SqlFileStream.BeginWrite Method (Byte[], Int32, Int32, AsyncCallback, Object)

 

Begins an asynchronous write operation.

Namespace:   System.Data.SqlTypes
Assembly:  System.Data (in System.Data.dll)

[HostProtectionAttribute(SecurityAction.LinkDemand, ExternalThreading = true)]
public override IAsyncResult BeginWrite(
	byte[] buffer,
	int offset,
	int count,
	AsyncCallback callback,
	object state
)

Parameters

buffer
Type: System.Byte[]

The buffer to write data from.

offset
Type: System.Int32

The byte offset in buffer from which to begin writing.

count
Type: System.Int32

The maximum number of bytes to write.

callback
Type: System.AsyncCallback

An optional asynchronous callback, to be called when the write is complete.

state
Type: System.Object

A user-provided object that distinguishes this particular asynchronous write request from other requests.

Return Value

Type: System.IAsyncResult

An IAsyncResult that represents the asynchronous write, which could still be pending.

Exception Condition
NotSupportedException

Writing data is not supported on the stream.

Use the CanWrite property to determine whether the current instance supports writing.

.NET Framework
Available since 2.0
Return to top
Show: