/// <summary>
/// Handles the Unshelve method.
/// </summary>
protected virtual ServiceResult OnUnshelve(
ISystemContext context,
MethodState method,
IList <object> inputArguments,
IList <object> outputArguments)
{
ServiceResult error = null;
try
{
if (!this.EnabledState.Id.Value)
{
return(error = StatusCodes.BadConditionDisabled);
}
if (!this.ShelvingState.IsCausePermitted(context, Methods.ShelvedStateMachineType_Unshelve, false))
{
return(error = StatusCodes.BadConditionNotShelved);
}
if (OnShelve == null)
{
return(error = StatusCodes.BadNotSupported);
}
error = OnShelve(context, this, false, false, 0);
// report a state change event.
if (ServiceResult.IsGood(error))
{
ReportStateChange(context, false);
}
}
finally
{
// raise the audit event.
if (this.AreEventsMonitored)
{
AuditConditionShelvingEventState e = new AuditConditionShelvingEventState(null);
TranslationInfo info = new TranslationInfo(
"AuditConditionUnshelve",
"en-US",
"The Unshelve method was called.");
e.Initialize(
context,
this,
EventSeverity.Low,
new LocalizedText(info),
ServiceResult.IsGood(error),
DateTime.UtcNow);
e.SetChildValue(context, BrowseNames.SourceNode, NodeId, false);
e.SetChildValue(context, BrowseNames.SourceName, "Method/UnShelve", false);
e.SetChildValue(context, BrowseNames.MethodId, method.NodeId, false);
e.SetChildValue(context, BrowseNames.ShelvingTime, null, false);
ReportEvent(context, e);
}
}
return(error);
}
/// <summary>
/// Handles the TimedShelve method.
/// </summary>
protected virtual ServiceResult OnTimedShelve(
ISystemContext context,
MethodState method,
NodeId objectId,
double shelvingTime)
{
ServiceResult error = null;
try
{
if (!this.EnabledState.Id.Value)
{
return(error = StatusCodes.BadConditionDisabled);
}
if (shelvingTime <= 0 || (this.MaxTimeShelved != null && shelvingTime > this.MaxTimeShelved.Value))
{
return(error = StatusCodes.BadShelvingTimeOutOfRange);
}
if (!this.ShelvingState.IsCausePermitted(context, Methods.ShelvedStateMachineType_TimedShelve, false))
{
return(error = StatusCodes.BadConditionAlreadyShelved);
}
if (OnShelve == null)
{
return(error = StatusCodes.BadNotSupported);
}
error = OnShelve(context, this, true, false, shelvingTime);
// report a state change event.
if (ServiceResult.IsGood(error))
{
ReportStateChange(context, false);
}
}
finally
{
if (this.AreEventsMonitored)
{
AuditConditionShelvingEventState e = new AuditConditionShelvingEventState(null);
TranslationInfo info = new TranslationInfo(
"AuditConditionTimedShelve",
"en-US",
"The TimedShelve method was called.");
e.Initialize(
context,
this,
EventSeverity.Low,
new LocalizedText(info),
ServiceResult.IsGood(error),
DateTime.UtcNow);
e.SetChildValue(context, BrowseNames.SourceNode, NodeId, false);
e.SetChildValue(context, BrowseNames.SourceName, "Method/TimedShelve", false);
e.SetChildValue(context, BrowseNames.MethodId, method.NodeId, false);
e.SetChildValue(context, BrowseNames.InputArguments, new object[] { shelvingTime }, false);
e.SetChildValue(context, BrowseNames.ShelvingTime, shelvingTime, false);
ReportEvent(context, e);
}
}
return(error);
}