scala.collection

# generic

#### package generic

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  package.scala

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### Type Members

1. #### trait AtomicIndexFlag extends Signalling

   A mixin trait that implements index flag behaviour using atomic integers.

2. #### trait BitSetFactory [Coll <: BitSet with BitSetLike[Coll]] extends AnyRef

3. #### type CanBuild[-Elem, +To] = CanBuildFrom[Nothing, Elem, To]

4. #### trait CanBuildFrom [-From, -Elem, +To] extends AnyRef

   A base trait for builder factories.

5. #### trait CanCombineFrom [-From, -Elem, +To] extends CanBuildFrom[From, Elem, To] with Parallel

   A base trait for parallel builder factories.

6. #### abstract class ClassTagTraversableFactory [CC[X] <: Traversable[X] with GenericClassTagTraversableTemplate[X, CC]] extends GenericClassTagCompanion[CC]

   A template for companion objects of `ClassTagTraversable` and subclasses thereof.

7. #### trait Clearable extends AnyRef

   This trait forms part of collections that can be cleared with a clear() call.

8. #### class DefaultSignalling extends Signalling with VolatileAbort

   This signalling implementation returns default values and ignores received signals.

9. #### class DelegatedContext extends DelegatedSignalling

   Class implementing delegated signalling.

10. #### trait DelegatedSignalling extends Signalling

    An implementation of the signalling interface using delegates.

11. #### trait FilterMonadic [+A, +Repr] extends Any

    A template trait that contains just the `map`, `flatMap`, `foreach` and `withFilter` methods of trait `TraversableLike`.

12. #### abstract class GenMapFactory [CC[A, B] <: GenMap[A, B] with GenMapLike[A, B, CC[A, B]]] extends AnyRef

    A template for companion objects of `Map` and subclasses thereof.

13. #### abstract class GenSeqFactory [CC[X] <: GenSeq[X] with GenericTraversableTemplate[X, CC]] extends GenTraversableFactory[CC]

    A template for companion objects of Seq and subclasses thereof.

14. #### abstract class GenSetFactory [CC[X] <: GenSet[X] with GenSetLike[X, CC[X]]] extends GenericCompanion[CC]

    A template for companion objects of `Set` and subclasses thereof.

15. #### abstract class GenTraversableFactory [CC[X] <: GenTraversable[X] with GenericTraversableTemplate[X, CC]] extends GenericCompanion[CC]

    A template for companion objects of `Traversable` and subclasses thereof.

16. #### abstract class GenericClassTagCompanion [+CC[X] <: Traversable[X]] extends AnyRef

    This class represents companions of classes which require ClassTags for their element types.

17. #### trait GenericClassTagTraversableTemplate [+A, +CC[X] <: Traversable[X]] extends HasNewBuilder[A, CC[A]]

    This trait represents collections classes which require class tags for their element types.

18. #### abstract class GenericCompanion [+CC[X] <: GenTraversable[X]] extends AnyRef

    A template class for companion objects of "regular" collection classes represent an unconstrained higher-kinded type.

19. #### abstract class GenericOrderedCompanion [+CC[X] <: Traversable[X]] extends AnyRef

    This class represents companions of classes which require the ordered trait for their element types.

20. #### trait GenericOrderedTraversableTemplate [+A, +CC[X] <: Traversable[X]] extends HasNewBuilder[A, CC[A]]

    This trait represents collections classes which require ordered element types.

21. #### trait GenericParCompanion [+CC[X] <: ParIterable[X]] extends AnyRef

    A template class for companion objects of parallel collection classes.

22. #### trait GenericParMapCompanion [+CC[P, Q] <: ParMap[P, Q]] extends AnyRef

23. #### trait GenericParMapTemplate [K, +V, +CC[X, Y] <: ParMap[X, Y]] extends GenericParTemplate[(K, V), ParIterable]

24. #### trait GenericParTemplate [+A, +CC[X] <: ParIterable[X]] extends GenericTraversableTemplate[A, CC] with HasNewCombiner[A, CC[A]]

    A template trait for collections having a companion.

25. #### trait GenericSeqCompanion [CC[X] <: Traversable[X]] extends GenericCompanion[CC]

26. #### trait GenericSetTemplate [A, +CC[X] <: GenSet[X]] extends GenericTraversableTemplate[A, CC]

27. #### trait GenericTraversableTemplate [+A, +CC[X] <: GenTraversable[X]] extends HasNewBuilder[A, CC[A]]

    A template class for companion objects of ``regular`` collection classes that represent an unconstrained higher-kinded type.

28. #### trait Growable [-A] extends Clearable

    This trait forms part of collections that can be augmented using a `+=` operator and that can be cleared of all elements using a `clear` method.

29. #### trait HasNewBuilder [+A, +Repr] extends Any

30. #### trait HasNewCombiner [+T, +Repr] extends AnyRef

31. #### abstract class ImmutableMapFactory [CC[A, +B] <: immutable.Map[A, B] with immutable.MapLike[A, B, CC[A, B]]] extends MapFactory[CC]

    A template for companion objects of `immutable.Map` and subclasses thereof.

32. #### abstract class ImmutableSetFactory [CC[X] <: immutable.Set[X] with SetLike[X, CC[X]]] extends SetFactory[CC]

33. #### abstract class ImmutableSortedMapFactory [CC[A, B] <: immutable.SortedMap[A, B] with SortedMapLike[A, B, CC[A, B]]] extends SortedMapFactory[CC]

    A template for companion objects of `SortedMap` and subclasses thereof.

34. #### abstract class ImmutableSortedSetFactory [CC[A] <: immutable.SortedSet[A] with SortedSetLike[A, CC[A]]] extends SortedSetFactory[CC]

    A template for companion objects of `SortedSet` and subclasses thereof.

