UA Part 14: PubSub - 9.1.7 DataSetWriter Model

Figure 42depicts the ObjectTypefor the PubSub DataSetWritermodel and its components and the relations to other parts of the model.

Figure 42– DataSet Writer Model Overview

9.1.7.2 DataSetWriterType

An instance of this ObjectTyperepresents the configuration for a DataSetWriter. The DataSetWriterTypeis formally defined Table 123.

Table 123– DataSetWriterType Definition

Attribute	Value
BrowseName	DataSetWriterType
IsAbstract	False
References	Node Class	BrowseName	DataType	TypeDefinition	Modelling Rule
Subtype of BaseObjectType defined in Part 5
HasProperty	Variable	DataSetWriterId	UInt16	PropertyType	Mandatory
HasProperty	Variable	DataSetField‌ContentMask	DataSetField ContentMask	PropertyType	Mandatory
HasProperty	Variable	KeyFrameCount	UInt32	PropertyType	Optional
HasProperty	Variable	DataSetWriterProperties	KeyValuePair[]	PropertyType	Mandatory
HasComponent	Object	TransportSettings		DataSetWriterTransportType	Optional
HasComponent	Object	MessageSettings		DataSetWriterMessageType	Optional
HasComponent	Object	Status		PubSubStatusType	Mandatory
HasComponent	Object	Diagnostics		PubSubDiagnostics‌DataSetWriterType	Optional

The DataSetWriterIdis defined in 6.2.3.1.

The DataSetFieldContentMaskis defined in 6.2.3.2.

The KeyFrameCountis defined in 6.2.3.3. The Propertyshall be present for PublishedDataSetsthat provide cyclic updates of the DataSet.

The DataSetWriterPropertiesis defined in 6.2.3.4.

The transport protocol mapping specific setting settings are provided in the optional Object TransportSettings. The DataSetWriterTransportTypeis defined in 9.1.7.3. The Objectshall be present if the transport protocol mapping defines specific parameters.

The message mapping specific setting settings are provided in the optional Object MessageSettings. The DataSetWriterMessageTypeis defined in 9.1.7.4. The Objectshall be present if the message mapping defines specific parameters.

The Status Objectprovides the current operational status of the DataSetWriter. The PubSubStatusTypeis defined in 9.1.10. The state machine for the status and the relation to other PubSub Objectslike PubSubConnectionand PubSubGroupis defined in 6.2.1.

The Diagnostics Object provides the current diagnostic information for a DataSetWriterType Object. The PubSubDiagnosticsDataSetWriterTypeis defined in 9.1.11.11.

9.1.7.3 DataSetWriterTransportType

This ObjectTypeis the abstract base type for Objectsdefining protocol specific transport settings of DataSetMessages. The DataSetWriterTransportTypeis formally defined Table 124.

Table 124– DataSetWriterTransportType Definition

Attribute	Value
BrowseName	DataSetWriterTransportType
IsAbstract	True
References	Node Class	BrowseName	DataType	TypeDefinition	Modelling Rule
Subtype of BaseObjectType defined in Part 5
HasSubtype	ObjectType	BrokerDataSetWriterTransportType	Defined in 9.3.2.3.

9.1.7.4 DataSetWriterMessageType

This ObjectTypeis the abstract base type for Objectsrepresenting message mapping specific settingsforDataSetWriters. The DataSetWriterMessageTypeis formally defined in Table 125.

Table 125– DataSetWriterMessageType Definition

Attribute	Value
BrowseName	DataSetWriterMessageType
IsAbstract	True
References	Node Class	BrowseName	DataType	TypeDefinition	Modelling Rule
Subtype of BaseObjectType
HasSubtype	ObjectType	UadpDataSetWriterMessageType	Defined in 9.2.1.2.
HasSubtype	ObjectType	JsonDataSetWriterMessageType	Defined in 9.2.2.2.