// TODO: This listener based solution is still too hacky. Proper integration should be:
    // TODO: 1) either parentController service will expose DU retrieval via public method
    // TODO: 2) or this listener based solution will be replaced with WildFly Extension based solution
    private static class ArquillianListener implements LifecycleListener {
        private final ServiceTarget serviceTarget;

        private ArquillianListener(final ServiceTarget serviceTarget) {
            this.serviceTarget = serviceTarget;
        }

        @Override
        public void handleEvent(final ServiceController<?> controller, final LifecycleEvent event) {
            final ServiceName serviceName = controller.getName();
            if (!JBOSS_DEPLOYMENT.isParentOf(serviceName))
                return;
            final String simpleName = serviceName.getSimpleName();

            if (event == LifecycleEvent.DOWN && simpleName.equals(Phase.DEPENDENCIES.toString())) {
                // DOWN event can happen multiple times during service lifecycle so this is handled
                // in ArquillianConfigBuilder.handleParseAnnotations(depUnit) method below.
                ServiceName parentName = serviceName.getParent();
                ServiceController<?> parentController = controller.getServiceContainer().getService(parentName);
                DeploymentUnit depUnit = (DeploymentUnit) parentController.getValue(); // TODO: eliminate deprecated API usage
                ArquillianConfigBuilder.handleParseAnnotations(depUnit);
            } else if (event == LifecycleEvent.UP && simpleName.equals(Phase.INSTALL.toString())) {
                ServiceName parentName = serviceName.getParent();
                ServiceController<?> parentController = controller.getServiceContainer().getService(parentName);
                DeploymentUnit depUnit = (DeploymentUnit) parentController.getValue(); // TODO: eliminate deprecated API usage
                Map<String, ArquillianConfig.TestClassInfo> testClasses = ArquillianConfigBuilder.getClasses(depUnit);
                if (testClasses != null) {
                    String duName = ArquillianConfigBuilder.getName(depUnit);
                    ServiceName arqConfigSN = ServiceName.JBOSS.append("arquillian", "config", duName);
                    ServiceBuilder<ArquillianConfig> builder = (ServiceBuilder<ArquillianConfig>) serviceTarget
                            .addService(arqConfigSN);
                    ArquillianConfig arqConfig = new ArquillianConfig(arqConfigSN, testClasses,
                            builder.requires(ArquillianService.SERVICE_NAME),
                            builder.requires(parentController.getName()));
                    arqConfig.addDeps(builder, controller);
                    builder.setInstance(arqConfig);
                    builder.install();
                    log.infof("Arquillian deployment detected: %s", arqConfig);
                }
            }
        }
    }