35. #### trait IsTraversableLike [Repr] extends AnyRef

    A trait which can be used to avoid code duplication when defining extension methods that should be applicable both to existing Scala collections (i.

36. #### trait IsTraversableOnce [Repr] extends AnyRef

    Type class witnessing that a collection representation type `Repr` has elements of type `A` and has a conversion to `GenTraversableOnce[A]`.

37. #### trait IterableForwarder [+A] extends Iterable[A] with TraversableForwarder[A]

    This trait implements a forwarder for iterable objects.

38. #### abstract class MapFactory [CC[A, B] <: Map[A, B] with MapLike[A, B, CC[A, B]]] extends GenMapFactory[CC]

    A template for companion objects of `Map` and subclasses thereof.

39. #### abstract class MutableMapFactory [CC[A, B] <: mutable.Map[A, B] with mutable.MapLike[A, B, CC[A, B]]] extends MapFactory[CC]

    A template for companion objects of `mutable.Map` and subclasses thereof.

40. #### abstract class MutableSetFactory [CC[X] <: mutable.Set[X] with mutable.SetLike[X, CC[X]]] extends SetFactory[CC]

41. #### abstract class MutableSortedSetFactory [CC[A] <: mutable.SortedSet[A] with SortedSetLike[A, CC[A]] with mutable.Set[A] with mutable.SetLike[A, CC[A]]] extends SortedSetFactory[CC]

42. #### abstract class OrderedTraversableFactory [CC[X] <: Traversable[X] with GenericOrderedTraversableTemplate[X, CC]] extends GenericOrderedCompanion[CC]

43. #### abstract class ParFactory [CC[X] <: ParIterable[X] with GenericParTemplate[X, CC]] extends GenTraversableFactory[CC] with GenericParCompanion[CC]

    A template class for companion objects of `ParIterable` and subclasses thereof.

44. #### abstract class ParMapFactory [CC[X, Y] <: ParMap[X, Y] with ParMapLike[X, Y, CC[X, Y], _]] extends GenMapFactory[CC] with GenericParMapCompanion[CC]

    A template class for companion objects of `ParMap` and subclasses thereof.

45. #### abstract class ParSetFactory [CC[X] <: ParSet[X] with ParSetLike[X, CC[X], _] with GenericParTemplate[X, CC]] extends GenSetFactory[CC] with GenericParCompanion[CC]

46. #### abstract class SeqFactory [CC[X] <: Seq[X] with GenericTraversableTemplate[X, CC]] extends GenSeqFactory[CC] with TraversableFactory[CC]

    A template for companion objects of Seq and subclasses thereof.

47. #### trait SeqForwarder [+A] extends Seq[A] with IterableForwarder[A]

    This class implements a forwarder for sequences.

48. #### abstract class SetFactory [CC[X] <: Set[X] with SetLike[X, CC[X]]] extends GenSetFactory[CC] with GenericSeqCompanion[CC]

49. #### trait Shrinkable [-A] extends AnyRef

    This trait forms part of collections that can be reduced using a `-=` operator.

50. #### trait Signalling extends AnyRef

    A message interface serves as a unique interface to the part of the collection capable of receiving messages from a different task.

51. #### trait Sizing extends AnyRef

    A trait for objects which have a size.

52. #### trait Sorted [K, +This <: Sorted[K, This]] extends AnyRef

    Any collection (including maps) whose keys (or elements) are ordered.

53. #### abstract class SortedMapFactory [CC[A, B] <: SortedMap[A, B] with SortedMapLike[A, B, CC[A, B]]] extends AnyRef

    A template for companion objects of mutable.

54. #### abstract class SortedSetFactory [CC[A] <: SortedSet[A] with SortedSetLike[A, CC[A]]] extends AnyRef

    A template for companion objects of Set and subclasses thereof.

55. #### trait Subtractable [A, +Repr <: Subtractable[A, Repr]] extends AnyRef

    This trait represents collection-like objects that can be reduced using a '+' operator.

56. #### class TaggedDelegatedContext extends DelegatedContext

    Class implementing delegated signalling, but having its own distinct `tag`.

57. #### trait TraversableFactory [CC[X] <: Traversable[X] with GenericTraversableTemplate[X, CC]] extends GenTraversableFactory[CC] with GenericSeqCompanion[CC]

    A template for companion objects of `Traversable` and subclasses thereof.

58. #### trait TraversableForwarder [+A] extends Traversable[A]

    This trait implements a forwarder for traversable objects.

59. #### trait VolatileAbort extends Signalling

    A mixin trait that implements abort flag behaviour using volatile variables.

60. #### type ClassManifestTraversableFactory[CC[X] <: Traversable[X] with GenericClassManifestTraversableTemplate[X, CC]] = ClassTagTraversableFactory[CC]

    Annotations
      @deprecated
    Deprecated

      (Since version 2.10.0) use ClassTagTraversableFactory instead

61. #### type GenericClassManifestCompanion[+CC[X] <: Traversable[X]] = GenericClassTagCompanion[CC]

    Annotations
      @deprecated
    Deprecated

      (Since version 2.10.0) use GenericClassTagCompanion instead

62. #### type GenericClassManifestTraversableTemplate[+A, +CC[X] <: Traversable[X]] = GenericClassTagTraversableTemplate[A, CC]

    Annotations
      @deprecated
    Deprecated

      (Since version 2.10.0) use GenericClassTagTraversableTemplate instead

### Value Members

1. #### object IdleSignalling extends DefaultSignalling

   An object that returns default values and ignores received signals.

2. #### object IsTraversableLike

3. #### object IsTraversableOnce

4. #### object SliceInterval

### Inherited from AnyRef

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