NodeUpdateListener (Charba - J2CL and GWT charts library based on CHART.JS)

```
public interface NodeUpdateListener
```
Interface to listen when an AbstractNode instance has been changed.

Author:

Andrea "Stock" Stocchero

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  void update(AbstractNode node)
  Invoked when an AbstractNode instance has been changed.

- Method Detail
  - update
```
void update(AbstractNode node)
```
    Invoked when an AbstractNode instance has been changed.
    
    Parameters:
    
    node - the changed AbstractNode instance