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   /*
    * Copyright 2020 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.logging;
  
  import io.netty.buffer.ByteBuf;
  import io.netty.buffer.ByteBufHolder;
  import io.netty.buffer.ByteBufUtil;
  
  /**
   * Used to control the format and verbosity of logging for {@link ByteBuf}s and {@link ByteBufHolder}s.
   *
   * @see LoggingHandler
   */
  public enum ByteBufFormat {
      /**
       * {@link ByteBuf}s will be logged in a simple format, with no hex dump included.
       */
      SIMPLE,
      /**
       * {@link ByteBuf}s will be logged using {@link ByteBufUtil#appendPrettyHexDump(StringBuilder, ByteBuf)}.
       */
      HEX_DUMP
  }