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c

org.apache.spark.sql.execution.streaming

AvailableNowDataStreamWrapper

class AvailableNowDataStreamWrapper extends SparkDataStream with SupportsTriggerAvailableNow with Logging

This class wraps a SparkDataStream and makes it support Trigger.AvailableNow, by overriding its latestOffset method to always return the latest offset at the beginning of the query.

Linear Supertypes
Logging, SupportsTriggerAvailableNow, SupportsAdmissionControl, SparkDataStream, AnyRef, Any
Known Subclasses
AvailableNowMicroBatchStreamWrapper, AvailableNowSourceWrapper
Ordering
  1. Alphabetic
  2. By Inheritance
Inherited
  1. AvailableNowDataStreamWrapper
  2. Logging
  3. SupportsTriggerAvailableNow
  4. SupportsAdmissionControl
  5. SparkDataStream
  6. AnyRef
  7. Any
  1. Hide All
  2. Show All
Visibility
  1. Public
  2. Protected

Instance Constructors

  1. new AvailableNowDataStreamWrapper(delegate: SparkDataStream)

Type Members

  1. implicit class LogStringContext extends AnyRef
    Definition Classes
    Logging

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##: Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  5. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.CloneNotSupportedException]) @IntrinsicCandidate() @native()
  6. def commit(end: connector.read.streaming.Offset): Unit
    Definition Classes
    AvailableNowDataStreamWrapper → SparkDataStream
  7. val delegate: SparkDataStream
  8. def deserializeOffset(json: String): connector.read.streaming.Offset
    Definition Classes
    AvailableNowDataStreamWrapper → SparkDataStream
  9. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  10. def equals(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef → Any
  11. final def getClass(): Class[_ <: AnyRef]
    Definition Classes
    AnyRef → Any
    Annotations
    @IntrinsicCandidate() @native()
  12. def getDefaultReadLimit(): ReadLimit

    Always return ReadLimit.allAvailable

    Always return ReadLimit.allAvailable

    Definition Classes
    AvailableNowDataStreamWrapper → SupportsAdmissionControl
  13. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @IntrinsicCandidate() @native()
  14. def initialOffset(): connector.read.streaming.Offset
    Definition Classes
    AvailableNowDataStreamWrapper → SparkDataStream
  15. def initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean): Boolean
    Attributes
    protected
    Definition Classes
    Logging
  16. def initializeLogIfNecessary(isInterpreter: Boolean): Unit
    Attributes
    protected
    Definition Classes
    Logging
  17. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  18. def isTraceEnabled(): Boolean
    Attributes
    protected
    Definition Classes
    Logging
  19. def latestOffset(startOffset: connector.read.streaming.Offset, limit: ReadLimit): connector.read.streaming.Offset

    Return the latest offset pre-fetched in prepareForTriggerAvailableNow.

    Return the latest offset pre-fetched in prepareForTriggerAvailableNow.

    Definition Classes
    AvailableNowDataStreamWrapper → SupportsAdmissionControl
  20. def log: Logger
    Attributes
    protected
    Definition Classes
    Logging
  21. def logDebug(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  22. def logDebug(entry: LogEntry, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  23. def logDebug(entry: LogEntry): Unit
    Attributes
    protected
    Definition Classes
    Logging
  24. def logDebug(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  25. def logError(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  26. def logError(entry: LogEntry, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  27. def logError(entry: LogEntry): Unit
    Attributes
    protected
    Definition Classes
    Logging
  28. def logError(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  29. def logInfo(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  30. def logInfo(entry: LogEntry, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  31. def logInfo(entry: LogEntry): Unit
    Attributes
    protected
    Definition Classes
    Logging
  32. def logInfo(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  33. def logName: String
    Attributes
    protected
    Definition Classes
    Logging
  34. def logTrace(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  35. def logTrace(entry: LogEntry, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  36. def logTrace(entry: LogEntry): Unit
    Attributes
    protected
    Definition Classes
    Logging
  37. def logTrace(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  38. def logWarning(msg: => String, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  39. def logWarning(entry: LogEntry, throwable: Throwable): Unit
    Attributes
    protected
    Definition Classes
    Logging
  40. def logWarning(entry: LogEntry): Unit
    Attributes
    protected
    Definition Classes
    Logging
  41. def logWarning(msg: => String): Unit
    Attributes
    protected
    Definition Classes
    Logging
  42. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  43. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @IntrinsicCandidate() @native()
  44. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @IntrinsicCandidate() @native()
  45. def prepareForTriggerAvailableNow(): Unit

    Fetch and store the latest offset for all available data at the beginning of the query.

    Fetch and store the latest offset for all available data at the beginning of the query.

    Definition Classes
    AvailableNowDataStreamWrapper → SupportsTriggerAvailableNow
  46. def reportLatestOffset(): connector.read.streaming.Offset
    Definition Classes
    AvailableNowDataStreamWrapper → SupportsAdmissionControl
  47. def stop(): Unit
    Definition Classes
    AvailableNowDataStreamWrapper → SparkDataStream
  48. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
    AnyRef
  49. def toString(): String
    Definition Classes
    AnyRef → Any
  50. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  51. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException]) @native()
  52. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  53. def withLogContext(context: HashMap[String, String])(body: => Unit): Unit
    Attributes
    protected
    Definition Classes
    Logging

Deprecated Value Members

  1. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.Throwable]) @Deprecated
    Deprecated

    (Since version 9)

Inherited from Logging

Inherited from SupportsTriggerAvailableNow

Inherited from SupportsAdmissionControl

Inherited from SparkDataStream

Inherited from AnyRef

Inherited from Any

Ungrouped