Packages

abstract class HybridQueue[T, Q <: Queue[T]] extends MemoryConsumer

A generic base class for hybrid queues that can store data either in memory or on disk. This class contains common logic for queue management, spilling, and memory management.

Linear Supertypes
MemoryConsumer, AnyRef, Any
Known Subclasses
HybridRowQueue
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Inherited
  1. HybridQueue
  2. MemoryConsumer
  3. AnyRef
  4. Any
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Visibility
  1. Public
  2. Protected

Instance Constructors

  1. new HybridQueue(memManager: TaskMemoryManager, tempDir: File, serMgr: SerializerManager)

Abstract Value Members

  1. abstract def createDiskQueue(): Q
    Attributes
    protected
  2. abstract def createInMemoryQueue(page: MemoryBlock): Q
    Attributes
    protected
  3. abstract def getPageSize(queue: Q): Long
    Attributes
    protected
  4. abstract def getRequiredSize(item: T): Long
    Attributes
    protected
  5. abstract def isInMemoryQueue(queue: Q): Boolean
    Attributes
    protected

Concrete 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. def acquireMemory(arg0: Long): Long
    Definition Classes
    MemoryConsumer
  5. def add(item: T): QueueMode.Value
  6. def allocateArray(arg0: Long): LongArray
    Definition Classes
    MemoryConsumer
  7. def allocatePage(arg0: Long): MemoryBlock
    Attributes
    protected[memory]
    Definition Classes
    MemoryConsumer
  8. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  9. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.CloneNotSupportedException]) @IntrinsicCandidate() @native()
  10. def close(): Unit
  11. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  12. def equals(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef → Any
  13. def freeArray(arg0: LongArray): Unit
    Definition Classes
    MemoryConsumer
  14. def freeMemory(arg0: Long): Unit
    Definition Classes
    MemoryConsumer
  15. def freePage(arg0: MemoryBlock): Unit
    Attributes
    protected[memory]
    Definition Classes
    MemoryConsumer
  16. final def getClass(): Class[_ <: AnyRef]
    Definition Classes
    AnyRef → Any
    Annotations
    @IntrinsicCandidate() @native()
  17. def getMode(): MemoryMode
    Definition Classes
    MemoryConsumer
  18. def getNumElementsQueued(): Long
  19. def getNumElementsQueuedOnDisk(): Long
  20. def getUsed(): Long
    Definition Classes
    MemoryConsumer
  21. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @IntrinsicCandidate() @native()
  22. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  23. def isReadingFromDiskQueue: Boolean
    Attributes
    protected
  24. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  25. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @IntrinsicCandidate() @native()
  26. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @IntrinsicCandidate() @native()
  27. var numElementsQueued: Long
    Attributes
    protected
  28. var numElementsQueuedOnDisk: Long
    Attributes
    protected
  29. var queues: LinkedList[Q]
    Attributes
    protected
  30. var reading: Q
    Attributes
    protected
  31. def remove(): T
  32. def spill(size: Long, trigger: MemoryConsumer): Long
    Definition Classes
    HybridQueue → MemoryConsumer
  33. def spill(): Unit
    Definition Classes
    MemoryConsumer
    Annotations
    @throws(classOf[java.io.IOException])
  34. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
    AnyRef
  35. def toString(): String
    Definition Classes
    AnyRef → Any
  36. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  37. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException]) @native()
  38. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])

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 MemoryConsumer

Inherited from AnyRef

Inherited from Any

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