public class TimeWindowView extends ViewSupport implements CloneableView, DataWindowView, ScheduleAdjustmentCallback, StoppableView, StopCallback
EMPTY_VIEW_ARRAY
Constructor and Description |
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TimeWindowView(AgentInstanceViewFactoryChainContext agentInstanceContext,
TimeWindowViewFactory timeWindowViewFactory,
ExprTimePeriodEvalDeltaConst timeDeltaComputation,
ViewUpdatedCollection viewUpdatedCollection)
Constructor.
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Modifier and Type | Method and Description |
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void |
adjust(long delta)
Adjust expiration date.
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View |
cloneView()
Duplicates the view.
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EventType |
getEventType()
Provides metadata information about the type of object the event collection contains.
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ExprTimePeriodEvalDeltaConst |
getTimeDeltaComputation() |
ViewUpdatedCollection |
getViewUpdatedCollection()
Returns the (optional) collection handling random access to window contents for prior or previous events.
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boolean |
isEmpty()
Returns true if the window is empty, or false if not empty.
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java.util.Iterator<EventBean> |
iterator()
Allows iteration through all elements in this event collection.
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void |
stop()
Stops the underlying resources.
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void |
stopSchedule() |
void |
stopView() |
java.lang.String |
toString() |
void |
update(EventBean[] newData,
EventBean[] oldData)
Notify that data has been added or removed from the Viewable parent.
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void |
visitView(ViewDataVisitor viewDataVisitor) |
addView, addView, dumpChildViews, dumpUpdateParams, dumpUpdateParams, findDescendent, findViewIndex, getParent, getViews, hasViews, removeAllViews, removeView, removeView, setParent, updateChildren
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
addView, getViews, hasViews, removeAllViews, removeView
public TimeWindowView(AgentInstanceViewFactoryChainContext agentInstanceContext, TimeWindowViewFactory timeWindowViewFactory, ExprTimePeriodEvalDeltaConst timeDeltaComputation, ViewUpdatedCollection viewUpdatedCollection)
timeDeltaComputation
- is the computation for the number of milliseconds before events gets pushed
out of the timeWindow as oldData in the update method.viewUpdatedCollection
- is a collection the view must update when receiving eventstimeWindowViewFactory
- for copying the view in a group-bypublic void adjust(long delta)
ScheduleAdjustmentCallback
adjust
in interface ScheduleAdjustmentCallback
delta
- to adjustpublic View cloneView()
CloneableView
Expected to return a same view in initialized state for grouping.
cloneView
in interface CloneableView
public ViewUpdatedCollection getViewUpdatedCollection()
public final EventType getEventType()
EventCollection
getEventType
in interface EventCollection
public final void update(EventBean[] newData, EventBean[] oldData)
View
public ExprTimePeriodEvalDeltaConst getTimeDeltaComputation()
public final java.util.Iterator<EventBean> iterator()
EventCollection
iterator
in interface EventCollection
iterator
in interface java.lang.Iterable<EventBean>
public final java.lang.String toString()
toString
in class java.lang.Object
public boolean isEmpty()
public void stopView()
stopView
in interface StoppableView
public void stop()
StopCallback
stop
in interface StopCallback
public void stopSchedule()
public void visitView(ViewDataVisitor viewDataVisitor)
visitView
in interface ViewDataVisitable