Interface WatermarkPolicy
- All Superinterfaces:
 Serializable
- All Known Implementing Classes:
 WatermarkPolicyFactory.ArrivalTimeWatermarkPolicy,WatermarkPolicyFactory.CustomWatermarkPolicy,WatermarkPolicyFactory.ProcessingTimeWatermarkPolicy
Implement this interface to define a custom watermark calculation heuristic.
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Method Summary
 
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Method Details
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getWatermark
Instant getWatermark() - 
update
 
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