if (wsRegistry == null && SystemInstance.get().getComponent(HttpListenerRegistry.class) != null) {
wsRegistry = new OpenEJBHttpWsRegistry();
}
if (portAddressRegistry == null) {
portAddressRegistry = new PortAddressRegistryImpl();
SystemInstance.get().setComponent(PortAddressRegistry.class, portAddressRegistry);
}
containerSystem = (CoreContainerSystem) SystemInstance.get().getComponent(ContainerSystem.class);
portAddressRegistry = SystemInstance.get().getComponent(PortAddressRegistry.class);
assembler = SystemInstance.get().getComponent(Assembler.class);