Packages

final class ZetaSketchHll[T] extends Serializable

This is a wrapper for internal HyperLogLogPlusPlus implementation.

Source
ZetaSketchHLL.scala
Linear Supertypes
Serializable, AnyRef, Any
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  1. ZetaSketchHll
  2. Serializable
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Visibility
  1. Public
  2. Protected

Instance Constructors

  1. new ZetaSketchHll(arrOpt: Option[Array[Byte]], elemOpt: Option[T] = None)(implicit hp: HllPlus[T])

    arrOpt

    • serialized byte array to construct the initial HyperLogLogPlusPlus instance.
    elemOpt

    • first element to add to the constructed new HyperLogLogPlusPlus instance.

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 add(elem: T): ZetaSketchHll[T]

    Add a new element to this ZetaSketchHll.

    Add a new element to this ZetaSketchHll. Need to return a new instance to maintain the immutability of the hll value.

    elem

    • new element to add.
    returns

  5. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  6. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.CloneNotSupportedException]) @native()
  7. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  8. def equals(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef → Any
  9. def estimateSize(): Long

    returns

    the estimated distinct count

  10. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.Throwable])
  11. final def getClass(): Class[_ <: AnyRef]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  12. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  13. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  14. def merge(that: ZetaSketchHll[T]): ZetaSketchHll[T]

    Merge both this and that ZetaSketchHll instances.

    Merge both this and that ZetaSketchHll instances. Need to return a new instance to maintain the immutability of this hll value and that hll value.

    that

    returns

    new instance of ZetaSketchHll

  15. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  16. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  17. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  18. def precision: Int

    returns

    precision used in hyperloglog++ algorithm.

  19. def serializeToByteArray(): Array[Byte]

    returns

    the byte array representation of the hll

  20. def sparsePrecision: Int

    returns

    sparse precision used in hyperloglog++ algorithm.

  21. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
    AnyRef
  22. def toString(): String
    Definition Classes
    AnyRef → Any
  23. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  24. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  25. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException]) @native()

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

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