FileWatcherCallback

```
public interface FileWatcherCallback
```
A callback that is invoked whenever a path has changed.

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static class FileWatcherCallback.Type

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`pathChanged(FileWatcherCallback.Type type, java.lang.String path)`	The given path has changed.

- Method Detail
  - pathChanged
```
void pathChanged(FileWatcherCallback.Type type,
                 java.lang.String path)
```
    The given path has changed. See notes on the FileWatcher implementation for:
    
    whether calls to this method can be expected from a single thread or multiple different ones,
    
    how actual events are reported.
    Parameters:
    
    type - the type of the change.
    
    path - the path of the change. For FileWatcherCallback.Type.UNKNOWN it can be null.