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/*
 * 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.druid.curator;

import org.apache.curator.framework.api.CompressionProvider;
import org.apache.curator.framework.imps.GzipCompressionProvider;

import java.io.IOException;

/**
 */
public class PotentiallyGzippedCompressionProvider implements CompressionProvider
{
  private final boolean compressOutput;
  GzipCompressionProvider base = new GzipCompressionProvider();

  public PotentiallyGzippedCompressionProvider(boolean compressOutput)
  {
    this.compressOutput = compressOutput;
  }

  @Override
  public byte[] compress(String path, byte[] data)
  {
    return compressOutput ? base.compress(path, data) : data;
  }

  @Override
  public byte[] decompress(String path, byte[] data)
  {
    try {
      return base.decompress(path, data);
    }
    catch (IOException e) {
      return data;
    }
  }
}