MetricKey (PMD Core 6.19.0 API)

Type Parameters:

N - Type of nodes the metric can be computed on
```
public interface MetricKey<N extends Node>
```
Key identifying a metric. Such keys must implement the hashCode method. Enums are well fitted to serve as metric keys.

Since:

5.8.0

Author:

Clément Fournier

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Metric<N>`	`getCalculator()`	Returns the object used to calculate the metric.
`java.lang.String`	`name()`	Returns the name of the metric.
`boolean`	`supports(N node)`	Returns true if the metric held by this key can be computed on this node.

- Method Detail
  - name
```
java.lang.String name()
```
    Returns the name of the metric.
    
    Returns:
    
    The name of the metric
  - getCalculator
```
Metric<N> getCalculator()
```
    Returns the object used to calculate the metric.
    
    Returns:
    
    The calculator
  - supports
```
boolean supports(N node)
```
    Returns true if the metric held by this key can be computed on this node.
    
    Parameters:
    
    node - The node to test
    
    Returns:
    
    Whether or not the metric can be computed on this node