Add InstanceNotification(Publish)ServiceAdapter
[mdsal.git] / binding / mdsal-binding-dom-adapter / src / main / java / org / opendaylight / mdsal / binding / dom / adapter / InstanceNotificationPublishServiceAdapter.java
1 /*
2  * Copyright (c) 2022 PANTHEON.tech, s.r.o. and others.  All rights reserved.
3  *
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
7  */
8 package org.opendaylight.mdsal.binding.dom.adapter;
9
10 import static com.google.common.base.Preconditions.checkArgument;
11
12 import com.google.common.collect.ClassToInstanceMap;
13 import com.google.common.collect.ImmutableSet;
14 import java.util.Set;
15 import org.opendaylight.mdsal.binding.api.InstanceNotificationPublishService;
16 import org.opendaylight.mdsal.binding.api.InstanceNotificationSpec;
17 import org.opendaylight.mdsal.binding.dom.adapter.BindingDOMAdapterBuilder.Factory;
18 import org.opendaylight.mdsal.binding.spec.reflect.BindingReflections;
19 import org.opendaylight.mdsal.dom.api.DOMInstanceNotificationPublishService;
20 import org.opendaylight.mdsal.dom.api.DOMService;
21 import org.opendaylight.yangtools.yang.binding.DataObject;
22 import org.opendaylight.yangtools.yang.binding.InstanceNotification;
23
24 final class InstanceNotificationPublishServiceAdapter
25         extends AbstractBindingLoadingAdapter<DOMInstanceNotificationPublishService, InstanceNotificationSpec<?, ?>,
26             PublisherAdapter<?, ?>>
27         implements InstanceNotificationPublishService {
28     private static final class Builder extends BindingDOMAdapterBuilder<InstanceNotificationPublishService> {
29         Builder(final AdapterContext adapterContext) {
30             super(adapterContext);
31         }
32
33         @Override
34         public Set<Class<? extends DOMService>> getRequiredDelegates() {
35             return ImmutableSet.of(DOMInstanceNotificationPublishService.class);
36         }
37
38         @Override
39         protected InstanceNotificationPublishService createInstance(final ClassToInstanceMap<DOMService> delegates) {
40             return new InstanceNotificationPublishServiceAdapter(adapterContext(),
41                 delegates.getInstance(DOMInstanceNotificationPublishService.class));
42         }
43     }
44
45     static final Factory<InstanceNotificationPublishService> BUILDER_FACTORY = Builder::new;
46
47     private InstanceNotificationPublishServiceAdapter(final AdapterContext adapterContext,
48             final DOMInstanceNotificationPublishService domPublishService) {
49         super(adapterContext, domPublishService);
50     }
51
52     @Override
53     @SuppressWarnings("unchecked")
54     public <N extends InstanceNotification<N, P>, P extends DataObject> Publisher<N, P> newPublisher(
55             final InstanceNotificationSpec<N, P> notificationSpec) {
56         return (Publisher<N, P>) getAdapter(notificationSpec);
57     }
58
59     @Override
60     PublisherAdapter<?, ?> loadAdapter(final InstanceNotificationSpec<?, ?> key) {
61         final var type = key.type();
62         checkArgument(BindingReflections.isBindingClass(type));
63         checkArgument(type.isInterface(), "Supplied Notification type must be an interface.");
64         checkArgument(InstanceNotification.class.isAssignableFrom(type), "Illegal instance notification class %s",
65             type);
66         return new PublisherAdapter<>(adapterContext(), getDelegate(), key);
67     }
68 }