OPC Studio User's Guide and Reference
MessageMappingName Property (_UAPubSubHeader)



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.PubSub.ComTypes Namespace > _UAPubSubHeader Interface : MessageMappingName Property
The name of the message mapping, if known.
Syntax
'Declaration
 
<NotNullAttribute()>
Property MessageMappingName As String
'Usage
 
Dim instance As _UAPubSubHeader
Dim value As String
 
instance.MessageMappingName = value
 
value = instance.MessageMappingName
[NotNull()]
string MessageMappingName {get; set;}
[NotNull()]
property String^ MessageMappingName {
   String^ get();
   void set (    String^ value);
}

Property Value

This value of this property can be null (Nothing in Visual Basic).

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

The default value of this property is "" (String.Empty).

Remarks

Contains "Json", "Uadp", or an empty string if not known.

Knowing the actual message mapping may be useful with the OPC UA PubSub Automatic Message Mapping Recognition feature, because in such case, the message mapping is not unambiguously determined by the transport profile used.

This member or type is for use from COM. It is not meant to be used from .NET or Python. Refer to the corresponding .NET member or type instead, if you are developing in .NET or Python.

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