Windows Dev Center

SemaphoreSlim.Wait Method (Int32, CancellationToken)

Blocks the current thread until it can enter the SemaphoreSlim, using a 32-bit signed integer that specifies the timeout, while observing a CancellationToken.

Namespace:  System.Threading
Assembly:  mscorlib (in mscorlib.dll)

'Declaration
Public Function Wait ( _
	millisecondsTimeout As Integer, _
	cancellationToken As CancellationToken _
) As Boolean

Parameters

millisecondsTimeout
Type: System.Int32
The number of milliseconds to wait, or Infinite(-1) to wait indefinitely.
cancellationToken
Type: System.Threading.CancellationToken
The CancellationToken to observe.

Return Value

Type: System.Boolean
true if the current thread successfully entered the SemaphoreSlim; otherwise, false.

ExceptionCondition
OperationCanceledException

cancellationToken was canceled.

ArgumentOutOfRangeException

millisecondsTimeout is a negative number other than -1, which represents an infinite time-out.

ObjectDisposedException

The SemaphoreSlim instance has been disposed, or the CancellationTokenSourcethat created cancellationToken has been disposed.

Windows Phone OS

Supported in: 8.1, 8.0

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