rocketmq-client-csharp/ClientManagerFactory.cs

/*
 * 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;
using System.Collections.Generic;
using System.Collections.Concurrent;

namespace Org.Apache.Rocketmq
{
    public sealed class ClientManagerFactory
    {
        public static IClientManager getClientManager(string resourceNamespace)
        {
            if (clientManagers.ContainsKey(resourceNamespace))
            {
                return clientManagers[resourceNamespace];
            }

            var clientManager = new ClientManager();
            // TODO: configure client managers.
            if (clientManagers.TryAdd<string, IClientManager>(resourceNamespace, clientManager))
            {
                return clientManager;
            }

            return clientManagers[resourceNamespace];
        }

        private static ConcurrentDictionary<string, IClientManager> clientManagers = new ConcurrentDictionary<string, IClientManager>();
    }

}