public override void Update(
EventBean[] newData,
EventBean[] oldData)
{
// Only old data (remove stream) needs to be removed from indexes (kept by root view), if any
if (oldData != null) {
_rootViewInstance.RemoveOldData(oldData);
_numberOfEvents -= oldData.Length;
}
if (newData != null && !TailView.IsParentBatchWindow) {
_rootViewInstance.AddNewData(newData);
}
if (newData != null) {
_numberOfEvents += newData.Length;
}
// Post to child views, only if there are listeners or subscribers
if (TailView.StatementResultService.IsMakeNatural || TailView.StatementResultService.IsMakeSynthetic) {
Child.Update(newData, oldData);
}
var delta = new NamedWindowDeltaData(newData, oldData);
TailView.AddDispatches(_latchFactory, _consumersInContext, delta, AgentInstanceContext);
}
public void AddDispatch(
NamedWindowConsumerLatchFactory latchFactory,
NamedWindowDeltaData delta,
IDictionary<EPStatementAgentInstanceHandle, IList<NamedWindowConsumerView>> consumers)
{
var latch = latchFactory.NewLatch(delta, consumers);
threadLocal.GetOrCreate().Dispatches.Add(latch);
}
public override void AddDispatches(
NamedWindowConsumerLatchFactory latchFactory,
IDictionary<EPStatementAgentInstanceHandle, IList<NamedWindowConsumerView>> consumersInContext,
NamedWindowDeltaData delta,
AgentInstanceContext agentInstanceContext)
{
if (!consumersInContext.IsEmpty()) {
namedWindowDispatchService.AddDispatch(latchFactory, delta, consumersInContext);
}
if (!consumersNonContext.IsEmpty()) {
namedWindowDispatchService.AddDispatch(latchFactory, delta, consumersNonContext);
}
}
public LinkedHashMap<NamedWindowConsumerView, NamedWindowDeltaData> GetDeltaPerConsumer(
object perStmtObj,
EPStatementAgentInstanceHandle handle)
{
var list = (IList<NamedWindowConsumerLatch>) perStmtObj;
var deltaPerConsumer = new LinkedHashMap<NamedWindowConsumerView, NamedWindowDeltaData>();
foreach (var unit in list) {
// for each unit
foreach (var consumerView in unit.DispatchTo.Get(handle)) {
// each consumer
var deltaForConsumer = deltaPerConsumer.Get(consumerView);
if (deltaForConsumer == null) {
deltaPerConsumer.Put(consumerView, unit.DeltaData);
}
else {
var aggregated = new NamedWindowDeltaData(deltaForConsumer, unit.DeltaData);
deltaPerConsumer.Put(consumerView, aggregated);
}
}
}
return deltaPerConsumer;
}
public abstract void AddDispatches(
NamedWindowConsumerLatchFactory latchFactory,
IDictionary<EPStatementAgentInstanceHandle, IList<NamedWindowConsumerView>> consumersInContext,
NamedWindowDeltaData delta,
AgentInstanceContext agentInstanceContext);
