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.camel.component.lumberjack.io;
  
  import io.netty.buffer.ByteBuf;
  import io.netty.channel.ChannelHandlerContext;
  import io.netty.handler.codec.MessageToByteEncoder;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  public class LumberjackAckEncoder extends MessageToByteEncoder<LumberjackAck> {
      private static final Logger LOG = LoggerFactory.getLogger(LumberjackAckEncoder.class);
  
      @Override
      protected void encode(ChannelHandlerContext channelHandlerContext, LumberjackAck lumberjackAck, ByteBuf byteBuf) {
          LOG.debug("Window size is {}, Version is {}. Sending ACK", lumberjackAck.getWindowSize(), lumberjackAck.getVersion());
          byteBuf.writeByte(lumberjackAck.getVersion());
          byteBuf.writeByte('A');
          byteBuf.writeInt(lumberjackAck.getWindowSize());
      }
  }
  