Package org.apache.storm.windowing
Class EventImpl<T>
- java.lang.Object
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- org.apache.storm.windowing.EventImpl<T>
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- All Implemented Interfaces:
Event<T>
- Direct Known Subclasses:
WaterMarkEvent
public class EventImpl<T> extends Object implements Event<T>
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Tget()Returns the wrapped object, E.g.longgetTimestamp()The event timestamp in millis.booleanisWatermark()If this is a watermark event or not.StringtoString()
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Method Detail
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getTimestamp
public long getTimestamp()
Description copied from interface:EventThe event timestamp in millis. This could be the time when the source generated the tuple or the time when the tuple was received by a bolt.- Specified by:
getTimestampin interfaceEvent<T>- Returns:
- the event timestamp in milliseconds.
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get
public T get()
Description copied from interface:EventReturns the wrapped object, E.g. a tuple
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isWatermark
public boolean isWatermark()
Description copied from interface:EventIf this is a watermark event or not. Watermark events are used for tracking time while processing event based ts.- Specified by:
isWatermarkin interfaceEvent<T>- Returns:
- true if this is a watermark event
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