content: /*
   * 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.bifromq.baserpc.client;
  
  import org.apache.bifromq.baserpc.BluePrint;
  import org.apache.bifromq.baserpc.trafficgovernor.IRPCServiceTrafficService;
  import com.google.common.base.Preconditions;
  import io.netty.channel.EventLoopGroup;
  import io.netty.handler.ssl.SslContext;
  import lombok.AccessLevel;
  import lombok.NoArgsConstructor;
  import lombok.Setter;
  import lombok.experimental.Accessors;
  
  /**
   * The builder for creating RPC client.
   */
  @Accessors(fluent = true)
  @Setter
  @NoArgsConstructor(access = AccessLevel.PACKAGE)
  public final class RPCClientBuilder {
      private IRPCServiceTrafficService trafficService;
      private BluePrint bluePrint;
      private int workerThreads;
      private EventLoopGroup eventLoopGroup;
      private long keepAliveInSec;
      private long idleTimeoutInSec;
      private SslContext sslContext;
  
      public RPCClientBuilder sslContext(SslContext sslContext) {
          if (sslContext != null) {
              Preconditions.checkArgument(sslContext.isClient(), "Client auth must be enabled");
          }
          this.sslContext = sslContext;
          return this;
      }
  
      public IRPCClient build() {
          return new RPCClient(bluePrint, ClientChannel.builder()
              .bluePrint(bluePrint)
              .trafficService(trafficService)
              .eventLoopGroup(eventLoopGroup)
              .sslContext(sslContext)
              .workerThreads(workerThreads)
              .keepAliveInSec(keepAliveInSec)
              .idleTimeoutInSec(idleTimeoutInSec)
              .build());
      }
  }
  
  