GraphLinkCollection.GetOrCreate Method (String, String, String, GraphCategory)
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Attempts to get the link with the specified source, target. If not found, a new link will be created. It also adds the specified category if it is not already defined. It also creates the source and target Node if those are not already defined (and these are created with no category).
Namespace: Microsoft.VisualStudio.GraphModel
Assembly: Microsoft.VisualStudio.GraphModel (in Microsoft.VisualStudio.GraphModel.dll)
Syntax
'Declaration
Public Function GetOrCreate ( _
sourceId As String, _
targetId As String, _
label As String, _
category As GraphCategory _
) As GraphLink
public GraphLink GetOrCreate(
string sourceId,
string targetId,
string label,
GraphCategory category
)
public:
GraphLink^ GetOrCreate(
String^ sourceId,
String^ targetId,
String^ label,
GraphCategory^ category
)
member GetOrCreate :
sourceId:string *
targetId:string *
label:string *
category:GraphCategory -> GraphLink
public function GetOrCreate(
sourceId : String,
targetId : String,
label : String,
category : GraphCategory
) : GraphLink
Parameters
sourceId
Type: System.Stringsource of the link
targetId
Type: System.Stringtarget of the link
label
Type: System.Stringdisplayable label of the link
category
Type: Microsoft.VisualStudio.GraphModel.GraphCategorylink category
Return Value
Type: Microsoft.VisualStudio.GraphModel.GraphLink
the link that was found or created
Exceptions
Exception | Condition |
---|---|
ArgumentNullException | thrown is sourceId or targetId is null or empty string |
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.