IShellMetric (Storm 2.7.1 API)

All Superinterfaces:

IMetric

All Known Implementing Classes:

AssignableShellMetric, CombinedShellMetric, CountShellMetric, ReducedShellMetric
```
public interface IShellMetric
extends IMetric
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`updateMetricFromRPC(Object value)`	This interface is used by ShellBolt and ShellSpout through RPC call to update Metric.

Methods inherited from interface org.apache.storm.metric.api.IMetric
getDimensions, getValueAndReset

- Method Detail
  - updateMetricFromRPC
```
void updateMetricFromRPC(Object value)
```
    This interface is used by ShellBolt and ShellSpout through RPC call to update Metric.
    
    Parameters:
    
    value - used to update metric, its's meaning change according implementation Object can be any json support types: String, Long, Double, Boolean, Null, List, Map