes
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    @throws( ... )

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

    Definition Classes
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    @throws( ... )

Inherited from DataSource

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

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