C# Класс Opc.Ua.Sample.DataChangeMonitoredItem

Provides a basic monitored item implementation which does not support queuing.

Наследование: IDataChangeMonitoredItem

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Открытые методы

Метод	Описание
DataChangeMonitoredItem ( MonitoredNode source, uint id, uint attributeId, NumericRange indexRange, QualifiedName dataEncoding, DiagnosticsMasks diagnosticsMasks, TimestampsToReturn timestampsToReturn, MonitoringMode monitoringMode, uint clientHandle, double samplingInterval, bool alwaysReportUpdates ) : System	Constructs a new instance.
DataChangeMonitoredItem ( MonitoredNode source, uint id, uint attributeId, NumericRange indexRange, QualifiedName dataEncoding, DiagnosticsMasks diagnosticsMasks, TimestampsToReturn timestampsToReturn, MonitoringMode monitoringMode, uint clientHandle, double samplingInterval, uint queueSize, bool discardOldest, DataChangeFilter filter, Range range, bool alwaysReportUpdates ) : System	Constructs a new instance.
GetCreateResult ( MonitoredItemCreateResult &result ) : ServiceResult	Returns the results for the create request.
GetModifyResult ( MonitoredItemModifyResult &result ) : ServiceResult	Returns the results for the modify request.
Modify ( DiagnosticsMasks diagnosticsMasks, TimestampsToReturn timestampsToReturn, uint clientHandle, double samplingInterval ) : ServiceResult	Modifies the monitored item parameters,
Modify ( DiagnosticsMasks diagnosticsMasks, TimestampsToReturn timestampsToReturn, uint clientHandle, double samplingInterval, uint queueSize, bool discardOldest, DataChangeFilter filter, Range range ) : ServiceResult	Modifies the monitored item parameters,
Publish ( OperationContext context, Queue notifications, Queue diagnostics ) : bool	Called by the subscription to publish any notification.
QueueValue ( DataValue value, ServiceResult error ) : void	Queues a new data change.
SetMonitoringMode ( MonitoringMode monitoringMode ) : MonitoringMode	Changes the monitoring mode.
SetSemanticsChanged ( ) : void	Sets a flag indicating that the semantics for the monitored node have changed. The StatusCode for next value reported by the monitored item will have the SemanticsChanged bit set.
SetStructureChanged ( ) : void	Sets a flag indicating that the structure of the monitored node has changed. The StatusCode for next value reported by the monitored item will have the StructureChanged bit set.
ValueChanged ( ISystemContext context ) : void	Called when the attribute being monitored changed. Reads and queues the value.

Приватные методы

Метод	Описание
IncrementSampleTime ( ) : void	Increments the sample time to the next interval.
Publish ( OperationContext context, DataValue value, ServiceResult error, Queue notifications, Queue diagnostics ) : void	Publishes a value.

Описание методов

DataChangeMonitoredItem() публичный Метод

Constructs a new instance.

public DataChangeMonitoredItem ( MonitoredNode source, uint id, uint attributeId, NumericRange indexRange, QualifiedName dataEncoding, DiagnosticsMasks diagnosticsMasks, TimestampsToReturn timestampsToReturn, MonitoringMode monitoringMode, uint clientHandle, double samplingInterval, bool alwaysReportUpdates ) : System
source	MonitoredNode
id	uint
attributeId	uint
indexRange	NumericRange
dataEncoding	QualifiedName
diagnosticsMasks	DiagnosticsMasks
timestampsToReturn	TimestampsToReturn
monitoringMode	MonitoringMode
clientHandle	uint
samplingInterval	double
alwaysReportUpdates	bool
Результат	System

DataChangeMonitoredItem() публичный Метод

Constructs a new instance.

public DataChangeMonitoredItem ( MonitoredNode source, uint id, uint attributeId, NumericRange indexRange, QualifiedName dataEncoding, DiagnosticsMasks diagnosticsMasks, TimestampsToReturn timestampsToReturn, MonitoringMode monitoringMode, uint clientHandle, double samplingInterval, uint queueSize, bool discardOldest, DataChangeFilter filter, Range range, bool alwaysReportUpdates ) : System
source	MonitoredNode
id	uint
attributeId	uint
indexRange	NumericRange
dataEncoding	QualifiedName
diagnosticsMasks	DiagnosticsMasks
timestampsToReturn	TimestampsToReturn
monitoringMode	MonitoringMode
clientHandle	uint
samplingInterval	double
queueSize	uint
discardOldest	bool
filter	DataChangeFilter
range	Range
alwaysReportUpdates	bool
Результат	System

GetCreateResult() публичный Метод

Returns the results for the create request.

public GetCreateResult ( MonitoredItemCreateResult &result ) : ServiceResult
result	MonitoredItemCreateResult
Результат	ServiceResult

GetModifyResult() публичный Метод

Returns the results for the modify request.

public GetModifyResult ( MonitoredItemModifyResult &result ) : ServiceResult
result	MonitoredItemModifyResult
Результат	ServiceResult

Modify() публичный Метод

Modifies the monitored item parameters,

public Modify ( DiagnosticsMasks diagnosticsMasks, TimestampsToReturn timestampsToReturn, uint clientHandle, double samplingInterval ) : ServiceResult
diagnosticsMasks	DiagnosticsMasks
timestampsToReturn	TimestampsToReturn
clientHandle	uint
samplingInterval	double
Результат	ServiceResult

Modify() публичный Метод

Modifies the monitored item parameters,

public Modify ( DiagnosticsMasks diagnosticsMasks, TimestampsToReturn timestampsToReturn, uint clientHandle, double samplingInterval, uint queueSize, bool discardOldest, DataChangeFilter filter, Range range ) : ServiceResult
diagnosticsMasks	DiagnosticsMasks
timestampsToReturn	TimestampsToReturn
clientHandle	uint
samplingInterval	double
queueSize	uint
discardOldest	bool
filter	DataChangeFilter
range	Range
Результат	ServiceResult

Publish() публичный Метод

Called by the subscription to publish any notification.

public Publish ( OperationContext context, Queue notifications, Queue diagnostics ) : bool
context	Opc.Ua.Server.OperationContext
notifications	Queue
diagnostics	Queue
Результат	bool

QueueValue() публичный Метод

Queues a new data change.

public QueueValue ( DataValue value, ServiceResult error ) : void
value	DataValue
error	ServiceResult
Результат	void

SetMonitoringMode() публичный Метод

Changes the monitoring mode.

public SetMonitoringMode ( MonitoringMode monitoringMode ) : MonitoringMode
monitoringMode	MonitoringMode
Результат	MonitoringMode

SetSemanticsChanged() публичный Метод

Sets a flag indicating that the semantics for the monitored node have changed.

The StatusCode for next value reported by the monitored item will have the SemanticsChanged bit set.

public SetSemanticsChanged ( ) : void
Результат	void

SetStructureChanged() публичный Метод

Sets a flag indicating that the structure of the monitored node has changed.

The StatusCode for next value reported by the monitored item will have the StructureChanged bit set.

public SetStructureChanged ( ) : void
Результат	void

ValueChanged() публичный Метод

Called when the attribute being monitored changed. Reads and queues the value.

public ValueChanged ( ISystemContext context ) : void
context	ISystemContext
Результат	void