runtime-core/aws.smithy.kotlin.runtime.operation/ExecutionContext

ExecutionContext

class ExecutionContext : MutableAttributes

Per operation metadata a service client uses to drive the execution of a single request/response

Constructors

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constructor()

Default construct an ExecutionContext. Note: this is not usually useful without configuring the call attributes

Types

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object Companion
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Properties

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val attributes: MutableAttributes

Attributes associated with this particular execution/call

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open val coroutineContext: <Error class: unknown class>

Inherited properties

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open override val isEmpty: Boolean

Flag indicating if attributes is empty

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val Attributes.isNotEmpty: Boolean

Flag indicating if attributes is not empty

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open override val keys: Set<AttributeKey<*>>

Get a set of all the keys

Inherited functions

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open override fun <T : Any> computeIfAbsent(key: AttributeKey<T>, block: () -> T): T

Gets a value of the attribute for the specified key, or calls supplied block to compute its value

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open operator override fun contains(key: AttributeKey<*>): Boolean

Check if an attribute with the specified key exists

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operator fun <T : Any> Attributes.get(key: AttributeKey<T>): T

Gets a value of the attribute for the specified key or throws an IllegalStateException if key does not exist

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open override fun <T : Any> getOrNull(key: AttributeKey<T>): T?

Get a value of the attribute for the specified key or null

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fun MutableAttributes.merge(other: Attributes)

Merge another attributes instance into this set of attributes favoring other

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fun <T : Any> MutableAttributes.putIfAbsent(key: AttributeKey<T>, value: T)

Set a value for key only if it is not already set

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fun <T : Any> MutableAttributes.putIfAbsentNotNull(key: AttributeKey<T>, value: T?)

Set a value for key only if it is not already set and if value is not null.

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open override fun <T : Any> remove(key: AttributeKey<T>)

Removes an attribute with the specified key

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open operator override fun <T : Any> set(key: AttributeKey<T>, value: T)

Creates or changes an attribute with the specified key using value

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fun <T : Any> MutableAttributes.setIfValueNotNull(key: AttributeKey<T>, value: T?)

Set a value for key only if value is not null

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fun <T : Any> MutableAttributes.take(key: AttributeKey<T>): T

Removes an attribute with the specified key and returns its current value, throws an exception if an attribute doesn't exist

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fun <T : Any> MutableAttributes.takeOrNull(key: AttributeKey<T>): T?

Removes an attribute with the specified key and returns its current value, returns null if an attribute doesn't exist

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fun Attributes.toMutableAttributes(): MutableAttributes

Returns a new MutableAttributes instance with elements from this set of attributes.