| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.ratis.protocol; |
| |
| import org.apache.ratis.thirdparty.com.google.protobuf.ByteString; |
| |
| import java.util.UUID; |
| |
| /** |
| * The id of RaftClient. Should be globally unique so that raft peers can use it |
| * to correctly identify retry requests from the same client. |
| */ |
| public final class ClientId extends RaftId { |
| private static final Factory<ClientId> FACTORY = new Factory<ClientId>() { |
| @Override |
| ClientId newInstance(UUID uuid) { |
| return new ClientId(uuid); |
| } |
| }; |
| |
| public static ClientId emptyClientId() { |
| return FACTORY.emptyId(); |
| } |
| |
| public static ClientId randomId() { |
| return FACTORY.randomId(); |
| } |
| |
| public static ClientId valueOf(ByteString bytes) { |
| return FACTORY.valueOf(bytes); |
| } |
| |
| public static ClientId valueOf(UUID uuid) { |
| return FACTORY.valueOf(uuid); |
| } |
| |
| private ClientId(UUID uuid) { |
| super(uuid); |
| } |
| |
| @Override |
| String createUuidString(UUID uuid) { |
| return "client-" + super.createUuidString(uuid); |
| } |
| } |