IsolatedStorageFileStream.Lock(Int64, Int64) Method
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Prevents other processes from reading from or writing to the stream.
public:
override void Lock(long position, long length);[System.Runtime.Versioning.UnsupportedOSPlatform("macos")]
public override void Lock(long position, long length);public override void Lock(long position, long length);[<System.Runtime.Versioning.UnsupportedOSPlatform("macos")>]
override this.Lock : int64 * int64 -> unitoverride this.Lock : int64 * int64 -> unitPublic Overrides Sub Lock (position As Long, length As Long)- position
- Int64
The starting position of the range to lock. The value of this parameter must be equal to or greater than 0 (zero).
- length
- Int64
The number of bytes to lock.
- Attributes
position or length is negative.
The file is closed.
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.
| Product | Versions |
|---|---|
| .NET | Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10 |
| .NET Framework | 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
| .NET Standard | 2.0, 2.1 |
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