Barrier.SignalAndWait Method (CancellationToken)

Signals that a participant has reached the barrier and waits for all other participants to reach the barrier, while observing a cancellation token.

Namespace:  System.Threading
Assemblies:   System (in System.dll)
  System.Threading (in System.Threading.dll)

Public Sub SignalAndWait ( _
	cancellationToken As CancellationToken _


Type: System.Threading.CancellationToken

The CancellationToken to observe.


cancellationToken has been canceled.


The current instance has already been disposed.


The method was invoked from within a post-phase action, the barrier currently has 0 participants, or the barrier is signaled by more threads than are registered as participants.

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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