ProductNodeListener (SNAP Engine API)

All Known Implementing Classes:

MaskCollectionLayer.MaskPNL, ProductNodeListenerAdapter
```
public interface ProductNodeListener
```
A listener which listens to internal data product changes.

Version:

$Revision$ $Date$

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`void`	`nodeAdded(ProductNodeEvent event)`	Notified when a node was added.
`void`	`nodeChanged(ProductNodeEvent event)`	Notified when a node changed.
`void`	`nodeDataChanged(ProductNodeEvent event)`	Notified when a node's data changed.
`default void`	`nodeDisposing(ProductNodeEvent event)`	Notified when a node starts its disposal.
`void`	`nodeRemoved(ProductNodeEvent event)`	Notified when a node was removed.

- Method Detail
  - nodeChanged
```
void nodeChanged(ProductNodeEvent event)
```
    Notified when a node changed.
    
    Parameters:
    
    event - the product node which the listener to be notified
  - nodeDataChanged
```
void nodeDataChanged(ProductNodeEvent event)
```
    Notified when a node's data changed.
    
    Parameters:
    
    event - the product node which the listener to be notified
  - nodeAdded
```
void nodeAdded(ProductNodeEvent event)
```
    Notified when a node was added.
    
    Parameters:
    
    event - the product node which the listener to be notified
  - nodeRemoved
```
void nodeRemoved(ProductNodeEvent event)
```
    Notified when a node was removed.
    
    Parameters:
    
    event - the product node which the listener to be notified
  - nodeDisposing
```
default void nodeDisposing(ProductNodeEvent event)
```
    Notified when a node starts its disposal. Overwrite this method if you want to be notified when a node starts disposal.
    
    Parameters:
    
    event - the product node which the listener to be notified