org.openbase.jul.pattern

Interface Observer<T>

Type Parameters:

T - the observable data type

public interface Observer<T>

Author:

Divine Threepwood

Method Summary

Modifier and Type	Method and Description
void	update(Observable<T> source, T data) This method is called whenever the observed object is changed.

Method Detail

update

void update(Observable<T> source,
            T data)
     throws Exception

This method is called whenever the observed object is changed. An application calls an Observable object's notifyObservers method to have all the object's observers notified of the change.

Parameters:

source - the source of the update

data - the updated data

Throws:

Exception - a possibly thrown exception