/// <summary>
/// Constructs an event and reports to the server.
/// </summary>
private void RaiseAuditUpdateMethodEvent(
ISystemContext context,
MethodState method,
bool status,
IList <object> inputArguments)
{
BaseObjectState parent = method.Parent as BaseObjectState;
#region Task #D6 - Add Support for Notifiers
// check if it is even necessary to produce an event.
if (parent != null && !parent.AreEventsMonitored)
{
return;
}
#endregion
// construct translation object with default text.
TranslationInfo info = new TranslationInfo(
"AuditUpdateMethodEvent",
"en-US",
"A method was called.");
// intialize the event.
AuditUpdateMethodEventState e = new AuditUpdateMethodEventState(null);
e.Initialize(
SystemContext,
null,
EventSeverity.Medium,
new LocalizedText(info),
true,
DateTime.UtcNow);
// fill in additional fields.
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.SourceNode, method.Parent.NodeId, false);
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.SourceName, "Attribute/Call", false);
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.ServerId, context.ServerUris.GetString(0), false);
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.ClientAuditEntryId, context.AuditEntryId, false);
if (context.UserIdentity != null)
{
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.ClientUserId, context.UserIdentity.DisplayName, false);
}
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.MethodId, method.NodeId, false);
// need to change data type.
Variant[] values = new Variant[inputArguments.Count];
for (int ii = 0; ii < values.Length; ii++)
{
values[ii] = new Variant(inputArguments[ii]);
}
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.InputArguments, values, false);
#region Task #D6 - Add Support for Notifiers
// report the event to the parent. let it propagate up the tree.
if (parent != null && parent.AreEventsMonitored)
{
parent.ReportEvent(context, e);
return;
}
#endregion
// report the event to the server object.
Server.ReportEvent(e);
}
/// <summary>
/// Constructs an event and reports to the server.
/// </summary>
private void RaiseAuditUpdateMethodEvent(
ISystemContext context,
MethodState method,
bool status,
IList<object> inputArguments)
{
BaseObjectState parent = method.Parent as BaseObjectState;
#region Task #D6 - Add Support for Notifiers
// check if it is even necessary to produce an event.
if (parent != null && !parent.AreEventsMonitored)
{
return;
}
#endregion
// construct translation object with default text.
TranslationInfo info = new TranslationInfo(
"AuditUpdateMethodEvent",
"en-US",
"A method was called.");
// intialize the event.
AuditUpdateMethodEventState e = new AuditUpdateMethodEventState(null);
e.Initialize(
SystemContext,
null,
EventSeverity.Medium,
new LocalizedText(info),
true,
DateTime.UtcNow);
// fill in additional fields.
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.SourceNode, method.Parent.NodeId, false);
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.SourceName, "Attribute/Call", false);
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.ServerId, context.ServerUris.GetString(0), false);
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.ClientAuditEntryId, context.AuditEntryId, false);
if (context.UserIdentity != null)
{
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.ClientUserId, context.UserIdentity.DisplayName, false);
}
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.MethodId, method.NodeId, false);
// need to change data type.
Variant[] values = new Variant[inputArguments.Count];
for (int ii = 0; ii < values.Length; ii++)
{
values[ii] = new Variant(inputArguments[ii]);
}
e.SetChildValue(SystemContext, Opc.Ua.BrowseNames.InputArguments, values, false);
#region Task #D6 - Add Support for Notifiers
// report the event to the parent. let it propagate up the tree.
if (parent != null && parent.AreEventsMonitored)
{
parent.ReportEvent(context, e);
return;
}
#endregion
// report the event to the server object.
