/// <summary>
/// Ctor.
/// </summary>
/// <param name="agentInstanceContext">The agent instance context.</param>
/// <param name="viewFactory">for copying this view in a group-by</param>
/// <param name="timestampExpr">the property name of the event supplying timestamp values</param>
/// <param name="timestampEvaluator">The timestamp evaluator.</param>
/// <param name="timeDeltaComputation">The time delta computation.</param>
/// <param name="optionalSortedRandomAccess">is the friend class handling the random access, if required byexpressions</param>
public TimeOrderView(
AgentInstanceViewFactoryChainContext agentInstanceContext,
ViewFactory viewFactory,
ExprNode timestampExpr,
ExprEvaluator timestampEvaluator,
ExprTimePeriodEvalDeltaConst timeDeltaComputation,
IStreamSortRankRandomAccess optionalSortedRandomAccess)
{
_agentInstanceContext = agentInstanceContext;
_viewFactory = viewFactory;
_timestampExpression = timestampExpr;
_timestampEvaluator = timestampEvaluator;
_timeDeltaComputation = timeDeltaComputation;
_optionalSortedRandomAccess = optionalSortedRandomAccess;
_scheduleSlot = agentInstanceContext.StatementContext.ScheduleBucket.AllocateSlot();
_sortedEvents = new OrderedDictionary <Object, Object>();
ScheduleHandleCallback callback = new ProxyScheduleHandleCallback
{
ProcScheduledTrigger = extensionServicesContext => Instrument.With(
i => i.QViewScheduledEval(this, _viewFactory.ViewName),
i => i.AViewScheduledEval(),
Expire)
};
_handle = new EPStatementHandleCallback(agentInstanceContext.EpStatementAgentInstanceHandle, callback);
agentInstanceContext.AddTerminationCallback(Stop);
}
/// <summary>
/// Ctor.
/// </summary>
/// <param name="rankWindowViewFactory">for copying this view in a group-by</param>
/// <param name="uniqueCriteriaExpressions">The unique criteria expressions.</param>
/// <param name="uniqueCriteriaEvaluators">The unique criteria evaluators.</param>
/// <param name="sortCriteriaExpressions">is the event property names to sort</param>
/// <param name="sortCriteriaEvaluators">The sort criteria evaluators.</param>
/// <param name="descendingValues">indicates whether to sort ascending or descending for each field</param>
/// <param name="sortWindowSize">is the window size</param>
/// <param name="optionalRankedRandomAccess">is the friend class handling the random access, if required byexpressions</param>
/// <param name="isSortUsingCollator">for string value sorting using compare or Collator</param>
/// <param name="agentInstanceViewFactoryContext">The agent instance view factory context.</param>
public RankWindowView(RankWindowViewFactory rankWindowViewFactory,
ExprNode[] uniqueCriteriaExpressions,
ExprEvaluator[] uniqueCriteriaEvaluators,
ExprNode[] sortCriteriaExpressions,
ExprEvaluator[] sortCriteriaEvaluators,
bool[] descendingValues,
int sortWindowSize,
IStreamSortRankRandomAccess optionalRankedRandomAccess,
bool isSortUsingCollator,
AgentInstanceViewFactoryChainContext agentInstanceViewFactoryContext)
{
_rankWindowViewFactory = rankWindowViewFactory;
_uniqueCriteriaExpressions = uniqueCriteriaExpressions;
_uniqueCriteriaEvaluators = uniqueCriteriaEvaluators;
_sortCriteriaExpressions = sortCriteriaExpressions;
_sortCriteriaEvaluators = sortCriteriaEvaluators;
_isDescendingValues = descendingValues;
_sortWindowSize = sortWindowSize;
_optionalRankedRandomAccess = optionalRankedRandomAccess;
_agentInstanceViewFactoryContext = agentInstanceViewFactoryContext;
