Eclipse4/RCP/EAS/OSGi Services

The Eclipse 4 dependency injection framework exposes OSGi services for consumption to clients by default. This removes a lot of the boilerplate ServiceTracker code and allows clients to simply annotate a field to have an OSGi service injected.

API Comparison

Service retrieval
OSGi APIS	Eclipse 4 Dependency Injection
public class Model {   private EventAdmin eventAdmin;   public Model(BundleContext ctxt) { ServiceTracker tracker = new ServiceTracker<EventAdmin, EventAdmin>( ctxt, EventAdmin.class, null); tracker.open(); eventAdmin = tracker.getService(); } }	public class Model { @Inject private EventAdmin eventAdmin; }