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DataServiceContext.AttachLink Method

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Notifies the DataServiceContext to start tracking the specified link between the source and the specified target entity.

Namespace:  System.Data.Services.Client
Assembly:  System.Data.Services.Client (in System.Data.Services.Client.dll)

Syntax

'Declaration
Public Sub AttachLink ( _
    source As Object, _
    sourceProperty As String, _
    target As Object _
)

public void AttachLink(
    Object source,
    string sourceProperty,
    Object target
)

Parameters

  • sourceProperty
    Type: System.String
    The name of the property on the source object that represents the link between the source and target object.
  • target
    Type: System.Object
    The target object in the link that is bound to the source object specified in this call. The target object must be of the type identified by the source property or a subtype.

Exceptions

Exception Condition
ArgumentNullException

When source, sourceProperty or target are nulla null reference (Nothing in Visual Basic).
InvalidOperationException

When the link binding already exists.

-or-

When the source or target objects are in an Added or Deleted state.

Version Information

Silverlight

Supported in: 5, 4, 3

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.