Reference

OpcApplicationInstance<TTransport, TSecurity> Class

abstract · since v2.6

Namespace

Opc.UaFx

Assembly

Opc.UaFx.Advanced.dll

Package

Opc.UaFx.Advanced v2.59.0

Members

OpcApplicationInstance<TTransport, TSecurity> Members

Also in

Opc.UaFx.Client

Represents the base class of an OPC UA application instance (e.g. a client or a server) using the transport and security settings of the types specified.

Syntax

public abstract class OpcApplicationInstance<TTransport, TSecurity>
    where TTransport : OpcTransport
    where TSecurity : OpcSecurity

Public MustInherit Class OpcApplicationInstance(Of TTransport As OpcTransport, TSecurity As OpcSecurity)

Type parameters

Name	Description
TTransport	The type of the transport settings (see Transport).
TSecurity	The type of the security settings (see Security).

Inheritance

Object → OpcApplicationInstance<TTransport, TSecurity>

Implements

• IDisposable
• IOpcApplicationInstance

Derived types

• OpcClient
• OpcServerBase

Constructors

Name	Description
OpcApplicationInstanceprotected	Initializes a new instance of the OpcApplicationInstance<TTransport, TSecurity> class for an application of the type specified.

Properties

Name	Description
ApplicationNamevirtual	Gets or sets the name of the application.
ApplicationUri	Gets or sets the URI of the application.
Certificate	Gets or sets the application certificate representing the applications identity.
CertificateStores	Gets the OpcCertificateStores instance used to maintain the different certificate stores used by the server application.
Configurationvirtual	Gets or sets an instance of the OpcApplicationConfiguration class which is used as a low-level representation of the code/file based application configuration.
Namespacesabstract · since v2.12	Gets a read-only collection of namespaces used by the application instance.
ProductUrisince v2.10	Gets or sets the URI of the product.
Security	Gets the TSecurity instance used to maintain the different security options used by the application instance.
SystemContextabstract · since v2.11	Gets the OpcContext which is used to store the context sensitive data and configuration used by the current application instance.
Transport	Gets the TTransport instance used to maintain the different transport options used by the application instance.

Methods

Name	Description
ChangeApplicationStateprotected · since v2.50	Changes the ApplicationState of this instance.
CreateSecurityprotected · abstract	When implemented in a derived class; creates and initializes a new instance of the TSecurity which is used for the Security property.
CreateTransportprotected · abstract	When implemented in a derived class; creates and initializes a new instance of the TTransport which is used for the Transport property.
DenyIfIsDisposedprotected	Verifies whether the current IOpcApplicationInstance instance has been already disposed of.
Dispose2 overloads	Releases all resources used by the IOpcApplicationInstance.
IsAddressSupportedstatic · 2 overloads	Determines if the address specified is supported.
OnCertificateRequestedprotected · virtual	Raises the CertificateRequested event of the application instance.
OnCertificateValidationFailedprotected · virtual	Raises the CertificateValidationFailed event of the application instance.
Setupprotected · virtual	Prepares the configuration specified before the application connects to a server or starts: updates the application certificate (see CertificateRequested) and validates the configuration.

Events

Name	Description
CertificateRequested	Occurs when the certificate of this application instance could not automatically determined using the information of this application instance.
CertificateValidationFailed	Occurs when the validation of a opponent application instance certificate does not fulfill the requirements for valid and trusted certificates.

Applies to

Package	Versions
Opc.UaFx.Advanced	v2.6–v2.59