'Declaration
 
Protected MustOverride Function DoOpenRead( _
   ByVal session As FileSystemEventsSession, _
   ByVal share As FileShare, _
   ByVal fileOptions As FileOptions _
) As Stream

'Usage
 
Dim instance As AbstractFile
Dim session As FileSystemEventsSession
Dim share As FileShare
Dim fileOptions As FileOptions
Dim value As Stream
 
value = instance.DoOpenRead(session, share, fileOptions)

protected abstract Stream DoOpenRead( 
   FileSystemEventsSession session,
   FileShare share,
   FileOptions fileOptions
)

Parameters

session

A reference to a FileSystemEventsSession object which is responsible for raising all events that occur during the process.

share

A System.IO.FileShare constant that determines how the file will be shared by different processes.

fileOptions

Return Value

The returned stream should be guaranteed to be readable, but does not have to be seekable.

The share parameter should allow control over how the file is shared by different processes. If the values defined in this enumeration are not supported, an exception should thrown.

Target Platforms: 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

Reference

AbstractFile Class
AbstractFile Members