Server.ReportEvent(e);
}
private ServiceResult OnStart(ISystemContext context, MethodState method, IList <object> inputArguments, IList <object> outputArguments)
{
// all arguments must be provided.
if (inputArguments.Count < 2)
{
return(StatusCodes.BadArgumentsMissing);
}
// check the data type of the input arguments.
uint?initialState = inputArguments[0] as uint?;
uint?finalState = inputArguments[1] as uint?;
if (initialState == null || finalState == null)
{
return(StatusCodes.BadTypeMismatch);
}
lock (_processLock)
{
// check if the process is running.
if (_processTimer != null)
{
_processTimer.Dispose();
_processTimer = null;
}
// start the process.
_state = initialState.Value;
_finalState = finalState.Value;
_processTimer = new Timer(OnUpdateProcess, null, 1000, 1000);
// the calling function sets default values for all output arguments.
// only need to update them here.
outputArguments[0] = _state;
outputArguments[1] = _finalState;
}
// signal update to state node.
lock (ApplicationNodeManager.Lock)
{
_stateNode.Value = _state;
_stateNode.ClearChangeMasks(ApplicationNodeManager.SystemContext, true);
}
TranslationInfo info = new TranslationInfo(
"OnStart",
"en-US",
"The Confirm method was called.");
AuditUpdateMethodEventState auditUpdateMethodEventState = new AuditUpdateMethodEventState(method);
auditUpdateMethodEventState.Initialize(
context,
method,
EventSeverity.Low,
new LocalizedText(info),
ServiceResult.IsGood(StatusCodes.Good),
DateTime.UtcNow);
auditUpdateMethodEventState.SourceName.Value = "Attribute/Call";
auditUpdateMethodEventState.MethodId = new PropertyState <NodeId>(method)
{
Value = method.NodeId
};
auditUpdateMethodEventState.InputArguments = new PropertyState <object[]>(method)
{
Value = new object[] { inputArguments }
};
auditUpdateMethodEventState.SetChildValue(context, BrowseNames.InputArguments, inputArguments.ToArray(), true);
bool valid = auditUpdateMethodEventState.Validate(context);
if (valid)
{
ApplicationNodeManager.Server.ReportEvent(auditUpdateMethodEventState);
}
return(ServiceResult.Good);
}
private ServiceResult AddApplication(ISystemContext context, MethodState method, IList <object> inputArguments, IList <object> outputArguments)
{
if (inputArguments.Count != 1)
{
return(StatusCodes.BadArgumentsMissing);
}
// check the data type of the input arguments.
string value = inputArguments[0] as string;
if (value == null)
{
return(StatusCodes.BadTypeMismatch);
}
if (_applications == null)
{
_applications = new List <string>();
}
_applications.Add(value);
if (_processor == null)
{
_processor = new Processor();
_processor.Name = "Turbo";
_processor.MinSpeed = 0;
_processor.MaxSpeed = 0;
}
_processor.MinSpeed = 1;
_processor.MaxSpeed += 1;
//Could not encode outgoing
outputArguments[0] = _applications.ToArray();
outputArguments[1] = _processor;
//Report
TranslationInfo info = new TranslationInfo(
"AddApplication",
"en-US",
"The Confirm method was called.");
AuditUpdateMethodEventState auditUpdateMethodEventState = new AuditUpdateMethodEventState(method);
auditUpdateMethodEventState.Initialize(
context,
method,
EventSeverity.Low,
new LocalizedText(info),
ServiceResult.IsGood(StatusCodes.Good),
DateTime.UtcNow);
auditUpdateMethodEventState.SourceName.Value = "Attribute/Call";
auditUpdateMethodEventState.MethodId = new PropertyState <NodeId>(method)
{
Value = method.NodeId
};
auditUpdateMethodEventState.InputArguments = new PropertyState <object[]>(method)
{
Value = new object[] { inputArguments }
};
auditUpdateMethodEventState.SetChildValue(context, BrowseNames.InputArguments, inputArguments.ToArray(), true);
bool valid = auditUpdateMethodEventState.Validate(context);
if (valid)
{
ApplicationNodeManager.Server.ReportEvent(auditUpdateMethodEventState);
}
return(ServiceResult.Good);
}