WatermarkGauge (Flink : Runtime 2.0.0 API)

java.lang.Object
- org.apache.flink.streaming.runtime.metrics.WatermarkGauge

All Implemented Interfaces:

org.apache.flink.metrics.Gauge<Long>, org.apache.flink.metrics.Metric
```
public class WatermarkGauge
extends Object
implements org.apache.flink.metrics.Gauge<Long>
```
A Gauge for exposing the current input/output watermark.

- Constructor Summary
  
  Constructors
  Constructor Description
  
  WatermarkGauge()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  Long getValue()
  
  void setCurrentWatermark(long watermark)
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
  - Methods inherited from interface org.apache.flink.metrics.Gauge
    getMetricType

- Constructor Detail
  - WatermarkGauge
```
public WatermarkGauge()
```
- Method Detail
  - setCurrentWatermark
```
public void setCurrentWatermark(long watermark)
```
  - getValue
```
public Long getValue()
```
    Specified by:
    
    getValue in interface org.apache.flink.metrics.Gauge<Long>