2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.controller.config.yang.md.sal.binding.impl;
10 import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
11 import org.opendaylight.controller.md.sal.binding.api.NotificationService;
12 import org.opendaylight.controller.md.sal.binding.compat.HeliumNotificationProviderServiceAdapter;
13 import org.opendaylight.controller.md.sal.binding.compat.HeliumNotificationProviderServiceWithInterestListeners;
14 import org.opendaylight.controller.md.sal.binding.compat.HydrogenNotificationBrokerImpl;
15 import org.opendaylight.controller.md.sal.binding.impl.BindingDOMNotificationPublishServiceAdapter;
16 import org.opendaylight.controller.md.sal.binding.impl.BindingDOMNotificationServiceAdapter;
17 import org.opendaylight.controller.md.sal.dom.api.DOMNotificationPublishService;
18 import org.opendaylight.controller.md.sal.dom.spi.DOMNotificationSubscriptionListenerRegistry;
19 import org.opendaylight.controller.sal.binding.codegen.impl.SingletonHolder;
24 public final class NotificationBrokerImplModule extends
25 org.opendaylight.controller.config.yang.md.sal.binding.impl.AbstractNotificationBrokerImplModule {
27 public NotificationBrokerImplModule(final org.opendaylight.controller.config.api.ModuleIdentifier identifier,
28 final org.opendaylight.controller.config.api.DependencyResolver dependencyResolver) {
29 super(identifier, dependencyResolver);
32 public NotificationBrokerImplModule(final org.opendaylight.controller.config.api.ModuleIdentifier identifier,
33 final org.opendaylight.controller.config.api.DependencyResolver dependencyResolver,
34 final NotificationBrokerImplModule oldModule, final java.lang.AutoCloseable oldInstance) {
35 super(identifier, dependencyResolver, oldModule, oldInstance);
39 public void validate() {
41 // Add custom validation for module attributes here.
45 public java.lang.AutoCloseable createInstance() {
47 final NotificationPublishService notificationPublishService = getNotificationPublishAdapterDependency();
48 final NotificationService notificationService = getNotificationAdapterDependency();
50 if(notificationPublishService != null & notificationService != null) {
51 return createHeliumAdapter(notificationPublishService,notificationService);
55 * FIXME: Switch to new broker (which has different threading model)
56 * once this change is communicated with downstream users or
57 * we will have adapter implementation which will honor Helium
58 * threading model for notifications.
60 return new HydrogenNotificationBrokerImpl(SingletonHolder.getDefaultNotificationExecutor());
63 private static AutoCloseable createHeliumAdapter(final NotificationPublishService publishService,
64 final NotificationService listenService) {
65 if (listenService instanceof BindingDOMNotificationServiceAdapter
66 && publishService instanceof BindingDOMNotificationPublishServiceAdapter) {
67 final BindingDOMNotificationPublishServiceAdapter castedPublish =
68 (BindingDOMNotificationPublishServiceAdapter) publishService;
69 final BindingDOMNotificationServiceAdapter castedListen =
70 (BindingDOMNotificationServiceAdapter) listenService;
71 final DOMNotificationPublishService domPublishService = castedPublish.getDomPublishService();
72 if (domPublishService instanceof DOMNotificationSubscriptionListenerRegistry) {
73 final DOMNotificationSubscriptionListenerRegistry subsRegistry =
74 (DOMNotificationSubscriptionListenerRegistry) domPublishService;
75 return new HeliumNotificationProviderServiceWithInterestListeners(castedPublish, castedListen,
79 return new HeliumNotificationProviderServiceAdapter(publishService, listenService);