1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2003-2011, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
package scala.collection
package interfaces
import generic._
/**
* @since 2.8
*/
trait MapMethods[A, +B, +This <: MapLike[A, B, This] with Map[A, B]]
extends IterableMethods[(A, B), This]
with SubtractableMethods[A, This] {
self: Map[A, B] =>
// abstract
def empty: This
def get(key: A): Option[B]
def iterator: Iterator[(A, B)]
def + [B1 >: B] (kv: (A, B1)): Map[A, B1]
def - (key: A): This
// concrete
def getOrElse[B1 >: B](key: A, default: => B1): B1
def apply(key: A): B
def contains(key: A): Boolean
def isDefinedAt(key: A): Boolean
def keys: Iterable[A]
def keysIterator: Iterator[A]
def keySet: Set[A]
def values: Iterable[B]
def valuesIterator: Iterator[B]
def default(key: A): B
def filterKeys(p: A => Boolean): Map[A, B]
def mapValues[C](f: B => C): Map[A, C]
def updated [B1 >: B](key: A, value: B1): Map[A, B1]
def + [B1 >: B] (elem1: (A, B1), elem2: (A, B1), elems: (A, B1) *): Map[A, B1]
def ++[B1 >: B](xs: TraversableOnce[(A, B1)]): Map[A, B1]
}
|
