2 * Copyright (c) 2015 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.md.sal.binding.impl;
10 import static java.util.Objects.requireNonNull;
12 import org.opendaylight.controller.md.sal.binding.api.ClusteredDataTreeChangeListener;
13 import org.opendaylight.controller.md.sal.binding.api.DataTreeChangeListener;
14 import org.opendaylight.controller.md.sal.binding.api.DataTreeChangeService;
15 import org.opendaylight.controller.md.sal.binding.api.DataTreeIdentifier;
16 import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeChangeService;
17 import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeIdentifier;
18 import org.opendaylight.yangtools.concepts.ListenerRegistration;
19 import org.opendaylight.yangtools.yang.binding.DataObject;
20 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
23 * Adapter exposing Binding {@link DataTreeChangeService} and wrapping
24 * {@link DOMDataTreeChangeService} and is responsible for translation
25 * and instantiation of {@link BindingDOMDataTreeChangeListenerAdapter}
29 * Each registered {@link DataTreeChangeListener} is wrapped using
30 * adapter and registered directly to DOM service.
32 @Deprecated(forRemoval = true)
33 final class BindingDOMDataTreeChangeServiceAdapter implements DataTreeChangeService {
35 private final BindingToNormalizedNodeCodec codec;
36 private final DOMDataTreeChangeService dataTreeChangeService;
38 private BindingDOMDataTreeChangeServiceAdapter(final BindingToNormalizedNodeCodec codec,
39 final DOMDataTreeChangeService dataTreeChangeService) {
40 this.codec = requireNonNull(codec);
41 this.dataTreeChangeService = requireNonNull(dataTreeChangeService);
44 static DataTreeChangeService create(final BindingToNormalizedNodeCodec codec,
45 final DOMDataTreeChangeService dataTreeChangeService) {
46 return new BindingDOMDataTreeChangeServiceAdapter(codec, dataTreeChangeService);
50 public <T extends DataObject, L extends DataTreeChangeListener<T>> ListenerRegistration<L>
51 registerDataTreeChangeListener(final DataTreeIdentifier<T> treeId, final L listener) {
52 final DOMDataTreeIdentifier domIdentifier = toDomTreeIdentifier(treeId);
54 @SuppressWarnings({ "rawtypes", "unchecked" })
55 final BindingDOMDataTreeChangeListenerAdapter<T> domListener =
56 listener instanceof ClusteredDataTreeChangeListener
57 ? new BindingClusteredDOMDataTreeChangeListenerAdapter<>(
58 codec, (ClusteredDataTreeChangeListener) listener, treeId.getDatastoreType())
59 : new BindingDOMDataTreeChangeListenerAdapter<>(codec, listener, treeId.getDatastoreType());
61 final ListenerRegistration<BindingDOMDataTreeChangeListenerAdapter<T>> domReg =
62 dataTreeChangeService.registerDataTreeChangeListener(domIdentifier, domListener);
63 return new BindingDataTreeChangeListenerRegistration<>(listener,domReg);
66 private DOMDataTreeIdentifier toDomTreeIdentifier(final DataTreeIdentifier<?> treeId) {
67 final YangInstanceIdentifier domPath = codec.toYangInstanceIdentifierBlocking(treeId.getRootIdentifier());
68 return new DOMDataTreeIdentifier(treeId.getDatastoreType(), domPath);