@PublicEvolving public abstract class Window extends Object
Windowis a grouping of elements into finite buckets. Windows have a maximum timestamp which means that, at some point, all elements that go into one window will have arrived.
Subclasses should implement
hashCode() so that logically same
windows are treated the same.
|Constructor and Description|
|Modifier and Type||Method and Description|
Gets the largest timestamp that still belongs to this window.
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