TaskCompletionSource.TrySetException Method

Definition

Namespace:

System.Threading.Tasks

Assembly:

System.Runtime.dll

Overloads

TrySetException(IEnumerable<Exception>)	Attempts to transition the underlying Task into the Faulted state.
TrySetException(Exception)	Attempts to transition the underlying Task into the Faulted state.

TrySetException(IEnumerable<Exception>)

Source:

TaskCompletionSource.cs

Attempts to transition the underlying Task into the Faulted state.

public:
 bool TrySetException(System::Collections::Generic::IEnumerable<Exception ^> ^ exceptions);

public bool TrySetException (System.Collections.Generic.IEnumerable<Exception> exceptions);

member this.TrySetException : seq<Exception> -> bool

Public Function TrySetException (exceptions As IEnumerable(Of Exception)) As Boolean

Parameters

exceptions

IEnumerable<Exception>

The collection of exceptions to bind to this Task.

Returns

Boolean

true if the operation was successful; otherwise, false.

Exceptions

ArgumentNullException

exceptions is null.

ArgumentException

There are one or more null elements in exceptions.

ArgumentException

The exceptions collection is empty.

Remarks

This operation will return false if the Task is already in one of the three final states: RanToCompletion, Faulted, or Canceled.

TrySetException(Exception)

Source:

TaskCompletionSource.cs

Attempts to transition the underlying Task into the Faulted state.

public:
 bool TrySetException(Exception ^ exception);

public bool TrySetException (Exception exception);

member this.TrySetException : Exception -> bool

Public Function TrySetException (exception As Exception) As Boolean

Parameters

exception

Exception

The exception to bind to this Task.

Returns

Boolean

true if the operation was successful; otherwise, false.

Exceptions

ArgumentNullException

exception is null.

Remarks

This operation will return false if the Task is already in one of the three final states: RanToCompletion, Faulted, or Canceled.