DownloadListener (IcedTea-Web: NetX )

All Superinterfaces:

java.util.EventListener
```
public interface DownloadListener
extends java.util.EventListener
```
The listener that is notified of the state of resources being downloaded by a ResourceTracker. Events may be delivered on a background thread, and the event methods should complete quickly so that they do not slow down other downloading in progress by tying up a thread.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`downloadCompleted(DownloadEvent downloadEvent)`	Called when a download completed or there was an error.
`void`	`downloadStarted(DownloadEvent downloadEvent)`	Called when a download starts.
`void`	`updateStarted(DownloadEvent downloadEvent)`	Called when a resource is checked for being up-to-date.

- Method Detail
  - updateStarted
```
void updateStarted(DownloadEvent downloadEvent)
```
    Called when a resource is checked for being up-to-date.
    
    Parameters:
    
    downloadEvent - information about started update
  - downloadStarted
```
void downloadStarted(DownloadEvent downloadEvent)
```
    Called when a download starts.
    
    Parameters:
    
    downloadEvent - information about started download
  - downloadCompleted
```
void downloadCompleted(DownloadEvent downloadEvent)
```
    Called when a download completed or there was an error.
    
    Parameters:
    
    downloadEvent - information about finished download