public SetQueueSize ( uint queueSize, bool discardOldest, DiagnosticsMasks diagnosticsMasks ) : void | ||
queueSize | uint | The new queue size. |
discardOldest | bool | Whether to discard the oldest values if the queue overflows. |
diagnosticsMasks | DiagnosticsMasks | Specifies which diagnostics which should be kept in the queue. |
리턴 | void |
/// <summary> /// Constructs a new instance. /// </summary> 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) { m_source = source; m_id = id; m_attributeId = attributeId; m_indexRange = indexRange; m_dataEncoding = dataEncoding; m_timestampsToReturn = timestampsToReturn; m_diagnosticsMasks = diagnosticsMasks; m_monitoringMode = monitoringMode; m_clientHandle = clientHandle; m_samplingInterval = samplingInterval; m_nextSampleTime = DateTime.UtcNow.Ticks; m_readyToPublish = false; m_readyToTrigger = false; m_resendData = false; m_queue = null; m_filter = filter; m_range = 0; m_alwaysReportUpdates = alwaysReportUpdates; if (range != null) { m_range = range.High - range.Low; } if (queueSize > 1) { m_queue = new MonitoredItemQueue(id); m_queue.SetQueueSize(queueSize, discardOldest, diagnosticsMasks); m_queue.SetSamplingInterval(samplingInterval); } }