public override EventBean[] ProcessUpdate(EPPreparedExecuteIUDSingleStreamExecUpdate update)
{
ExprTableEvalLockUtil.ObtainLockUnless(_instance.TableLevelRWLock.WriteLock, update.Services.TableService.TableExprEvaluatorContext);
var events = SnapshotAndApplyFilter(update.Filter, update.Annotations, update.OptionalWhereClause, _instance.AgentInstanceContext);
if (events != null && events.IsEmpty())
{
return(CollectionUtil.EVENTBEANARRAY_EMPTY);
}
var eventsPerStream = new EventBean[3];
if (events == null)
{
update.TableUpdateStrategy.UpdateTable(_instance.EventCollection, _instance, eventsPerStream, _instance.AgentInstanceContext);
}
else
{
update.TableUpdateStrategy.UpdateTable(events, _instance, eventsPerStream, _instance.AgentInstanceContext);
}
return(CollectionUtil.EVENTBEANARRAY_EMPTY);
}
public abstract EventBean[] ProcessUpdate(EPPreparedExecuteIUDSingleStreamExecUpdate update);
public override EventBean[] ProcessUpdate(EPPreparedExecuteIUDSingleStreamExecUpdate update)
{
EPPreparedExecuteTableHelper.AssignTableAccessStrategies(update.Services, update.OptionalTableNodes, _processorInstance.TailViewInstance.AgentInstanceContext);
return(_processorInstance.TailViewInstance.SnapshotUpdate(update.Filter, update.OptionalWhereClause, update.UpdateHelper, update.Annotations));
}
