/// <summary>
/// Constructor.
/// </summary>
/// <param name="agentInstanceContext">The agent instance context.</param>
/// <param name="timeWindowViewFactory">for copying the view in a group-by</param>
/// <param name="timeDeltaComputation">is the computation of number of milliseconds before events gets pushedout of the timeWindow as oldData in the Update method.</param>
/// <param name="viewUpdatedCollection">is a collection the view must Update when receiving events</param>
public TimeWindowView(
AgentInstanceViewFactoryChainContext agentInstanceContext,
TimeWindowViewFactory timeWindowViewFactory,
ExprTimePeriodEvalDeltaConst timeDeltaComputation,
ViewUpdatedCollection viewUpdatedCollection)
{
_agentInstanceContext = agentInstanceContext;
_timeWindowViewFactory = timeWindowViewFactory;
_timeDeltaComputation = timeDeltaComputation;
_viewUpdatedCollection = viewUpdatedCollection;
_scheduleSlot = agentInstanceContext.StatementContext.ScheduleBucket.AllocateSlot();
_timeWindow = new TimeWindow(agentInstanceContext.IsRemoveStream);
ScheduleHandleCallback callback = new ProxyScheduleHandleCallback
{
ProcScheduledTrigger = extensionServicesContext => Instrument.With(
i => i.QViewScheduledEval(this, timeWindowViewFactory.ViewName),
i => i.AViewScheduledEval(),
Expire)
};
_handle = new EPStatementHandleCallback(agentInstanceContext.EpStatementAgentInstanceHandle, callback);
if (agentInstanceContext.StatementContext.ScheduleAdjustmentService != null)
{
agentInstanceContext.StatementContext.ScheduleAdjustmentService.AddCallback(this);
}
agentInstanceContext.AddTerminationCallback(Stop);
}
private void TryParameter(Object param, long msec)
{
var factory = new TimeWindowViewFactory();
factory.SetViewParameters(SupportStatementContextFactory.MakeViewContext(_container), TestViewSupport.ToExprListBean(new Object[] { param }));
var view = (TimeWindowView)factory.MakeView(SupportStatementContextFactory.MakeAgentInstanceViewFactoryContext(_container));
Assert.AreEqual(msec, view.TimeDeltaComputation.DeltaAdd(0));
}
private void TryInvalidParameter(Object param)
{
try
{
var factory = new TimeWindowViewFactory();
factory.SetViewParameters(SupportStatementContextFactory.MakeViewContext(_container), TestViewSupport.ToExprListBean(new Object[] { param }));
Assert.Fail();
}
catch (ViewParameterException)
{
// expected
}
}
public void SetUp()
{
_container = SupportContainer.Reset();
_factory = new TimeWindowViewFactory();
}
public void SetUp()
{
_factory = new TimeWindowViewFactory();
}
