private void AddNewEvent(CoordinatedAdapter adapter)
{
if ((ExecutionPathDebugLog.IsDebugEnabled) && (Log.IsDebugEnabled))
{
Log.Debug(".addNewEvent eventsFromAdapters==" + _eventsFromAdapters);
}
var _event = adapter.Read();
if (_event != null)
{
if ((ExecutionPathDebugLog.IsDebugEnabled) && (Log.IsDebugEnabled))
{
Log.Debug(".addNewEvent event==" + _event);
}
EventsToSend.Add(_event);
_eventsFromAdapters[_event] = adapter;
}
else
{
if (adapter.State == AdapterState.DESTROYED)
{
var keyList = new LinkedList <SendableEvent>();
foreach (var entry in _eventsFromAdapters)
{
if (entry.Value == adapter)
{
keyList.AddFirst(entry.Key);
}
}
foreach (var keyEvent in keyList)
{
_eventsFromAdapters.Remove(keyEvent);
}
}
else
{
_emptyAdapters.Add(adapter);
}
}
}
/// <summary>
///@see com.espertech.esper.adapter.AdapterCoordinator#add(com.espertech.esper.adapter.Adapter)
/// </summary>
public virtual void Coordinate(InputAdapter inputAdapter)
{
if (inputAdapter == null)
{
throw new ArgumentException("AdapterSpec cannot be null");
}
if (!(inputAdapter is CoordinatedAdapter))
{
throw new ArgumentException("Cannot coordinate a Adapter of type " + inputAdapter.GetType());
}
CoordinatedAdapter adapter = (CoordinatedAdapter)inputAdapter;
if (_eventsFromAdapters.Values.Contains(adapter) || _emptyAdapters.Contains(adapter))
{
return;
}
adapter.DisallowStateTransitions();
adapter.EPService = _epService;
adapter.UsingEngineThread = _usingEngineThread;
adapter.UsingExternalTimer = _usingExternalTimer;
adapter.ScheduleSlot = _scheduleBucket.AllocateSlot();
AddNewEvent(adapter);
}
