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.binding.dom.adapter;
10 import static java.util.Objects.requireNonNull;
12 import com.google.common.util.concurrent.ListenableFuture;
13 import java.util.function.Supplier;
14 import org.eclipse.jdt.annotation.NonNull;
15 import org.opendaylight.mdsal.binding.api.ReadTransaction;
16 import org.opendaylight.mdsal.binding.api.ReadWriteTransaction;
17 import org.opendaylight.mdsal.binding.api.TransactionChain;
18 import org.opendaylight.mdsal.binding.api.TransactionChainClosedException;
19 import org.opendaylight.mdsal.binding.api.WriteTransaction;
20 import org.opendaylight.mdsal.dom.api.DOMTransactionChain;
21 import org.opendaylight.mdsal.dom.api.DOMTransactionChainClosedException;
22 import org.opendaylight.yangtools.concepts.Delegator;
23 import org.opendaylight.yangtools.yang.common.Empty;
25 final class BindingDOMTransactionChainAdapter implements TransactionChain, Delegator<DOMTransactionChain> {
26 private final @NonNull DOMTransactionChain delegate;
27 private final @NonNull AdapterContext adapterContext;
29 BindingDOMTransactionChainAdapter(final DOMTransactionChain delegate, final AdapterContext adapterContext) {
30 this.delegate = requireNonNull(delegate);
31 this.adapterContext = requireNonNull(adapterContext);
35 public DOMTransactionChain getDelegate() {
40 public ReadTransaction newReadOnlyTransaction() {
41 return new BindingDOMReadTransactionAdapter(adapterContext,
42 createTransaction(delegate::newReadOnlyTransaction));
46 public WriteTransaction newWriteOnlyTransaction() {
47 return new BindingDOMWriteTransactionAdapter<>(adapterContext,
48 createTransaction(delegate::newWriteOnlyTransaction));
52 public ReadWriteTransaction newReadWriteTransaction() {
53 return new BindingDOMReadWriteTransactionAdapter(adapterContext,
54 createTransaction(delegate::newReadWriteTransaction));
58 public ListenableFuture<Empty> future() {
59 return delegate.future();
67 private static <T> T createTransaction(final Supplier<T> supplier) {
69 return supplier.get();
70 } catch (DOMTransactionChainClosedException e) {
71 throw new TransactionChainClosedException("Transaction chain already closed", e);