Commands And Events
The Worker module has the following Commands and Events:
Events
| Name | Description | Event Type |
|---|---|---|
| ExternalItems | Timer event for handling of external items. By default, the command 'HandleExternalItems' is connected to this event, but that can be modified. The timer resolution is specified by the 'ExchangeRate' property. | Timer |
| ExternalItemsHandled_DataPush | This event is fired after it has executed a HandleExternalItems_DataPush command. The data push package part of this ExternalItemsHandled_DataPush event, are all the resulting VQTs (Function items, ordinary external item transfer, etc.) from the HandleExternalItems_DataPush command. On this ExternalItemsHandled_DataPush event, one can hook any _DataPush command(s) (Log; Scan; UaServerUpdateMonitorItems; HandleExternalItems), to chain a path of execution with data transferred alongside. See also: APIS data transfer mechanism; Data Push | Timer |
| TrigEvt1 | Event triggered by a TrigEvtBrokerCmd item with 'EventBrokerEntry=TrigEvt1' | Normal |
| TrigEvt2 | Event triggered by a TrigEvtBrokerCmd item with 'EventBrokerEntry=TrigEvt2' | Normal |
| TrigEvt3 | Event triggered by a TrigEvtBrokerCmd item with 'EventBrokerEntry=TrigEvt3' | Normal |
| TrigEvt4 | Event triggered by a TrigEvtBrokerCmd item with 'EventBrokerEntry=TrigEvt4' | Normal |
| TrigEvt5 | Event triggered by a TrigEvtBrokerCmd item with 'EventBrokerEntry=TrigEvt5' | Normal |
| TrigEvt6 | Event triggered by a TrigEvtBrokerCmd item with 'EventBrokerEntry=TrigEvt6' | Normal |
| TrigEvt7 | Event triggered by a TrigEvtBrokerCmd item with 'EventBrokerEntry=TrigEvt7' | Normal |
| TrigEvt8 | Event triggered by a TrigEvtBrokerCmd item with 'EventBrokerEntry=TrigEvt8' | Normal |
Commands
| Name | Description | Command Type |
|---|---|---|
| HandleExternalItems | Command for reading external items. When fired, the module will read all its external items, and update/notify the ones that has changed. | Synchronous |
| HandleExternalItems_DataPush | This command ensure that all samples for all items and samples in the data push package are applied/used in the external item manager, including in services as Data Validation, Ext Items Transfer Control, etc. See also: APIS data transfer mechanism; Data Push | Synchronous |
| UpdateItemTimestamp | Command used for updating the value of the item specified in the 'TimeReferenceItem' property, when configured. | Synchronous |
See also Commands And Events