/// <summary>
/// Creates an instance of an event.
/// </summary>
public BaseEventState CreateInstance(ServerSystemContext context, AeEventTypeState eventType)
{
BaseEventState instance = null;
switch (eventType.EventType.EventTypeMapping)
{
case EventTypeMapping.AlarmConditionType: { instance = new AlarmConditionState(null); break; }
case EventTypeMapping.AuditEventType: { instance = new AuditEventState(null); break; }
case EventTypeMapping.BaseEventType: { instance = new BaseEventState(null); break; }
case EventTypeMapping.DeviceFailureEventType: { instance = new DeviceFailureEventState(null); break; }
case EventTypeMapping.DiscreteAlarmType: { instance = new DiscreteAlarmState(null); break; }
case EventTypeMapping.NonExclusiveDeviationAlarmType: { instance = new NonExclusiveDeviationAlarmState(null); break; }
case EventTypeMapping.ExclusiveLevelAlarmType: { instance = new ExclusiveLevelAlarmState(null); break; }
case EventTypeMapping.LimitAlarmType: { instance = new LimitAlarmState(null); break; }
case EventTypeMapping.NonExclusiveLevelAlarmType: { instance = new NonExclusiveLevelAlarmState(null); break; }
case EventTypeMapping.OffNormalAlarmType: { instance = new OffNormalAlarmState(null); break; }
case EventTypeMapping.SystemEventType: { instance = new SystemEventState(null); break; }
case EventTypeMapping.TripAlarmType: { instance = new TripAlarmState(null); break; }
}
return(instance);
}
public new void Initialize(
uint alarmTypeIdentifier,
string name,
double maxTimeShelved = AlarmDefines.NORMAL_MAX_TIME_SHELVED)
{
// Create an alarm and trigger name - Create a base method for creating the trigger, just provide the name
if (m_alarm == null)
{
m_alarm = new NonExclusiveLevelAlarmState(m_parent);
}
// Call the base class to set parameters
base.Initialize(alarmTypeIdentifier, name, maxTimeShelved);
Utils.LogTrace("NonExclusiveLevelHolder alarm typedefinition {0}", m_alarm.TypeDefinitionId);
}
/// <summary>
/// Creates an instance of an event.
/// </summary>
public BaseEventState CreateInstance(ServerSystemContext context, AeEventTypeState eventType)
{
BaseEventState instance = null;
switch (eventType.EventType.EventTypeMapping)
{
case EventTypeMapping.AlarmConditionType: { instance = new AlarmConditionState(null); break; }
case EventTypeMapping.AuditEventType: { instance = new AuditEventState(null); break; }
case EventTypeMapping.BaseEventType: { instance = new BaseEventState(null); break; }
case EventTypeMapping.DeviceFailureEventType: { instance = new DeviceFailureEventState(null); break; }
case EventTypeMapping.DiscreteAlarmType: { instance = new DiscreteAlarmState(null); break; }
case EventTypeMapping.NonExclusiveDeviationAlarmType: { instance = new NonExclusiveDeviationAlarmState(null); break; }
case EventTypeMapping.ExclusiveLevelAlarmType: { instance = new ExclusiveLevelAlarmState(null); break; }
case EventTypeMapping.LimitAlarmType: { instance = new LimitAlarmState(null); break; }
case EventTypeMapping.NonExclusiveLevelAlarmType: { instance = new NonExclusiveLevelAlarmState(null); break; }
case EventTypeMapping.OffNormalAlarmType: { instance = new OffNormalAlarmState(null); break; }
case EventTypeMapping.SystemEventType: { instance = new SystemEventState(null); break; }
case EventTypeMapping.TripAlarmType: { instance = new TripAlarmState(null); break; }
}
return instance;
}
/// <summary>
/// Creates a new alarm for the source.
