Class/Object

org.apache.spark.sql.execution.streaming

TextSocketSource

Related Docs: object TextSocketSource | package streaming

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class TextSocketSource extends Source with Logging

A source that reads text lines through a TCP socket, designed only for tutorials and debugging. This source will *not* work in production applications due to multiple reasons, including no support for fault recovery and keeping all of the text read in memory forever.

Linear Supertypes
Logging, Source, AnyRef, Any
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Inherited
  1. TextSocketSource
  2. Logging
  3. Source
  4. AnyRef
  5. Any
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Visibility
  1. Public
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Instance Constructors

  1. new TextSocketSource(host: String, port: Int, includeTimestamp: Boolean, sqlContext: SQLContext)

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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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    Definition Classes
    AnyRef → Any

  4. final def asInstanceOf[T0]: T0

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    Definition Classes
    Any

  5. val batches: ListBuffer[(String, Timestamp)]

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    All batches from lastCommittedOffset + 1 to currentOffset, inclusive.

    All batches from lastCommittedOffset + 1 to currentOffset, inclusive. Stored in a ListBuffer to facilitate removing committed batches.

    Attributes
    protected

  6. def clone(): AnyRef

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

  7. def commit(end: Offset): Unit

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    Informs the source that Spark has completed processing all data for offsets less than or equal to end and will only request offsets greater than end in the future.

    Informs the source that Spark has completed processing all data for offsets less than or equal to end and will only request offsets greater than end in the future.

    Definition Classes
    TextSocketSource → Source

  8. var currentOffset: LongOffset

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    Attributes
    protected

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

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    Definition Classes
    AnyRef

  10. def equals(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any

  11. def finalize(): Unit

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

  12. def getBatch(start: Option[Offset], end: Offset): DataFrame

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    Returns the data that is between the offsets (start, end].

    Returns the data that is between the offsets (start, end].

    Definition Classes
    TextSocketSource → Source

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

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    Definition Classes
    AnyRef → Any

  14. def getOffset: Option[Offset]

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    Returns the maximum available offset for this source.

    Returns the maximum available offset for this source. Returns None if this source has never received any data.

    Definition Classes
    TextSocketSource → Source

  15. def hashCode(): Int

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    Definition Classes
    AnyRef → Any

  16. def initializeLogIfNecessary(isInterpreter: Boolean): Unit

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    Attributes
    protected
    Definition Classes
    Logging

  17. final def isDebugEnabled: Boolean

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    protected
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    Logging

  18. final def isInfoEnabled: Boolean

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    protected
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    Logging

  19. final def isInstanceOf[T0]: Boolean

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    Definition Classes
    Any

  20. final def isTraceEnabled: Boolean

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    Attributes
    protected
    Definition Classes
    Logging

  21. var lastOffsetCommitted: LongOffset

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    Attributes
    protected

  22. def log: Logger

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    Attributes
    protected
    Definition Classes
    Logging

  23. def logDebug(msg: ⇒ String, throwable: Throwable): Unit

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    protected
    Definition Classes
    Logging

  24. def logDebug(msg: ⇒ String): Unit

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    protected
    Definition Classes
    Logging

  25. def logError(msg: ⇒ String, throwable: Throwable): Unit

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    Definition Classes
    Logging

  26. def logError(msg: ⇒ String): Unit

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    protected
    Definition Classes
    Logging

  27. def logInfo(msg: ⇒ String, throwable: Throwable): Unit

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    protected
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    Logging

  28. def logInfo(msg: ⇒ String): Unit

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    protected
    Definition Classes
    Logging

  29. def logName: String

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    protected
    Definition Classes
    Logging

  30. def logTrace(msg: ⇒ String, throwable: Throwable): Unit

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    protected
    Definition Classes
    Logging

  31. def logTrace(msg: ⇒ String): Unit

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    protected
    Definition Classes
    Logging

  32. def logWarning(msg: ⇒ String, throwable: Throwable): Unit

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    Attributes
    protected
    Definition Classes
    Logging

  33. def logWarning(msg: ⇒ String): Unit

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    protected
    Definition Classes
    Logging

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

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    Definition Classes
    AnyRef

  35. final def notify(): Unit

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    Definition Classes
    AnyRef

  36. final def notifyAll(): Unit

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    Definition Classes
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  37. def schema: StructType

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    Returns the schema of the data from this source

    Returns the schema of the data from this source

    Definition Classes
    TextSocketSource → Source

  38. def stop(): Unit

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    Stop this source.

    Stop this source.

    Definition Classes
    TextSocketSource → Source

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

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    Definition Classes
    AnyRef

  40. def toString(): String

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    Definition Classes
    AnyRef → Any

  41. final def wait(): Unit

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    Definition Classes
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    Annotations
    @throws( ... )

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

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

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

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from Logging

Inherited from Source

Inherited from AnyRef

Inherited from Any

Ungrouped