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.kafka.common.network;
  
  import org.apache.kafka.common.Configurable;
  import org.apache.kafka.common.KafkaException;
  import org.apache.kafka.common.memory.MemoryPool;
  
  import java.nio.channels.SelectionKey;
  
  
  /**
   * A ChannelBuilder interface to build Channel based on configs
   */
  public interface ChannelBuilder extends AutoCloseable, Configurable {
  
      /**
       * returns a Channel with TransportLayer and Authenticator configured.
       * @param  id  channel id
       * @param  key SelectionKey
       * @param  maxReceiveSize max size of a single receive buffer to allocate
       * @param  memoryPool memory pool from which to allocate buffers, or null for none
       * @param  metadataRegistry registry which stores the metadata about the channels
       * @return KafkaChannel
       */
      KafkaChannel buildChannel(String id, SelectionKey key, int maxReceiveSize,
                                MemoryPool memoryPool, ChannelMetadataRegistry metadataRegistry) throws KafkaException;
  
      /**
       * Closes ChannelBuilder
       */
      @Override
      void close();
  
  }
  