Trait

com.rklaehn.persistentsummary

Summary

Related Doc: package persistentsummary

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trait Summary[A, S] extends AnyRef

Typeclass for summaries.

The empty element and the combine operation must form a monoid.

A

the element type

S

the summary type

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Abstract Value Members

  1. abstract def apply(value: A): S

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    create a summary for a single element

    create a summary for a single element

    value

    the element to summarize

    returns

    the summary

  2. abstract def combine(a: S, b: S): S

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    combine two summary values.

    combine two summary values. This method must be associative

    a

    a summary

    b

    a summary

    returns

    the combined summary

  3. abstract def empty: S

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    the empty summary

Concrete Value Members

  1. final def !=(arg0: Any): Boolean

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  2. final def ##(): Int

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  3. final def ==(arg0: Any): Boolean

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  4. final def asInstanceOf[T0]: T0

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  5. def clone(): AnyRef

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  6. def combine3(a: S, b: S, c: S): S

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    convenience method to combine three summaries.

    convenience method to combine three summaries. This must be equivalent to combine(combine(a, b), c)

    a

    a summary

    b

    a summary

    c

    a summary

    returns

    the combined summary

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

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  8. def equals(arg0: Any): Boolean

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  9. def finalize(): Unit

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

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  11. def hashCode(): Int

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  12. final def isInstanceOf[T0]: Boolean

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

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  14. final def notify(): Unit

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  15. final def notifyAll(): Unit

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

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  17. def toString(): String

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  18. final def wait(): Unit

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

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

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