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.md.sal.dom.broker.impl.compat;
10 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker;
11 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
12 import org.opendaylight.controller.md.sal.common.api.data.DataChangeEvent;
13 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
14 import org.opendaylight.controller.md.sal.common.impl.util.compat.DataNormalizer;
15 import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
16 import org.opendaylight.controller.md.sal.dom.api.DOMDataChangeListener;
17 import org.opendaylight.controller.sal.core.api.data.DataChangeListener;
18 import org.opendaylight.yangtools.concepts.Delegator;
19 import org.opendaylight.yangtools.concepts.ListenerRegistration;
20 import org.opendaylight.yangtools.yang.data.api.CompositeNode;
21 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
22 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
25 abstract class TranslatingListenerInvoker implements AutoCloseable, DOMDataChangeListener, Delegator<DataChangeListener> {
27 private final DataChangeListener delegate;
28 private final DataNormalizer normalizer;
29 protected ListenerRegistration<DOMDataChangeListener> reg;
31 protected TranslatingListenerInvoker(final DataChangeListener listener, final DataNormalizer normalizer) {
32 this.delegate = listener;
33 this.normalizer = normalizer;
36 static TranslatingListenerInvoker createConfig(final DataChangeListener listener, final DataNormalizer normalizer) {
37 return new TranslatingConfigListenerInvoker(listener, normalizer);
40 static TranslatingListenerInvoker createOperational(final DataChangeListener listener, final DataNormalizer normalizer) {
41 return new TranslatingOperationalListenerInvoker(listener, normalizer);
45 public void onDataChanged(final AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> normalizedChange) {
46 delegate.onDataChanged(getLegacyEvent(normalizer, normalizedChange));
49 abstract DataChangeEvent<YangInstanceIdentifier, CompositeNode> getLegacyEvent(final DataNormalizer normalizer,
50 final AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> normalizedChange);
53 public DataChangeListener getDelegate() {
57 abstract void register(final DOMDataBroker backingBroker, final YangInstanceIdentifier normalizedPath);
67 public String toString() {
68 return getDelegate().getClass().getName();
71 static final class TranslatingConfigListenerInvoker extends TranslatingListenerInvoker {
73 public TranslatingConfigListenerInvoker(final DataChangeListener listener, final DataNormalizer normalizer) {
74 super(listener, normalizer);
78 DataChangeEvent<YangInstanceIdentifier, CompositeNode> getLegacyEvent(final DataNormalizer normalizer, final AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> normalizedChange) {
79 return TranslatingDataChangeEvent.createConfiguration(normalizedChange, normalizer);
83 void register(final DOMDataBroker backingBroker, final YangInstanceIdentifier normalizedPath) {
84 reg = backingBroker.registerDataChangeListener(LogicalDatastoreType.CONFIGURATION, normalizedPath, this,
85 AsyncDataBroker.DataChangeScope.SUBTREE);
89 static final class TranslatingOperationalListenerInvoker extends TranslatingListenerInvoker {
91 public TranslatingOperationalListenerInvoker(final DataChangeListener listener, final DataNormalizer normalizer) {
92 super(listener, normalizer);
96 DataChangeEvent<YangInstanceIdentifier, CompositeNode> getLegacyEvent(final DataNormalizer normalizer, final AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> normalizedChange) {
97 return TranslatingDataChangeEvent.createOperational(normalizedChange, normalizer);
101 void register(final DOMDataBroker backingBroker, final YangInstanceIdentifier normalizedPath) {
102 reg = backingBroker.registerDataChangeListener(LogicalDatastoreType.OPERATIONAL, normalizedPath, this,
103 AsyncDataBroker.DataChangeScope.SUBTREE);