/// </summary>
/// <param name="alarm">The alarm.</param>
/// <param name="branchId">The branch id.</param>
/// <returns>The new alarm.</returns>
private AlarmConditionState CreateAlarm(UnderlyingSystemAlarm alarm, NodeId branchId)
{
ISystemContext context = m_nodeManager.SystemContext;
AlarmConditionState node = null;
// need to map the alarm type to a UA defined alarm type.
switch (alarm.AlarmType)
{
case "HighAlarm":
{
ExclusiveDeviationAlarmState node2 = new ExclusiveDeviationAlarmState(this);
node = node2;
node2.HighLimit = new PropertyState <double>(node2);
break;
}
case "HighLowAlarm":
{
NonExclusiveLevelAlarmState node2 = new NonExclusiveLevelAlarmState(this);
node = node2;
node2.HighHighLimit = new PropertyState <double>(node2);
node2.HighLimit = new PropertyState <double>(node2);
node2.LowLimit = new PropertyState <double>(node2);
node2.LowLowLimit = new PropertyState <double>(node2);
node2.HighHighState = new TwoStateVariableState(node2);
node2.HighState = new TwoStateVariableState(node2);
node2.LowState = new TwoStateVariableState(node2);
node2.LowLowState = new TwoStateVariableState(node2);
break;
}
case "TripAlarm":
{
node = new TripAlarmState(this);
break;
}
default:
{
node = new AlarmConditionState(this);
break;
}
}
node.SymbolicName = alarm.Name;
// add optional components.
node.Comment = new ConditionVariableState <LocalizedText>(node);
node.ClientUserId = new PropertyState <string>(node);
node.AddComment = new AddCommentMethodState(node);
node.ConfirmedState = new TwoStateVariableState(node);
node.Confirm = new AddCommentMethodState(node);
if (NodeId.IsNull(branchId))
{
node.SuppressedState = new TwoStateVariableState(node);
node.ShelvingState = new ShelvedStateMachineState(node);
}
// adding optional components to children is a little more complicated since the
// necessary initilization strings defined by the class that represents the child.
// in this case we pre-create the child, add the optional components
// and call create without assigning NodeIds. The NodeIds will be assigned when the
// parent object is created.
node.EnabledState = new TwoStateVariableState(node);
node.EnabledState.TransitionTime = new PropertyState <DateTime>(node.EnabledState);
node.EnabledState.EffectiveDisplayName = new PropertyState <LocalizedText>(node.EnabledState);
node.EnabledState.Create(context, null, BrowseNames.EnabledState, null, false);
// same procedure add optional components to the ActiveState component.
node.ActiveState = new TwoStateVariableState(node);
node.ActiveState.TransitionTime = new PropertyState <DateTime>(node.ActiveState);
node.ActiveState.EffectiveDisplayName = new PropertyState <LocalizedText>(node.ActiveState);
node.ActiveState.Create(context, null, BrowseNames.ActiveState, null, false);
// specify reference type between the source and the alarm.
node.ReferenceTypeId = ReferenceTypeIds.HasComponent;
// This call initializes the condition from the type model (i.e. creates all of the objects
// and variables requried to store its state). The information about the type model was
// incorporated into the class when the class was created.
//
// This method also assigns new NodeIds to all of the components by calling the INodeIdFactory.New
// method on the INodeIdFactory object which is part of the system context. The NodeManager provides
// the INodeIdFactory implementation used here.
node.Create(
context,
null,
new QualifiedName(alarm.Name, this.BrowseName.NamespaceIndex),
null,
true);
// don't add branches to the address space.
if (NodeId.IsNull(branchId))
{
this.AddChild(node);
}
// initialize event information.node
node.EventType.Value = node.TypeDefinitionId;
node.SourceNode.Value = this.NodeId;
node.SourceName.Value = this.SymbolicName;
node.ConditionName.Value = node.SymbolicName;
node.Time.Value = DateTime.UtcNow;
node.ReceiveTime.Value = node.Time.Value;
node.BranchId.Value = branchId;
// set up method handlers.
node.OnEnableDisable = OnEnableDisableAlarm;
node.OnAcknowledge = OnAcknowledge;
node.OnAddComment = OnAddComment;
node.OnConfirm = OnConfirm;
node.OnShelve = OnShelve;
node.OnTimedUnshelve = OnTimedUnshelve;
// return the new node.
return(node);
}
/// <summary>
/// Creates a new alarm for the source.
