avail/avail.io/SimpleCompletionHandler

SimpleCompletionHandler

class SimpleCompletionHandler<V>(completed: SimpleCompletionHandler.Companion.SuccessHelper<V>.() -> Unit, failed: SimpleCompletionHandler.Companion.FailureHelper<V>.() -> Unit) : CompletionHandler<V, Unit>

A convenient CompletionHandler implementation that takes two lambdas at construction, avoiding the hideous inner class notation.

Parameters

V

The kind of values produced on success.

Constructors

SimpleCompletionHandler

constructor(completed: SimpleCompletionHandler.Companion.SuccessHelper<V>.() -> Unit, failed: SimpleCompletionHandler.Companion.FailureHelper<V>.() -> Unit)

Types

object Companion

Functions

open override fun completed(result: V, attachment: Unit)

open override fun failed(exc: Throwable, attachment: Unit)

fun guardedDo(op: SimpleCompletionHandler.Companion.GuardHelper<V>.() -> Unit)

Perform the specified I/O operation, guarded by a try/catch that invokes the same failure handler as the operation itself would in the event of an asynchronous failure.