private static void OnSubscribeCOV(BacnetClient sender, BacnetAddress adr, byte invoke_id, uint subscriberProcessIdentifier, BacnetObjectId monitoredObjectIdentifier, bool cancellationRequest, bool issueConfirmedNotifications, uint lifetime, BacnetMaxSegments max_segments)
{
lock (m_lockObject)
{
try
{
//create
Subscription sub = HandleSubscriptionRequest(sender, adr, invoke_id, subscriberProcessIdentifier, monitoredObjectIdentifier, (uint)BacnetPropertyIds.PROP_ALL, cancellationRequest, issueConfirmedNotifications, lifetime, 0);
//send confirm
sender.SimpleAckResponse(adr, BacnetConfirmedServices.SERVICE_CONFIRMED_SUBSCRIBE_COV, invoke_id);
//also send first values
if (!cancellationRequest)
{
System.Threading.ThreadPool.QueueUserWorkItem((o) =>
{
IList <BacnetPropertyValue> values;
if (m_storage.ReadPropertyAll(sub.monitoredObjectIdentifier, out values))
{
if (!sender.Notify(adr, sub.subscriberProcessIdentifier, m_storage.DeviceId, sub.monitoredObjectIdentifier, (uint)sub.GetTimeRemaining(), sub.issueConfirmedNotifications, values))
{
Trace.TraceError("Couldn't send notify");
}
}
}, null);
}
}
catch (Exception)
{
sender.ErrorResponse(adr, BacnetConfirmedServices.SERVICE_CONFIRMED_SUBSCRIBE_COV, invoke_id, BacnetErrorClasses.ERROR_CLASS_DEVICE, BacnetErrorCodes.ERROR_CODE_OTHER);
}
}
}
/*****************************************************************************************************/
static void handler_OnReadPropertyMultipleRequest(BacnetClient sender, BacnetAddress adr, byte invoke_id, IList <BacnetReadAccessSpecification> properties, BacnetMaxSegments max_segments)
{
lock (m_storage)
{
try
{
IList <BacnetPropertyValue> value;
List <BacnetReadAccessResult> values = new List <BacnetReadAccessResult>();
foreach (BacnetReadAccessSpecification p in properties)
{
if (p.propertyReferences.Count == 1 && p.propertyReferences[0].propertyIdentifier == (uint)BacnetPropertyIds.PROP_ALL)
{
if (!m_storage.ReadPropertyAll(p.objectIdentifier, out value))
{
sender.ErrorResponse(adr, BacnetConfirmedServices.SERVICE_CONFIRMED_READ_PROP_MULTIPLE, invoke_id, BacnetErrorClasses.ERROR_CLASS_OBJECT, BacnetErrorCodes.ERROR_CODE_UNKNOWN_OBJECT);
return;
}
}
else
{
m_storage.ReadPropertyMultiple(p.objectIdentifier, p.propertyReferences, out value);
}
values.Add(new BacnetReadAccessResult(p.objectIdentifier, value));
}
sender.ReadPropertyMultipleResponse(adr, invoke_id, sender.GetSegmentBuffer(max_segments), values);
}
catch (Exception)
{
sender.ErrorResponse(adr, BacnetConfirmedServices.SERVICE_CONFIRMED_READ_PROP_MULTIPLE, invoke_id, BacnetErrorClasses.ERROR_CLASS_DEVICE, BacnetErrorCodes.ERROR_CODE_OTHER);
}
}
}
