private void AddStatement(EPStatement stmt)
{
// statement may be added already
if (listeners.ContainsKey(stmt))
{
return;
}
// attach listener
UpdateListener listener;
if (collector == null)
{
listener = new EmitterUpdateListener(emittables, factory.IsSubmitEventBean);
}
else
{
var emitterForCollector = new LocalEmitter(emittables);
listener = new EmitterCollectorUpdateListener(collector, emitterForCollector, factory.IsSubmitEventBean);
}
stmt.AddListener(listener);
// save listener instance
listeners.Put(stmt, listener);
}
public EmitterCollectorUpdateListener(EPDataFlowIRStreamCollector collector, LocalEmitter emitterForCollector, bool submitEventBean)
{
this.collector = collector;
this.emitterForCollector = emitterForCollector;
this.submitEventBean = submitEventBean;
}