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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)

public bool Wait(
	int millisecondsTimeout,
	CancellationToken cancellationToken
)

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.

.NET Framework

Supported in: 4.5.2, 4.5.1, 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

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone 8, Silverlight 8.1

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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