WatermarkGaugeExposingOutput (Flink : Runtime 2.0-preview1 API)

Type Parameters:

T - The type of the elements that can be emitted.

All Superinterfaces:

AutoCloseable, Closeable, org.apache.flink.util.Collector<T>, Output<T>

All Known Subinterfaces:

OutputWithChainingCheck<OUT>

All Known Implementing Classes:

CountingOutput, FinishedOnRestoreMainOperatorOutput, RecordWriterOutput
```
public interface WatermarkGaugeExposingOutput<T>
extends Output<T>, Closeable
```
An Output that measures the last emitted watermark with a WatermarkGauge.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  org.apache.flink.metrics.Gauge<Long> getWatermarkGauge()
  - Methods inherited from interface java.io.Closeable
    close
  - Methods inherited from interface org.apache.flink.util.Collector
    close, collect
  - Methods inherited from interface org.apache.flink.streaming.api.operators.Output
    collect, emitLatencyMarker, emitRecordAttributes, emitWatermark, emitWatermarkStatus

Method Detail

getWatermarkGauge

org.apache.flink.metrics.Gauge<Long> getWatermarkGauge()