Cuemon .NET Framework
BeginRead Method

The buffer to read the data into.
The byte offset in buffer at which to begin writing data read from the stream.
The maximum number of bytes to read.
An optional asynchronous callback, to be called when the read is complete.
A user-provided object that distinguishes this particular asynchronous read request from other requests.
Begins an asynchronous read operation.
Syntax
'Declaration
 
Public Overrides Function BeginRead( _
   ByVal buffer() As Byte, _
   ByVal offset As Integer, _
   ByVal count As Integer, _
   ByVal callback As AsyncCallback, _
   ByVal state As Object _
) As IAsyncResult

Parameters

buffer
The buffer to read the data into.
offset
The byte offset in buffer at which to begin writing data read from the stream.
count
The maximum number of bytes to read.
callback
An optional asynchronous callback, to be called when the read is complete.
state
A user-provided object that distinguishes this particular asynchronous read request from other requests.

Return Value

An System.IAsyncResult that represents the asynchronous read, which could still be pending.
Exceptions
ExceptionDescription
System.IO.IOException Attempted an asynchronous read past the end of the stream, or a disk error occurs.
System.ArgumentException One or more of the arguments is invalid.
System.ObjectDisposedException Methods were called after the stream was closed.
System.NotSupportedException The current Stream implementation does not support the read operation.
Requirements

Target Platforms: Windows 8, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also

Reference

HttpResponseFilter Class
HttpResponseFilter Members
Base Implementation in BeginRead

 

 


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