The NodeOPCUA API The NodeOPCUA API

  • API Docs for Version: 0.5.4

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    ClientSidePublishEngine Class

    Defined in: packages\node-opcua-client\src\client_publish_engine.js:14
    Module: opcua.client

    A client side implementation to deal with publish service.

    The ClientSidePublishEngine encapsulates the mechanism to deal with a OPCUA Server and constantly sending PublishRequest The ClientSidePublishEngine also performs notification acknowledgements. Finally, ClientSidePublishEngine dispatch PublishResponse to the correct Subscription id callback

    Constructor

    ClientSidePublishEngine

    (
    • session
    )

    Defined in packages\node-opcua-client\src\client_publish_engine.js:14

    Parameters:

    Methods

    acknowledge_notification

    (
    • subscriptionId
    • sequenceNumber
    )

    Defined in packages\node-opcua-client\src\client_publish_engine.js:61

    Parameters:

    • subscriptionId Number

      the subscription id

    • sequenceNumber Number

      the sequence number

    getSubscription

    (
    • subscriptionId
    )
    Subscription | Null

    Defined in packages\node-opcua-client\src\client_publish_engine.js:333

    get the client subscription from Id

    Parameters:

    • subscriptionId Number

      the subscription Id

    Returns:

    Subscription | Null:

    registerSubscription

    (
    • subscription.subscriptionId
    • subscription.timeoutHint
    • subscription.onNotificationMessage
    )

    Defined in packages\node-opcua-client\src\client_publish_engine.js:261

    Parameters:

    • subscription.subscriptionId Object
    • subscription.timeoutHint Object
    • subscription.onNotificationMessage Function

      callback

    unregisterSubscription

    (
    • subscriptionId
    )

    Defined in packages\node-opcua-client\src\client_publish_engine.js:305

    Parameters:

    • subscriptionId Object

    Properties

    subscriptionCount

    Number

    Defined in packages\node-opcua-client\src\client_publish_engine.js:249

    the number of active subscriptions managed by this publish engine.