Reference (Asset Administration Shell Java Model 1.2.0 API)

All Known Implementing Classes:

DefaultReference
```
public interface Reference
```
Reference to either a model element of the same or another AAs or to an external entity. A reference is an ordered list of keys, each key referencing an element. The complete list of keys may for example be concatenated to a path that then gives unique access to an element or entity.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.util.List<Key>`	`getKeys()`	Unique reference in its name space.
`void`	`setKeys(java.util.List<Key> keys)`	Unique reference in its name space.

- Method Detail
  - getKeys
```
java.util.List<Key> getKeys()
```
    Unique reference in its name space. More information under https://admin-shell.io/aas/3/0/RC01/Reference/key
    
    Returns:
    
    Returns the List of Keys for the property keys.
  - setKeys
```
void setKeys(java.util.List<Key> keys)
```
    Unique reference in its name space. More information under https://admin-shell.io/aas/3/0/RC01/Reference/key
    
    Parameters:
    
    keys - desired value for the property keys.