public void UpdateTable(
ICollection<EventBean> eventsUnsafeIter,
TableInstance instance,
EventBean[] eventsPerStream,
ExprEvaluatorContext exprEvaluatorContext)
{
// copy references to array - as it is allowed to pass an index-originating collection
// and those same indexes are being changed now
var events = new EventBean[eventsUnsafeIter.Count];
var count = 0;
foreach (var @event in eventsUnsafeIter) {
events[count++] = @event;
}
// remove from affected indexes
foreach (var affectedIndexName in affectedIndexNames) {
var index = instance.GetIndex(affectedIndexName);
index.Remove(events, instance.AgentInstanceContext);
}
// update (no-copy unless original values required)
foreach (var @event in events) {
eventsPerStream[0] = @event;
var updatedEvent = (ObjectArrayBackedEventBean) @event;
// if "initial.property" is part of the assignment expressions, provide initial value event
if (updateHelper.IsRequiresStream2InitialValueEvent) {
var prev = new object[updatedEvent.Properties.Length];
Array.Copy(updatedEvent.Properties, 0, prev, 0, prev.Length);
eventsPerStream[2] = new ObjectArrayEventBean(prev, updatedEvent.EventType);
}
// apply in-place updates
updateHelper.UpdateNoCopy(updatedEvent, eventsPerStream, exprEvaluatorContext);
instance.HandleRowUpdated(updatedEvent);
}
// add to affected indexes
foreach (var affectedIndexName in affectedIndexNames) {
var index = instance.GetIndex(affectedIndexName);
index.Add(events, instance.AgentInstanceContext);
}
}
public void UpdateTable(
ICollection<EventBean> eventsUnsafeIter,
TableInstance instance,
EventBean[] eventsPerStream,
ExprEvaluatorContext exprEvaluatorContext)
{
// update (no-copy unless original values required)
foreach (EventBean @event in eventsUnsafeIter) {
eventsPerStream[0] = @event;
ObjectArrayBackedEventBean updatedEvent = (ObjectArrayBackedEventBean) @event;
// if "initial.property" is part of the assignment expressions, provide initial value event
if (updateHelper.IsRequiresStream2InitialValueEvent) {
object[] prev = new object[updatedEvent.Properties.Length];
Array.Copy(updatedEvent.Properties, 0, prev, 0, prev.Length);
eventsPerStream[2] = new ObjectArrayEventBean(prev, updatedEvent.EventType);
}
// apply in-place updates
updateHelper.UpdateNoCopy(updatedEvent, eventsPerStream, exprEvaluatorContext);
instance.HandleRowUpdated(updatedEvent);
}
}