How to use

addRegistration

method

in

org.jboss.weld.environment.osgi.impl.extension.beans.RegistrationsHolderImpl

@Override
public <T, U extends T> Registration<T> registerService(Class<T> contract,
                            U implementation) {
  ServiceRegistration reg = registry.registerService(contract.getName(),
                            implementation,
                            null);
  holder.addRegistration(reg);
  return new RegistrationImpl<T>(contract, registry, bundle, holder);
}

@Override
public <T> Registration<T> registerService(Class<T> contract,
                      Class<? extends T> implementation) {
  ServiceRegistration reg = registry.registerService(contract.getName(),
                            instances.select(implementation).get(),
                            null);
  holder.addRegistration(reg);
  return new RegistrationImpl<T>(contract, registry, bundle, holder);
}

instance.select(RegistrationsHolderImpl.class).get().addRegistration(registration);