UnifiedAutomation.UaServer.ExternalDataSource Class Reference

A base type which handles the MonitoredItems for a Variable representing an external DataSource. More...

Public Member Functions
virtual double	StartMonitoring (MonitoredItemHandle itemHandle, string indexRange, QualifiedName dataEncoding, double samplingInterval, MonitoringMode monitoringMode, DataChangeEventHandler callback)
	Adds a monitored item to the datasource. More...
virtual double	ModifyMonitoring (uint monitoredItemId, double samplingInterval)
	Modifies the monitoring for for a monitored item belonging to the datasource. More...
virtual double	SetMonitoringMode (uint monitoredItemId, MonitoringMode monitoringMode)
	Changes the monitoring mode for a monitored item belonging to the datasource. More...
virtual double	StopMonitoring (uint monitoredItemId)
	Removes a monitoring items from the datasource. More...
double	GetMinSamplingInterval ()
	Gets the shortest sampling interval. More...

Properties
DataValue	CachedValue [get, set]
	Gets or sets the cached value. More...
ExternalDataSourceMonitoredItem[]	MonitoredItems [get, set]
	Gets or sets the monitored items. More...

Detailed Description

A base type which handles the MonitoredItems for a Variable representing an external DataSource.

Member Function Documentation

double UnifiedAutomation.UaServer.ExternalDataSource.GetMinSamplingInterval ( )

inline

Gets the shortest sampling interval.

Returns

The shortest sampling interval. MinimumSamplingIntervals.Indeterminate if all monitored items are disabled.

virtual double UnifiedAutomation.UaServer.ExternalDataSource.ModifyMonitoring ( uint  monitoredItemId, double  samplingInterval  )

inlinevirtual

Modifies the monitoring for for a monitored item belonging to the datasource.

Parameters

monitoredItemId	The monitored item id.
samplingInterval	The new sampling interval.

Returns

The shortest sampling interval. MinimumSamplingIntervals.Indeterminate if all monitored items are disabled.

virtual double UnifiedAutomation.UaServer.ExternalDataSource.SetMonitoringMode ( uint  monitoredItemId, MonitoringMode  monitoringMode  )

inlinevirtual

Changes the monitoring mode for a monitored item belonging to the datasource.

Parameters

monitoredItemId	The monitored item id.
monitoringMode	The monitoring mode.

Returns

The shortest sampling interval. MinimumSamplingIntervals.Indeterminate if all monitored items are disabled.

virtual double UnifiedAutomation.UaServer.ExternalDataSource.StartMonitoring ( MonitoredItemHandle  itemHandle, string  indexRange, QualifiedName  dataEncoding, double  samplingInterval, MonitoringMode  monitoringMode, DataChangeEventHandler  callback  )

inlinevirtual

Adds a monitored item to the datasource.

Parameters

itemHandle	The item handle.
indexRange	The index range.
dataEncoding	The data encoding.
samplingInterval	The sampling interval.
monitoringMode	The monitoring mode.
callback	The callback.

Returns

The shortest sampling interval. MinimumSamplingIntervals.Indeterminate if all monitored items are disabled.

virtual double UnifiedAutomation.UaServer.ExternalDataSource.StopMonitoring ( uint  monitoredItemId )

inlinevirtual

Removes a monitoring items from the datasource.

Parameters

monitoredItemId

The monitored item id.

Returns

The shortest sampling interval. MinimumSamplingIntervals.Indeterminate if all monitored items are disabled.

Property Documentation

DataValue UnifiedAutomation.UaServer.ExternalDataSource.CachedValue

getset

Gets or sets the cached value.

The cached value.

ExternalDataSourceMonitoredItem [] UnifiedAutomation.UaServer.ExternalDataSource.MonitoredItems

getset

Gets or sets the monitored items.

The monitored items.

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The documentation for this class was generated from the following file:

• D:/work/uasdknet_master/src/UaServer/NodeManager/BaseNodeManagerEx.cs