if (Lifecycle.START_EVENT.equals(event.getType())) {
if (source instanceof Service) {
Service service = (Service) source;
Engine engine = (Engine) service.getContainer();
engine.addContainerListener(this);
((Lifecycle) engine).addLifecycleListener(this);
if (engine.getDefaultHost() != null) {
mapper.setDefaultHostName(engine.getDefaultHost());
}
for (Container host : engine.findChildren()) {