content: /*
   * Copyright 1999-$toady.year Alibaba Group Holding Ltd.
   *
   * Licensed 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 com.alibaba.nacos.common.remote.client;
  
  import com.alibaba.nacos.common.remote.client.grpc.DefaultGrpcClientConfig;
  import com.alibaba.nacos.common.remote.client.grpc.GrpcClientConfig;
  
  import java.util.Map;
  import java.util.Properties;
  
  /**
   * RpcClientConfigFactory.
   *
   * @author Nacos
   */
  public class RpcClientConfigFactory implements RpcConfigFactory {
      
      private static volatile RpcClientConfigFactory rpcClientConfigFactory;
      
      private RpcClientConfigFactory() {
      }
      
      public static RpcClientConfigFactory getInstance() {
          if (rpcClientConfigFactory == null) {
              synchronized (RpcClientConfigFactory.class) {
                  if (rpcClientConfigFactory == null) {
                      rpcClientConfigFactory = new RpcClientConfigFactory();
                  }
              }
          }
          return rpcClientConfigFactory;
      }
      
      @Override
      public GrpcClientConfig createGrpcClientConfig(Properties properties, Map<String, String> labels) {
          return DefaultGrpcClientConfig.newBuilder().setLabels(labels).buildSdkFromProperties(properties).build();
      }
  }