Hi Dan, On Sat, Nov 2, 2013 at 3:12 PM, Daniel McGreal <[email protected]> wrote: > Hi Felix users, > I wonder if anyone knows why the Felix @Reference annotations are valid on > fields, but not methods, whereas the opposite is true for the OSGi standard > @Reference annotation. > I would very much like to have a service bound, which I don’t keep a > reference to in the rest of my class (so that I can guarantee that code in > the rest of the class doesn’t depend directly on the reference). For example: > > int value; > private void bindValueGetter(ValueGetter s){ > value = s.getValue(); > } > > With the annotation on the field, I am forced to have a reference to the > ValueGetter, which might mislead programmers into using it - without the > reference there I can just keep the cached values when the service arrives > the first time and not have to document, etc that it might be null.
The maven-scr-plugin ( and I think the ant task as well ) generates a 'bindValueGetter' method automatically if you don't have it in your class. If you implement it yourself, you can control its behaviour, just like in your snippet above. Robert > > Thanks, Dan. > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
