SelfServicingExtensionMethods.GetFirstAsync<T> Method (IDao, DynamicQuery<T>, ITransaction, CancellationToken) |
Namespace:
SD.LLBLGen.Pro.QuerySpec.SelfServicing
Assembly:
SD.LLBLGen.Pro.ORMSupportClasses (in SD.LLBLGen.Pro.ORMSupportClasses.dll) Version: 5.4.0.0 (5.4.0)
Syntaxpublic static Task<T> GetFirstAsync<T>(
this IDao dao,
DynamicQuery<T> query,
ITransaction transactionToUse,
CancellationToken cancellationToken
)
<ExtensionAttribute>
Public Shared Function GetFirstAsync(Of T) (
dao As IDao,
query As DynamicQuery(Of T),
transactionToUse As ITransaction,
cancellationToken As CancellationToken
) As Task(Of T)
Parameters
- dao
- Type: SD.LLBLGen.Pro.ORMSupportClasses.IDao
The DAO. - query
- Type: SD.LLBLGen.Pro.QuerySpec.DynamicQuery<T>
The query. - transactionToUse
- Type: SD.LLBLGen.Pro.ORMSupportClasses.ITransaction
The transaction to use. - cancellationToken
- Type: System.Threading.CancellationToken
The cancellation token.
Type Parameters
- T
Return Value
Type:
Task<T>
the first object in the resultset, or null if the resultset is empty.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type
IDao. When you use instance method syntax to call this method, omit the first parameter. For more information, see
Extension Methods (Visual Basic) or
Extension Methods (C# Programming Guide).
See Also