CoroutineContext
interface CoroutineContext
Types
Element
An element of the CoroutineContext. An element of the coroutine context is a singleton context by itself.
interface Element : CoroutineContext
Key
Key for the elements of CoroutineContext. E is a type of element with this key. Keys in the context are compared by reference.
interface Key<E : Element>
Functions
get
Returns the element with the given key from this context or null
.
Keys are compared by reference, that is to get an element from the context the reference to its actual key
object must be presented to this function.
abstract operator fun <E : Element> get(key: Key<E>): E?
minusKey
Returns a context containing elements from this context, but without an element with the specified key. Keys are compared by reference, that is to remove an element from the context the reference to its actual key object must be presented to this function.
abstract fun minusKey(key: Key<*>): CoroutineContext
plus
Returns a context containing elements from this context and elements from other context. The elements from this context with the same key as in the other one are dropped.
open operator fun plus(
context: CoroutineContext
): CoroutineContext
Inheritors
EmptyCoroutineContext
An empty coroutine context.
object EmptyCoroutineContext : CoroutineContext