2 * Copyright (c) 2023 PANTHEON.tech, s.r.o. 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.mdsal.binding.api;
10 import static java.util.Objects.requireNonNull;
12 import com.google.common.collect.ForwardingObject;
13 import java.util.List;
14 import org.opendaylight.yangtools.yang.binding.DataObject;
16 final class DataChangeListenerAdapter<T extends DataObject> extends ForwardingObject
17 implements ClusteredDataTreeChangeListener<T> {
18 private final DataChangeListener<T> delegate;
20 DataChangeListenerAdapter(final DataChangeListener<T> delegate) {
21 this.delegate = requireNonNull(delegate);
25 public void onDataTreeChanged(final List<DataTreeModification<T>> changes) {
26 delegate.dataChanged(changes.get(0).getRootNode().dataBefore(),
27 changes.get(changes.size() - 1).getRootNode().dataAfter());
31 public void onInitialData() {
32 delegate.dataChanged(null, null);
36 protected DataChangeListener<T> delegate() {