Factory

scala.collection.Factory
See theFactory companion object
trait Factory[-A, +C]

A factory that builds a collection of type C with elements of type A.

This is a general form of any factory (IterableFactory, SortedIterableFactory, MapFactory and SortedMapFactory) whose element type is fixed.

Type parameters

A

Type of elements (e.g. Int, Boolean, etc.)

C

Type of collection (e.g. List[Int], TreeMap[Int, String], etc.)

Attributes

Companion
object
Source
Factory.scala
Graph
Supertypes
class Any
Known subtypes
object BitSet
object WrappedString
object BitSet
object BitSet
object ValueSet
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Members list

Value members

Abstract methods

def fromSpecific(it: IterableOnce[A]): C

Value parameters

it

Source collection

Attributes

Returns

A collection of type C containing the same elements as the source collection it.

Source
Factory.scala
def newBuilder: Builder[A, C]

Get a Builder for the collection.

Get a Builder for the collection. For non-strict collection types this will use an intermediate buffer. Building collections with fromSpecific is preferred because it can be lazy for lazy collections.

Attributes

Source
Factory.scala