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   /*
    * Copyright 2012 The Netty Project
    *
    * The Netty Project 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:
    *
    *   https://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 io.netty.handler.codec.socks;
  
  import io.netty.buffer.ByteBuf;
  import io.netty.channel.ChannelHandler;
  import io.netty.channel.ChannelHandlerContext;
  import io.netty.handler.codec.MessageToByteEncoder;
  
  /**
   * Encodes an {@link SocksMessage} into a {@link ByteBuf}.
   * {@link MessageToByteEncoder} implementation.
   * Use this with {@link SocksInitRequest}, {@link SocksInitResponse}, {@link SocksAuthRequest},
   * {@link SocksAuthResponse}, {@link SocksCmdRequest} and {@link SocksCmdResponse}
   */
  @ChannelHandler.Sharable
  public class SocksMessageEncoder extends MessageToByteEncoder<SocksMessage> {
      @Override
      @SuppressWarnings("deprecation")
      protected void encode(ChannelHandlerContext ctx, SocksMessage msg, ByteBuf out) throws Exception {
          msg.encodeAsByteBuf(out);
      }
  }