private void EmitPendingEvents()
{
bool havePendingMutex = false;
EnergyEventsProxy proxy = null;
try
{
NodeReaderWriterLock.AcquireReaderLock(3000);
proxy = new EnergyEventsProxy();
EventPending node;
while(PendingEvents.Count > 0)
{
// lock out access briefly so that event add to list proceeds unhindered
havePendingMutex = PendingListMutex.WaitOne();
node = PendingEvents[0];
PendingEvents.RemoveAt(0);
if (havePendingMutex)
{
PendingListMutex.ReleaseMutex();
havePendingMutex = false;
}
EnergyEventsEventId id;
id.Name = node.Name;
if (node.PendingType == PendingType.Energy)
{
if (node.EmitEventType == "Yield")
proxy.OnYieldEvent(id, node.EventTime, node.EnergyToday, node.CurrentPower);
else if (node.EmitEventType == "Consumption")
proxy.OnConsumptionEvent(id, node.EventTime, node.EnergyToday, node.CurrentPower);
else
proxy.OnEnergyEvent(id, node.EventTime, node.EnergyToday, node.CurrentPower);
if (SystemServices.LogEvent)
SystemServices.LogMessage("EmitPendingEvents", "Type: " + node.EmitEventType + " - Name: " + node.Name + " - Time: " + node.EventTime +
" - Power: " + node.CurrentPower + " - Energy: " + node.EnergyToday, LogEntryType.Event);
}
else if (node.PendingType == PendingType.Status)
{
proxy.OnStatusChangeEvent(node.StatusType, node.EventTime, node.StatusText);
if (SystemServices.LogEvent)
SystemServices.LogMessage("EmitPendingEvents", "StatusType: " + node.StatusType + " - Time: " + node.EventTime +
" - StatusText: " + node.StatusText, LogEntryType.Event);
}
}
}
catch (Exception e)
{
// Limit logging to one per minute
if (LastEmitErrorReported < DateTime.Now.AddMinutes(-1.0))
{
SystemServices.LogMessage("EmitPendingEvents", "Exception: " + e.Message, LogEntryType.ErrorMessage);
LastEmitErrorReported = DateTime.Now;
}
PendingEvents.Clear();
}
try
{
if (havePendingMutex)
PendingListMutex.ReleaseMutex();
if (proxy != null)
proxy.Close();
}
catch (Exception e)
{
SystemServices.LogMessage("EmitPendingEvents", "Closing proxy - Exception: " + e.Message, LogEntryType.ErrorMessage);
}
finally
{
if (NodeReaderWriterLock.IsReaderLockHeld)
NodeReaderWriterLock.ReleaseReaderLock();
}
}
