OPC Studio User's Guide and Reference
RequiresResolution Method (UASubscribeDataSetFilter)



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.PubSub Namespace > UASubscribeDataSetFilter Class : RequiresResolution Method
The URI string of the PubSub transport profile.

The value of this parameter cannot be null (Nothing in Visual Basic).

Determines whether the (standard) topic tree is used.
Determines whether the filter requires resolution with specified transport profile URI string.
Syntax
'Declaration
 
Public Function RequiresResolution( _
   ByVal transportProfileUriString As String, _
   ByVal assumeTopicTree As Boolean _
) As Boolean
'Usage
 
Dim instance As UASubscribeDataSetFilter
Dim transportProfileUriString As String
Dim assumeTopicTree As Boolean
Dim value As Boolean
 
value = instance.RequiresResolution(transportProfileUriString, assumeTopicTree)
public bool RequiresResolution( 
   string transportProfileUriString,
   bool assumeTopicTree
)
public:
bool RequiresResolution( 
   String^ transportProfileUriString,
   bool assumeTopicTree
) 

Parameters

transportProfileUriString
The URI string of the PubSub transport profile.

The value of this parameter cannot be null (Nothing in Visual Basic).

assumeTopicTree
Determines whether the (standard) topic tree is used.

Return Value

Returns true if the filter requires resolution with the transport profile specified by transportProfileUriString; returns false otherwise.
Remarks

When topic tree is assumed (assumeTopicTree is true), the filter never requires resolution.

Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows

See Also