How to use

RegistrationsHolderImpl

in

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

  @PreDestroy
  public void stop() {
    shutdown.fire(new BundleContainerEvents.BundleContainerShutdown(actualContext));
    for (ServiceRegistration reg : registrations.getRegistrations()) {
      try {
        reg.unregister();
      } catch (Throwable t) {
        //t.printStackTrace();
      }
    }
    invalid.fire(new Invalid());
    ext.removeListeners();
  }
}

@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 Registration<T> select(String filter) {
  Filter osgiFilter = null;
  try {
    osgiFilter = FrameworkUtil.createFilter(filter);
  }
  catch(InvalidSyntaxException e) {
    throw new IllegalArgumentException("Invalid LDAP filter : "
                      + e.getMessage());
  }
  RegistrationHolder holder = new RegistrationsHolderImpl();
  for (ServiceRegistration registration : holder.getRegistrations()) {
    if (osgiFilter.match(registration.getReference())) {
      holder.addRegistration(registration);
    }
  }
  return new RegistrationImpl<T>(contract, registry, bundle, holder);
}

for (ServiceRegistration reg : regs.getRegistrations()) {
  try {
    reg.unregister();

@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);
}

Collection<ServiceRegistration> regs = holder.getInstance().select(RegistrationsHolderImpl.class).get().getRegistrations();
BundleContext bundleContext = bundle.getBundleContext();
try {

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