OPC Studio User's Guide and Reference
SearchSecurityGroup(IUAReadOnlyPubSubSecurityKeyService,String) Method



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.PubSub.SecurityKeyService.Extensions Namespace > IUAReadOnlyPubSubSecurityKeyServiceExtension Class > SearchSecurityGroup Method : SearchSecurityGroup(IUAReadOnlyPubSubSecurityKeyService,String) Method
OPC UA PubSub security key service (read-only).
The Id of the security group.
Searches for the security group in the whole PubSub security key service, and returns the security group folder path it is in.
Syntax
'Declaration
 
<ExtensionAttribute()>
<CanBeNullAttribute()>
<ElementsNotNullAttribute()>
Public Overloads Shared Function SearchSecurityGroup( _
   ByVal readOnlyPubSubSecurityKeyService As IUAReadOnlyPubSubSecurityKeyService, _
   ByVal securityGroupId As String _
) As String()
'Usage
 
Dim readOnlyPubSubSecurityKeyService As IUAReadOnlyPubSubSecurityKeyService
Dim securityGroupId As String
Dim value() As String
 
value = IUAReadOnlyPubSubSecurityKeyServiceExtension.SearchSecurityGroup(readOnlyPubSubSecurityKeyService, securityGroupId)
[Extension()]
[CanBeNull()]
[ElementsNotNull()]
public static string[] SearchSecurityGroup( 
   IUAReadOnlyPubSubSecurityKeyService readOnlyPubSubSecurityKeyService,
   string securityGroupId
)
[Extension()]
[CanBeNull()]
[ElementsNotNull()]
public:
static array<String^>^ SearchSecurityGroup( 
   IUAReadOnlyPubSubSecurityKeyService^ readOnlyPubSubSecurityKeyService,
   String^ securityGroupId
) 

Parameters

readOnlyPubSubSecurityKeyService
OPC UA PubSub security key service (read-only).
securityGroupId
The Id of the security group.

Return Value

Returns an array of security group folder names that represents the security group folder path of the security group folder where the security group with Id securityGroupId resides. Returns null if the specified security group Id does not exist in the PubSub security key service.
Exceptions
ExceptionDescription

A null reference (Nothing in Visual Basic) is passed to a method that does not accept it as a valid argument.

This is a usage error, i.e. it will never occur (the exception will not be thrown) in a correctly written program. Your code should not catch this exception.

The OPC UA operation has failed. This operation exception in uniformly used to allow common handling of various kinds of errors. The System.Exception.InnerException always contains information about the actual error cause.

This is an operation error that depends on factors external to your program, and thus cannot be always avoided. Your code must handle it appropriately.

There is a logical error in the OPC UA operation.

This is an operation error that depends on factors external to your program, and thus cannot be always avoided. Your code must handle it appropriately.

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