HierarchyChangeReader (Smooks 2.0.0-RC4 API)

```
public interface HierarchyChangeReader
```
Hierarchy change reader.
Interface to allow Smooks to listen for XMLReader changes in reader implementations.

Author:

tom.fennelly@gmail.com

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`setHierarchyChangeListener(HierarchyChangeListener listener)`	Set a `reader` hierarchy change listener.

- Method Detail
  - setHierarchyChangeListener
```
void setHierarchyChangeListener(HierarchyChangeListener listener)
```
    Set a reader hierarchy change listener.
    
    Parameters:
    
    listener - The listener.