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.mdsal.dom.spi;
10 import com.google.common.collect.ForwardingObject;
11 import com.google.common.util.concurrent.FluentFuture;
12 import java.util.Optional;
13 import org.eclipse.jdt.annotation.NonNull;
14 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
15 import org.opendaylight.mdsal.dom.api.DOMDataTreeReadTransaction;
16 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
17 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
20 * Utility {@link DOMDataTreeReadTransaction} implementation which forwards all interface
21 * method invocation to a delegate instance.
23 public abstract class ForwardingDOMDataReadOnlyTransaction extends ForwardingObject
24 implements DOMDataTreeReadTransaction {
26 protected abstract @NonNull DOMDataTreeReadTransaction delegate();
29 public FluentFuture<Optional<NormalizedNode<?, ?>>> read(final LogicalDatastoreType store,
30 final YangInstanceIdentifier path) {
31 return delegate().read(store, path);
35 public FluentFuture<Boolean> exists(final LogicalDatastoreType store, final YangInstanceIdentifier path) {
36 return delegate().exists(store, path);
40 public Object getIdentifier() {
41 return delegate().getIdentifier();