ExecuteAsync(IEntityQuery,Action<EntityQueryOperation>,Object) Method

Visual Basic
C#

'Declaration
 
<ExtensionAttribute()>
Public Overloads Shared Function ExecuteAsync( _
   ByVal query As IEntityQuery, _
   ByVal userCallback As Action(Of EntityQueryOperation), _
   Optional ByVal userState As Object _
) As EntityQueryOperation

'Usage
 
Dim query As IEntityQuery
Dim userCallback As Action(Of EntityQueryOperation)
Dim userState As Object
Dim value As EntityQueryOperation
 
value = EntityQueryAsyncExtensions.ExecuteAsync(query, userCallback, userState)

[Extension()]
public static EntityQueryOperation ExecuteAsync( 
   IEntityQuery query,
   Action<EntityQueryOperation> userCallback,
   object userState
)

Parameters

query: This query
userCallback: Callback invoked when the query completes
userState: Token to identify the query upon completion

Provide a userCallback if you want to be notified when the operation completes. The query results will be returned in the IdeaBlade.EntityModel.EntityQueriedEventArgs passed to the userCallback. Use the userState to uniquely identify this call.

C#

DomainModelEntityManager mgr = new DomainModelEntityManager();

var query = mgr.Customers.Where(c => c.Country == "UK");
query.ExecuteAsync(op => {
  var customers = op.Results;
});

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

EntityQueryAsyncExtensions Class
EntityQueryAsyncExtensions Members
Overload List
ExecuteQueryAsync(IEntityQuery) Method