On Feb 2, 7:57 pm, Michael Wölm <[email protected]> wrote:
> Hi Group,
>
> for my study project, I use Guice to apply Dependency Injection in a
> component-oriented system.
> For example, I have following binding set in the module:
>
> bind(IModule.class).to(Implementation.class);
>
> Ok, now there are these code snippets:
>
> ...
> Injector injector = Guice.createInjector(new MyModule());
> ...
>
> ... somewhere else....
> Class foo = ...; (esp. foo is now set to Implementation.class)
> // Is foo explicit described in the module description? (Which in this
> context would mean it is an inplementation of a module interface.)
> ...
>
> I want to know if the class foo is defined in any module used by the
> injector. Is that possible in Guice?
If I understand you correctly, you want to check whether IModule is
bound inthe injector or not. This is what I use in such situations:
Key<IModule> key = Key.get(IModule.class);
if (injector.getBinding(key) != null)
{
System.out.println("Hooray, IModule is bound");
}
HTH,
-dirk
--~--~---------~--~----~------------~-------~--~----~
You received this message because you are subscribed to the Google Groups
"google-guice" group.
To post to this group, send email to [email protected]
To unsubscribe from this group, send email to
[email protected]
For more options, visit this group at
http://groups.google.com/group/google-guice?hl=en
-~----------~----~----~----~------~----~------~--~---
