Metric (Nemo Project 0.4 API)

All Known Subinterfaces:

StateMetric<T>

All Known Implementing Classes:

JobMetric, StageMetric, TaskMetric
```
public interface Metric
```
Interface for all metrics.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.lang.String`	`getId()`	Get its unique id.
`boolean`	`processMetricMessage(java.lang.String metricField, byte[] metricValue)`	Process metric message from evaluators.

- Method Detail
  - getId
```
java.lang.String getId()
```
    Get its unique id.
    
    Returns:
    
    an unique id
  - processMetricMessage
```
boolean processMetricMessage(java.lang.String metricField,
                             byte[] metricValue)
```
    Process metric message from evaluators.
    
    Parameters:
    
    metricField - field name of the metric.
    
    metricValue - byte array of serialized data value.
    
    Returns:
    
    true if the metric was changed or false if not.