DataServiceContext.BeginLoadProperty Method (Object, String, Uri, AsyncCallback, Object)
Asynchronously loads a page of related entities from the data service by using the supplied next link URI.
Namespace: System.Data.Services.Client
Assembly: Microsoft.Data.Services.Client (in Microsoft.Data.Services.Client.dll)
Syntax
'Declaration
Public Function BeginLoadProperty ( _
entity As Object, _
propertyName As String, _
nextLinkUri As Uri, _
callback As AsyncCallback, _
state As Object _
) As IAsyncResult
'Usage
Dim instance As DataServiceContext
Dim entity As Object
Dim propertyName As String
Dim nextLinkUri As Uri
Dim callback As AsyncCallback
Dim state As Object
Dim returnValue As IAsyncResult
returnValue = instance.BeginLoadProperty(entity, _
propertyName, nextLinkUri, callback, _
state)
public IAsyncResult BeginLoadProperty(
Object entity,
string propertyName,
Uri nextLinkUri,
AsyncCallback callback,
Object state
)
public:
IAsyncResult^ BeginLoadProperty(
Object^ entity,
String^ propertyName,
Uri^ nextLinkUri,
AsyncCallback^ callback,
Object^ state
)
member BeginLoadProperty :
entity:Object *
propertyName:string *
nextLinkUri:Uri *
callback:AsyncCallback *
state:Object -> IAsyncResult
public function BeginLoadProperty(
entity : Object,
propertyName : String,
nextLinkUri : Uri,
callback : AsyncCallback,
state : Object
) : IAsyncResult
Parameters
- entity
Type: System.Object
The entity that contains the property to load.
- propertyName
Type: System.String
The name of the property of the specified entity to load.
- nextLinkUri
Type: System.Uri
The URI used to load the next results page.
- 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.
Remarks
When entity is in an Unchanged or Modified state, the related entities are loaded in the Unchanged state, and the links between the entities are also created in an Unchanged state.
When entity is in a Deleted state, the related entities are loaded in the Unchanged state, and the links between the entities are created in the Deleted state.