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.datastore.persisted;
10 import com.google.common.base.MoreObjects;
11 import com.google.common.collect.ImmutableList;
12 import java.io.Externalizable;
13 import java.io.IOException;
14 import java.io.ObjectInput;
15 import java.io.ObjectOutput;
16 import java.util.ArrayList;
17 import java.util.Collection;
18 import java.util.List;
20 public final class FrontendShardDataTreeSnapshotMetadata extends
21 ShardDataTreeSnapshotMetadata<FrontendShardDataTreeSnapshotMetadata> {
23 private static final class Proxy implements Externalizable {
24 private static final long serialVersionUID = 1L;
26 private List<FrontendClientMetadata> clients;
28 // checkstyle flags the public modifier as redundant which really doesn't make sense since it clearly isn't
29 // redundant. It is explicitly needed for Java serialization to be able to create instances via reflection.
30 @SuppressWarnings("checkstyle:RedundantModifier")
35 Proxy(final FrontendShardDataTreeSnapshotMetadata metadata) {
36 this.clients = metadata.getClients();
40 public void writeExternal(final ObjectOutput out) throws IOException {
41 out.writeInt(clients.size());
42 for (final FrontendClientMetadata c : clients) {
48 public void readExternal(final ObjectInput in) throws IOException, ClassNotFoundException {
49 final int size = in.readInt();
50 final List<FrontendClientMetadata> readedClients = new ArrayList<>(size);
51 for (int i = 0; i < size ; ++i) {
52 readedClients.add(FrontendClientMetadata.readFrom(in));
54 this.clients = ImmutableList.copyOf(readedClients);
57 private Object readResolve() {
58 return new FrontendShardDataTreeSnapshotMetadata(clients);
62 private static final long serialVersionUID = 1L;
64 private final List<FrontendClientMetadata> clients;
66 public FrontendShardDataTreeSnapshotMetadata(final Collection<FrontendClientMetadata> clients) {
67 this.clients = ImmutableList.copyOf(clients);
70 public List<FrontendClientMetadata> getClients() {
75 protected Externalizable externalizableProxy() {
76 return new Proxy(this);
80 public Class<FrontendShardDataTreeSnapshotMetadata> getType() {
81 return FrontendShardDataTreeSnapshotMetadata.class;
85 public String toString() {
86 return MoreObjects.toStringHelper(FrontendShardDataTreeSnapshotMetadata.class).add("clients", clients)