_comparator = CollectionUtil.GetComparator(sortCriteriaEvaluators, isSortUsingCollator, _isDescendingValues);
_sortedEvents = new OrderedDictionary <object, object>(_comparator);
_uniqueKeySortKeys = new Dictionary <Object, Object>();
}
public View MakeView(AgentInstanceViewFactoryChainContext agentInstanceViewFactoryContext)
{
int sortWindowSize = ViewFactorySupport.EvaluateSizeParam(ViewName, _sizeEvaluator, agentInstanceViewFactoryContext.AgentInstanceContext);
IStreamSortRankRandomAccess rankedRandomAccess = agentInstanceViewFactoryContext.StatementContext.ViewServicePreviousFactory.GetOptPreviousExprSortedRankedAccess(agentInstanceViewFactoryContext);
return(new RankWindowView(this, _uniqueCriteriaExpressions, _uniqueEvals, _sortCriteriaExpressions, _sortEvals, _isDescendingValues, sortWindowSize, rankedRandomAccess, _useCollatorSort, agentInstanceViewFactoryContext));
}
public void SetUp()
{
RandomAccessByIndexObserver updateObserver = new MyRandomAccessByIndexObserver();
_access = new IStreamSortRankRandomAccess(updateObserver);
_sortedEvents = new OrderedDictionary <Object, Object>(
new MultiKeyCastingComparator(
new MultiKeyComparator(new bool[]
{
false
})));
_events = new EventBean[100];
for (int i = 0; i < _events.Length; i++)
{
_events[i] = SupportEventBeanFactory.CreateObject(new SupportBean());
}
}
/// <summary>
/// Ctor.
/// </summary>
/// <param name="sortWindowViewFactory">for copying this view in a group-by</param>
/// <param name="sortCriteriaExpressions">is the event property names to sort</param>
/// <param name="sortCriteriaEvaluators">The sort criteria evaluators.</param>
/// <param name="descendingValues">indicates whether to sort ascending or descending for each field</param>
/// <param name="sortWindowSize">is the window size</param>
/// <param name="optionalSortedRandomAccess">is the friend class handling the random access, if required byexpressions</param>
/// <param name="isSortUsingCollator">for string value sorting using compare or Collator</param>
/// <param name="agentInstanceViewFactoryContext">The agent instance view factory context.</param>
public SortWindowView(SortWindowViewFactory sortWindowViewFactory,
ExprNode[] sortCriteriaExpressions,
ExprEvaluator[] sortCriteriaEvaluators,
bool[] descendingValues,
int sortWindowSize,
IStreamSortRankRandomAccess optionalSortedRandomAccess,
bool isSortUsingCollator,
AgentInstanceViewFactoryChainContext agentInstanceViewFactoryContext)
{
_sortWindowViewFactory = sortWindowViewFactory;
_sortCriteriaExpressions = sortCriteriaExpressions;
_sortCriteriaEvaluators = sortCriteriaEvaluators;
_isDescendingValues = descendingValues;
_sortWindowSize = sortWindowSize;
_optionalSortedRandomAccess = optionalSortedRandomAccess;
AgentInstanceViewFactoryContext = agentInstanceViewFactoryContext;
var comparator = CollectionUtil.GetComparator(sortCriteriaEvaluators, isSortUsingCollator, _isDescendingValues);
_sortedEvents = new OrderedDictionary <Object, Object>(comparator);
}
public View MakeView(AgentInstanceViewFactoryChainContext agentInstanceViewFactoryContext)
{
IStreamSortRankRandomAccess sortedRandomAccess = agentInstanceViewFactoryContext.StatementContext.ViewServicePreviousFactory.GetOptPreviousExprSortedRankedAccess(agentInstanceViewFactoryContext);
return new TimeOrderView(agentInstanceViewFactoryContext, this, _timestampExpression, _timestampExpressionEvaluator, ExprTimePeriodEvalDeltaConstZero.INSTANCE, sortedRandomAccess);
}
