2 * Copyright (c) 2016 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.cluster.access.commands;
10 import static java.util.Objects.requireNonNull;
12 import akka.actor.ActorRef;
13 import com.google.common.collect.ImmutableList;
14 import java.io.IOException;
15 import java.io.ObjectInput;
16 import java.io.ObjectOutput;
17 import java.util.ArrayList;
18 import java.util.List;
19 import java.util.Optional;
20 import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier;
21 import org.opendaylight.yangtools.yang.data.codec.binfmt.NormalizedNodeDataInput;
22 import org.opendaylight.yangtools.yang.data.codec.binfmt.NormalizedNodeDataOutput;
23 import org.opendaylight.yangtools.yang.data.codec.binfmt.NormalizedNodeStreamVersion;
24 import org.opendaylight.yangtools.yang.data.impl.schema.ReusableImmutableNormalizedNodeStreamWriter;
27 * Externalizable proxy for use with {@link ExistsTransactionRequest}. It implements the initial (Boron) serialization
30 * @author Robert Varga
32 final class ModifyTransactionRequestProxyV1 extends AbstractTransactionRequestProxy<ModifyTransactionRequest> {
33 private static final long serialVersionUID = 1L;
35 private List<TransactionModification> modifications;
36 private Optional<PersistenceProtocol> protocol;
37 private transient NormalizedNodeStreamVersion streamVersion;
39 // checkstyle flags the public modifier as redundant however it is explicitly needed for Java serialization to
40 // be able to create instances via reflection.
41 @SuppressWarnings("checkstyle:RedundantModifier")
42 public ModifyTransactionRequestProxyV1() {
46 ModifyTransactionRequestProxyV1(final ModifyTransactionRequest request) {
48 this.modifications = requireNonNull(request.getModifications());
49 this.protocol = request.getPersistenceProtocol();
50 this.streamVersion = request.getVersion().getStreamVersion();
54 public void readExternal(final ObjectInput in) throws IOException, ClassNotFoundException {
55 super.readExternal(in);
57 protocol = Optional.ofNullable(PersistenceProtocol.readFrom(in));
59 final int size = in.readInt();
61 modifications = new ArrayList<>(size);
62 final NormalizedNodeDataInput nnin = NormalizedNodeDataInput.newDataInput(in);
63 final ReusableImmutableNormalizedNodeStreamWriter writer =
64 ReusableImmutableNormalizedNodeStreamWriter.create();
65 for (int i = 0; i < size; ++i) {
66 modifications.add(TransactionModification.readFrom(nnin, writer));
69 modifications = ImmutableList.of();
74 public void writeExternal(final ObjectOutput out) throws IOException {
75 super.writeExternal(out);
77 out.writeByte(PersistenceProtocol.byteValue(protocol.orElse(null)));
78 out.writeInt(modifications.size());
79 if (!modifications.isEmpty()) {
80 try (NormalizedNodeDataOutput nnout = streamVersion.newDataOutput(out)) {
81 for (TransactionModification op : modifications) {
89 protected ModifyTransactionRequest createRequest(final TransactionIdentifier target, final long sequence,
90 final ActorRef replyTo) {
91 return new ModifyTransactionRequest(target, sequence, replyTo, modifications, protocol.orElse(null));