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.InstanceIdentifier;
22 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
24 abstract class TranslatingListenerInvoker implements AutoCloseable, DOMDataChangeListener, Delegator<DataChangeListener> {
26 private final DataChangeListener delegate;
27 private final DataNormalizer normalizer;
28 protected ListenerRegistration<DOMDataChangeListener> reg;
30 protected TranslatingListenerInvoker(final DataChangeListener listener, final DataNormalizer normalizer) {
31 this.delegate = listener;
32 this.normalizer = normalizer;
35 static TranslatingListenerInvoker createConfig(final DataChangeListener listener, final DataNormalizer normalizer) {
36 return new TranslatingConfigListenerInvoker(listener, normalizer);
39 static TranslatingListenerInvoker createOperational(final DataChangeListener listener, final DataNormalizer normalizer) {
40 return new TranslatingOperationalListenerInvoker(listener, normalizer);
44 public void onDataChanged(final AsyncDataChangeEvent<InstanceIdentifier, NormalizedNode<?, ?>> normalizedChange) {
45 delegate.onDataChanged(getLegacyEvent(normalizer, normalizedChange));
48 abstract DataChangeEvent<InstanceIdentifier, CompositeNode> getLegacyEvent(final DataNormalizer normalizer,
49 final AsyncDataChangeEvent<InstanceIdentifier, NormalizedNode<?, ?>> normalizedChange);
52 public DataChangeListener getDelegate() {
56 abstract void register(final DOMDataBroker backingBroker, final InstanceIdentifier normalizedPath);
65 static final class TranslatingConfigListenerInvoker extends TranslatingListenerInvoker {
67 public TranslatingConfigListenerInvoker(final DataChangeListener listener, final DataNormalizer normalizer) {
68 super(listener, normalizer);
71 DataChangeEvent<InstanceIdentifier, CompositeNode> getLegacyEvent(final DataNormalizer normalizer, final AsyncDataChangeEvent<InstanceIdentifier, NormalizedNode<?, ?>> normalizedChange) {
72 return TranslatingDataChangeEvent.createConfiguration(normalizedChange, normalizer);
76 void register(final DOMDataBroker backingBroker, final InstanceIdentifier normalizedPath) {
77 reg = backingBroker.registerDataChangeListener(LogicalDatastoreType.CONFIGURATION, normalizedPath, this,
78 AsyncDataBroker.DataChangeScope.SUBTREE);
82 static final class TranslatingOperationalListenerInvoker extends TranslatingListenerInvoker {
84 public TranslatingOperationalListenerInvoker(final DataChangeListener listener, final DataNormalizer normalizer) {
85 super(listener, normalizer);
88 DataChangeEvent<InstanceIdentifier, CompositeNode> getLegacyEvent(final DataNormalizer normalizer, final AsyncDataChangeEvent<InstanceIdentifier, NormalizedNode<?, ?>> normalizedChange) {
89 return TranslatingDataChangeEvent.createOperational(normalizedChange, normalizer);
93 void register(final DOMDataBroker backingBroker, final InstanceIdentifier normalizedPath) {
94 reg = backingBroker.registerDataChangeListener(LogicalDatastoreType.OPERATIONAL, normalizedPath, this,
95 AsyncDataBroker.DataChangeScope.SUBTREE);