com.twitter.algebird

QTreeSemigroup

class QTreeSemigroup[A] extends Semigroup[QTree[A]]

Linear Supertypes
Semigroup[QTree[A]], Serializable, AnyRef, Any
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Inherited
  1. QTreeSemigroup
  2. Semigroup
  3. Serializable
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Visibility
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Instance Constructors

  1. new QTreeSemigroup(k: Int)(implicit underlyingMonoid: Monoid[A])

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
    Any

  6. final def asInstanceOf[T0]: T0

    Definition Classes
    Any

  7. def clone(): AnyRef

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

  8. def compressBatchSize: Int

    Override this if you want to change how frequently sumOption calls compress

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

    Definition Classes
    AnyRef

  10. def equals(arg0: Any): Boolean

    Definition Classes
    AnyRef → Any

  11. def finalize(): Unit

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

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

    Definition Classes
    AnyRef → Any

  13. def hashCode(): Int

    Definition Classes
    AnyRef → Any

  14. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any

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

    Definition Classes
    AnyRef

  16. final def notify(): Unit

    Definition Classes
    AnyRef

  17. final def notifyAll(): Unit

    Definition Classes
    AnyRef

  18. def plus(left: QTree[A], right: QTree[A]): QTree[A]

    Combines two T instances associatively.

    Combines two T instances associatively.

    returns

    result of combining l and r

    Definition Classes
    QTreeSemigroup → Semigroup

  19. def sumOption(items: TraversableOnce[QTree[A]]): Option[QTree[A]]

    Returns an instance of T calculated by summing all instances in iter in one pass.

    Returns an instance of T calculated by summing all instances in iter in one pass. Returns None if iter is empty, else Some[T].

    returns

    None if iter is empty, else an option value containing the summed T

    Definition Classes
    QTreeSemigroup → Semigroup
    Note

    Override if there is a faster way to compute this sum than iter.reduceLeftOption using plus.

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

    Definition Classes
    AnyRef

  21. def toString(): String

    Definition Classes
    AnyRef → Any

  22. implicit val underlyingMonoid: Monoid[A]

  23. final def wait(): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

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

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

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

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from Semigroup[QTree[A]]

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

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