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IsolatedStorageFileStream.Lock Method

.NET Framework 4.5

Prevents other processes from reading from or writing to the stream.

Namespace:  System.IO.IsolatedStorage
Assembly:  mscorlib (in mscorlib.dll)

public override void Lock(
	long position,
	long length
)

Parameters

position
Type: System.Int64

The starting position of the range to lock. The value of this parameter must be equal to or greater than 0 (zero).

length
Type: System.Int64

The number of bytes to lock.

ExceptionCondition
ArgumentOutOfRangeException

position or length is negative.

ObjectDisposedException

The file is closed.

IOException

The process cannot access the file because another process has locked a portion of the file.

Locking a range of a file stream gives the threads of the locking process exclusive access to that range of the file stream.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5

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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