/// </summary>
/// <param name="alarm">The alarm.</param>
/// <param name="branchId">The branch id.</param>
/// <returns>The new alarm.</returns>
private AlarmConditionState CreateAlarm(UnderlyingSystemAlarm alarm, NodeId branchId)
{
ISystemContext context = m_nodeManager.SystemContext;
AlarmConditionState node = null;
// need to map the alarm type to a UA defined alarm type.
switch (alarm.AlarmType)
{
case "HighAlarm":
{
ExclusiveDeviationAlarmState node2 = new ExclusiveDeviationAlarmState(this);
node = node2;
node2.HighLimit = new PropertyState<double>(node2);
break;
}
case "HighLowAlarm":
{
NonExclusiveLevelAlarmState node2 = new NonExclusiveLevelAlarmState(this);
node = node2;
node2.HighHighLimit = new PropertyState<double>(node2);
node2.HighLimit = new PropertyState<double>(node2);
node2.LowLimit = new PropertyState<double>(node2);
node2.LowLowLimit = new PropertyState<double>(node2);
node2.HighHighState = new TwoStateVariableState(node2);
node2.HighState = new TwoStateVariableState(node2);
node2.LowState = new TwoStateVariableState(node2);
node2.LowLowState = new TwoStateVariableState(node2);
break;
}
case "TripAlarm":
{
node = new TripAlarmState(this);
break;
}
default:
{
node = new AlarmConditionState(this);
break;
}
}
node.SymbolicName = alarm.Name;
// add optional components.
node.Comment = new ConditionVariableState<LocalizedText>(node);
node.ClientUserId = new PropertyState<string>(node);
node.AddComment = new AddCommentMethodState(node);
node.ConfirmedState = new TwoStateVariableState(node);
node.Confirm = new AddCommentMethodState(node);
if (NodeId.IsNull(branchId))
{
node.SuppressedState = new TwoStateVariableState(node);
node.ShelvingState = new ShelvedStateMachineState(node);
}
// adding optional components to children is a little more complicated since the
// necessary initilization strings defined by the class that represents the child.
// in this case we pre-create the child, add the optional components
// and call create without assigning NodeIds. The NodeIds will be assigned when the
// parent object is created.
node.EnabledState = new TwoStateVariableState(node);
node.EnabledState.TransitionTime = new PropertyState<DateTime>(node.EnabledState);
node.EnabledState.EffectiveDisplayName = new PropertyState<LocalizedText>(node.EnabledState);
node.EnabledState.Create(context, null, BrowseNames.EnabledState, null, false);
// same procedure add optional components to the ActiveState component.
node.ActiveState = new TwoStateVariableState(node);
node.ActiveState.TransitionTime = new PropertyState<DateTime>(node.ActiveState);
node.ActiveState.EffectiveDisplayName = new PropertyState<LocalizedText>(node.ActiveState);
node.ActiveState.Create(context, null, BrowseNames.ActiveState, null, false);
// specify reference type between the source and the alarm.
node.ReferenceTypeId = ReferenceTypeIds.HasComponent;
// This call initializes the condition from the type model (i.e. creates all of the objects
// and variables requried to store its state). The information about the type model was
// incorporated into the class when the class was created.
//
// This method also assigns new NodeIds to all of the components by calling the INodeIdFactory.New
// method on the INodeIdFactory object which is part of the system context. The NodeManager provides
// the INodeIdFactory implementation used here.
node.Create(
context,
null,
new QualifiedName(alarm.Name, this.BrowseName.NamespaceIndex),
null,
true);
// don't add branches to the address space.
if (NodeId.IsNull(branchId))
{
this.AddChild(node);
}
// initialize event information.node
node.EventType.Value = node.TypeDefinitionId;
node.SourceNode.Value = this.NodeId;
node.SourceName.Value = this.SymbolicName;
node.ConditionName.Value = node.SymbolicName;
node.Time.Value = DateTime.UtcNow;
node.ReceiveTime.Value = node.Time.Value;
node.LocalTime.Value = Utils.GetTimeZoneInfo();
node.BranchId.Value = branchId;
// set up method handlers.
node.OnEnableDisable = OnEnableDisableAlarm;
node.OnAcknowledge = OnAcknowledge;
node.OnAddComment = OnAddComment;
node.OnConfirm = OnConfirm;
node.OnShelve = OnShelve;
node.OnTimedUnshelve = OnTimedUnshelve;
// return the new node.
return node;
}