com.twitter.algebird

BF

sealed abstract class BF[A] extends Serializable

Bloom Filter data structure

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Instance Constructors

  1. new BF()

Abstract Value Members

  1. abstract def +(other: A): BF[A]

  2. abstract def ++(other: BF[A]): BF[A]

  3. abstract def checkAndAdd(item: A): (BF[A], ApproximateBoolean)

  4. abstract def maybeContains(item: A): Boolean

    This may be faster if you don't care about evaluating the false positive probability

  5. abstract def numBits: Int

    The number of bits set to true in the bloom filter

  6. abstract def numHashes: Int

  7. abstract def size: Approximate[Long]

  8. abstract def toBitSet: BitSet

  9. abstract def width: Int

Concrete Value Members

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

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

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  3. final def ##(): Int

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  4. final def ==(arg0: AnyRef): Boolean

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

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  6. final def asInstanceOf[T0]: T0

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  7. def clone(): AnyRef

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    protected[java.lang]
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    @throws( ... )
  8. def contains(item: A): ApproximateBoolean

  9. def density: Double

    Proportion of bits that are set to true.

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

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  11. def equals(arg0: Any): Boolean

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  12. def finalize(): Unit

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    protected[java.lang]
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    @throws( classOf[java.lang.Throwable] )
  13. final def getClass(): Class[_]

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  14. def hammingDistance(that: BF[A]): Int

    Compute the Hamming distance between the two Bloom filters a and b.

    Compute the Hamming distance between the two Bloom filters a and b. The distance is defined as the number of bits that need to change to in order to transform one filter into the other.

  15. def hashCode(): Int

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  16. final def isInstanceOf[T0]: Boolean

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

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  18. final def notify(): Unit

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  19. final def notifyAll(): Unit

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

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  21. def toString(): String

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  22. final def wait(): Unit

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

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

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