| // 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. |
| |
| using System.Collections.Concurrent; |
| using System.Net; |
| using Org.Apache.REEF.Common.Io; |
| using Org.Apache.REEF.Network.Naming.Events; |
| using Org.Apache.REEF.Wake.Remote.Impl; |
| |
| namespace Org.Apache.REEF.Network.Naming |
| { |
| /// <summary> |
| /// Helper class to send register and unregister events to the NameServer. |
| /// </summary> |
| internal sealed class NameRegisterClient |
| { |
| private readonly TransportClient<NamingEvent> _client; |
| private readonly BlockingCollection<NamingRegisterResponse> _registerResponseQueue; |
| private BlockingCollection<NamingUnregisterResponse> _unregisterResponseQueue; |
| |
| public NameRegisterClient(TransportClient<NamingEvent> client, |
| BlockingCollection<NamingRegisterResponse> registerQueue, |
| BlockingCollection<NamingUnregisterResponse> unregisterQueue) |
| { |
| _client = client; |
| _registerResponseQueue = registerQueue; |
| _unregisterResponseQueue = unregisterQueue; |
| } |
| |
| /// <summary> |
| /// Synchronously register the id and endpoint with the NameServer. |
| /// </summary> |
| /// <param name="id">The identifier</param> |
| /// <param name="endpoint">The endpoint</param> |
| public void Register(string id, IPEndPoint endpoint) |
| { |
| NameAssignment assignment = new NameAssignment(id, endpoint); |
| _client.Send(new NamingRegisterRequest(assignment)); |
| _registerResponseQueue.Take(); |
| } |
| |
| /// <summary> |
| /// Synchronously unregisters the identifier with the NameServer. |
| /// </summary> |
| /// <param name="id">The identifier to unregister</param> |
| public void Unregister(string id) |
| { |
| _client.Send(new NamingUnregisterRequest(id)); |
| } |
| } |
| } |