DataServiceContext.BeginGetReadStream Method (Object, String, DataServiceRequestArgs, AsyncCallback, Object)
Asynchronously gets a named binary data stream that belongs to the specified entity, by using the specified message headers.
Namespace: System.Data.Services.Client
Assembly: Microsoft.Data.Services.Client (in Microsoft.Data.Services.Client.dll)
Syntax
'Declaration
Public Function BeginGetReadStream ( _
entity As Object, _
name As String, _
args As DataServiceRequestArgs, _
callback As AsyncCallback, _
state As Object _
) As IAsyncResult
'Usage
Dim instance As DataServiceContext
Dim entity As Object
Dim name As String
Dim args As DataServiceRequestArgs
Dim callback As AsyncCallback
Dim state As Object
Dim returnValue As IAsyncResult
returnValue = instance.BeginGetReadStream(entity, _
name, args, callback, state)
public IAsyncResult BeginGetReadStream(
Object entity,
string name,
DataServiceRequestArgs args,
AsyncCallback callback,
Object state
)
public:
IAsyncResult^ BeginGetReadStream(
Object^ entity,
String^ name,
DataServiceRequestArgs^ args,
AsyncCallback^ callback,
Object^ state
)
member BeginGetReadStream :
entity:Object *
name:string *
args:DataServiceRequestArgs *
callback:AsyncCallback *
state:Object -> IAsyncResult
public function BeginGetReadStream(
entity : Object,
name : String,
args : DataServiceRequestArgs,
callback : AsyncCallback,
state : Object
) : IAsyncResult
Parameters
- entity
Type: System.Object
The entity that has the binary data stream to retrieve.
- name
Type: System.String
The name of the binary stream to request.
- args
Type: System.Data.Services.Client.DataServiceRequestArgs
Instance of the DataServiceRequestArgs class that contains settings for the HTTP request message.
- callback
Type: System.AsyncCallback
Delegate to invoke when results are available for client consumption.
- state
Type: System.Object
User-defined state object passed to the callback.
Return Value
Type: System.IAsyncResult
An IAsyncResult object that is used to track the status of the asynchronous operation.