GroupKey (ONOS Java API (2.2.4))

All Known Implementing Classes:

DefaultGroupKey, PiGroupKey
```
public interface GroupKey
```
Representation of generalized Key that would be used to store groups in < Key, Value > store. This key uses a generic byte array so that applications can associate their groups with any of their data by translating it into a byte array.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  byte[] key()
  Returns the byte representation of key.

- Method Detail
  - key
```
byte[] key()
```
    Returns the byte representation of key.
    
    Returns:
    
    byte array