Key Value Observing in Java

Question

in Objective C one can make use of key value observing to get notifications of changes to objects & then the program can act accordingly; is there something similar in java?

Answer 1

You can look into PropertyChangeListener, which has been part of Java since JDK 1.0:

http://download.oracle.com/javase/tutorial/uiswing/events/propertychangelistener.html

Answer 2

It is not possible in Java without implementing it yourself, so i wrote a little "library".

https://github.com/Appyx/JKVO