public static void ApplyDelta(
OneEventCollection newData,
OneEventCollection oldData,
InfraOnMergeViewFactory parent,
NamedWindowRootViewInstance rootView,
AgentInstanceContext agentInstanceContext,
ViewSupport viewable)
{
if (!newData.IsEmpty() || oldData != null && !oldData.IsEmpty()) {
var metricHandle = rootView.AgentInstanceContext.StatementContext.EpStatementHandle.MetricsHandle;
if (metricHandle.IsEnabled && !newData.IsEmpty()) {
agentInstanceContext.MetricReportingService.AccountTime(
metricHandle,
default(PerformanceMetrics),
newData.ToArray().Length);
}
var statementResultService = agentInstanceContext.StatementResultService;
// Events to delete are indicated via old data
// The on-merge listeners receive the events deleted, but only if there is interest
if (statementResultService.IsMakeNatural) {
var eventsPerStreamNaturalNew = newData.IsEmpty() ? null : newData.ToArray();
var eventsPerStreamNaturalOld = oldData == null || oldData.IsEmpty() ? null : oldData.ToArray();
rootView.Update(
EventBeanUtility.Denaturalize(eventsPerStreamNaturalNew),
EventBeanUtility.Denaturalize(eventsPerStreamNaturalOld));
viewable.Child.Update(eventsPerStreamNaturalNew, eventsPerStreamNaturalOld);
}
else {
var eventsPerStreamNew = newData.IsEmpty() ? null : newData.ToArray();
var eventsPerStreamOld = oldData == null || oldData.IsEmpty() ? null : oldData.ToArray();
rootView.Update(eventsPerStreamNew, eventsPerStreamOld);
if (statementResultService.IsMakeSynthetic) {
viewable.Child.Update(eventsPerStreamNew, eventsPerStreamOld);
}
}
}
}
public override void HandleMatching(EventBean[] triggerEvents, EventBean[] matchingEvents)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QInfraOnAction(OnTriggerType.ON_MERGE, triggerEvents, matchingEvents);
}
var newData = new OneEventCollection();
OneEventCollection oldData = null;
var eventsPerStream = new EventBean[3]; // first:named window, second: trigger, third:before-update (optional)
if ((matchingEvents == null) || (matchingEvents.Length == 0))
{
var unmatched = _parent.NamedWindowOnMergeHelper.Unmatched;
foreach (var triggerEvent in triggerEvents)
{
eventsPerStream[1] = triggerEvent;
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QInfraMergeWhenThens(false, triggerEvent, unmatched.Count);
}
var count = -1;
foreach (var action in unmatched)
{
count++;
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QInfraMergeWhenThenItem(false, count);
}
if (!action.IsApplies(eventsPerStream, base.ExprEvaluatorContext))
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AInfraMergeWhenThenItem(false, false);
}
continue;
}
action.Apply(null, eventsPerStream, newData, oldData, base.ExprEvaluatorContext);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AInfraMergeWhenThenItem(false, true);
}
break; // apply no other actions
}
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AInfraMergeWhenThens(false);
}
}
}
else
{
// handle update/
oldData = new OneEventCollection();
var matched = _parent.NamedWindowOnMergeHelper.Matched;
foreach (var triggerEvent in triggerEvents)
{
eventsPerStream[1] = triggerEvent;
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QInfraMergeWhenThens(true, triggerEvent, matched.Count);
}
foreach (var matchingEvent in matchingEvents)
{
eventsPerStream[0] = matchingEvent;
var count = -1;
foreach (var action in matched)
{
count++;
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QInfraMergeWhenThenItem(true, count);
}
if (!action.IsApplies(eventsPerStream, base.ExprEvaluatorContext))
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AInfraMergeWhenThenItem(true, false);
}
continue;
}
action.Apply(matchingEvent, eventsPerStream, newData, oldData, base.ExprEvaluatorContext);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AInfraMergeWhenThenItem(true, true);
}
break; // apply no other actions
}
}
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AInfraMergeWhenThens(true);
}
}
}
if (!newData.IsEmpty() || (oldData != null && !oldData.IsEmpty()))
{
if ((MetricReportingPath.IsMetricsEnabled) && (_parent.CreateNamedWindowMetricHandle.IsEnabled) && !newData.IsEmpty())
{
_parent.MetricReportingService.AccountTime(_parent.CreateNamedWindowMetricHandle, 0, 0, newData.ToArray().Length);
}
// Events to delete are indicated via old data
// The on-merge listeners receive the events deleted, but only if there is interest
if (_parent.StatementResultService.IsMakeNatural)
{
var eventsPerStreamNaturalNew = newData.IsEmpty() ? null : newData.ToArray();
var eventsPerStreamNaturalOld = (oldData == null || oldData.IsEmpty()) ? null : oldData.ToArray();
RootView.Update(EventBeanUtility.Denaturalize(eventsPerStreamNaturalNew), EventBeanUtility.Denaturalize(eventsPerStreamNaturalOld));
UpdateChildren(eventsPerStreamNaturalNew, eventsPerStreamNaturalOld);
}
else
{
var eventsPerStreamNew = newData.IsEmpty() ? null : newData.ToArray();
var eventsPerStreamOld = (oldData == null || oldData.IsEmpty()) ? null : oldData.ToArray();
RootView.Update(eventsPerStreamNew, eventsPerStreamOld);
if (_parent.StatementResultService.IsMakeSynthetic)
{
UpdateChildren(eventsPerStreamNew, eventsPerStreamOld);
}
}
}
// Keep the last delete records
_lastResult = matchingEvents;
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AInfraOnAction();
}
}