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Scope: Core (OPC-10000-*) All specs

12 result(s) for ActionMetaData

OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

5.4.3 Actions

Address Space or business logic in an OPC UA PubSub application. The ActionMetaData consists of the DataSetMetaData for the request message, the DataSetMetaData for the response message and a list ... Action and the Methods on the different Object instances are the Action targets. The ActionMetaData as a contract is provided by the Responder and used by the Requestor to execute
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.3.10.1 General

Methods . The Action targets, ActionRequest and ActionResponse information is the input to the ActionMetaData . The parameter RequestDataSetMetaData defines the content of the ActionRequest . The DataSetMetaData parameter of the PublishedDataSet defines
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.3.10.3 ActionTargets

list of Action targets that can be invoked with the signature defined by the ActionMetaData . The DataType ActionTargetDataType represents the configuration information for one Action target. The ActionTargetDataType is formally ... UInt16 The numeric identifier assigned to the Action target which is unique within one ActionMetaData . It is used to address the Action target in combination with the PublisherId
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.11.2.2 Action execution sequence

Action execution sequence The Action execution sequence and the related ActionMetaData for an Action execution through a reliable transport protocol like MQTT is described in Figure 26 . Figure 26 - Action ... reliable transport protocol like UDP is described in Figure 27 . The related ActionMetaData is described in Figure 26 . It shows the use of the ActionState for a non-reliable transport
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.2 MessageType mapping

ActionRequest Action request message Defined in 7.2.4.5.9 . ActionResponse Action response message Defined in 7.2.4.5.10 . ActionMetaData Discovery ActionMetaData announce Defined in 7.2.4.6.11 . ActionResponder Discovery ActionResponder configuration announce Defined
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.5.9 Action request message

UInt16 The numeric identifier assigned to the Action target which is unique within one ActionMetaData . It is used to address the Action in combination with the PublisherId and the DataSetWriterId
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.5.10 Action response message

UInt16 The numeric identifier assigned to the Action target which is unique within one ActionMetaData . It is used to address the Action in combination with the PublisherId and the DataSetWriterId
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.6.11 ActionMetaData announcement message

ActionMetaData announcement message The encoding of the ActionMetaData message structure is specified in Table 177 . The Responder shall send this message without a corresponding discovery probe if the configuration ... Action changed. Table 177 - ActionMetaData announcement message structure Name Type Description DataSetWriterId UInt16 DataSetWriterId of the Actions described with the MetaData . ActionTargets ActionTargetDataType[] The set of Action targets that
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.5.5.7 ActionMetaData

ActionMetaData A NetworkMessage with MessageType ActionMetaData is a JSON object with the fields defined in Table 193 . All fields are encoded using CompactEncoding OPC UA JSON Data Encoding defined ... Table 193 - JSON ActionMetaData definition Name Type Description MessageId String A globally unique identifier for the message. This value is mandatory. MessageType String This value shall be "ua-action
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.5.6.1 Action NetworkMessage

ActionResponse messages with a layout defined by the Request and Response fields in the ActionMetaData . The Action execution sequences and execution related request and response message values are defined
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.5.6.2 ActionRequest

UInt16 The numeric identifier assigned to the Action target which is unique within one ActionMetaData . This value is mandatory. It is used to address the Action target in combination with ... WriterGroupName is contained in the NetworkMessage header. MetaDataVersion ConfigurationVersionDataType The version of the ActionMetaData Request which describes the contents of the Payload . The presence of the value depends
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.5.6.3 ActionResponse

UInt16 The numeric identifier assigned to the Action target which is unique within one ActionMetaData . This value is mandatory. It is used to address the Action target in combination with ... WriterGroupName is contained in the NetworkMessage header. MetaDataVersion ConfigurationVersionDataType The version of the ActionMetaData Response which describes the contents of the Payload . The presence of the value depends