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Netty based path router

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/*
 * Copyright © 2017-2019 Cask Data, Inc.
 *
 * Licensed 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 io.cdap.http;

import io.netty.channel.ChannelPipeline;

/**
 * This class allows user modify a {@link ChannelPipeline} when it gets initialized, which happens on every
 * new channel
 */
public abstract class ChannelPipelineModifier {

  /**
   * Modifies the given {@link ChannelPipeline}.
   *
   * @param pipeline the pipeline to be modified
   */
  public abstract void modify(ChannelPipeline pipeline);
}