content: /*
   * 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.airlift.compress.v3.bzip2;
  
  import io.airlift.compress.v3.AbstractTestCompression;
  import io.airlift.compress.v3.Compressor;
  import io.airlift.compress.v3.Decompressor;
  import io.airlift.compress.v3.HadoopCodecCompressor;
  import io.airlift.compress.v3.HadoopCodecDecompressor;
  import io.airlift.compress.v3.HadoopNative;
  import org.apache.hadoop.conf.Configuration;
  import org.apache.hadoop.io.compress.CompressionCodec;
  
  class TestBZip2Codec
          extends AbstractTestCompression
  {
      static {
          HadoopNative.requireHadoopNative();
      }
  
      private final CompressionCodec verifyCodec;
  
      TestBZip2Codec()
      {
          org.apache.hadoop.io.compress.BZip2Codec codec = new org.apache.hadoop.io.compress.BZip2Codec();
          codec.setConf(new Configuration());
          this.verifyCodec = codec;
      }
  
      @Override
      protected boolean isMemorySegmentSupported()
      {
          return false;
      }
  
      @Override
      protected Compressor getCompressor()
      {
          return new HadoopCodecCompressor(new BZip2Codec(), TestBZip2Codec::guessMaxCompressedSize);
      }
  
      @Override
      protected Decompressor getDecompressor()
      {
          return new HadoopCodecDecompressor(new BZip2Codec());
      }
  
      @Override
      protected Compressor getVerifyCompressor()
      {
          return new HadoopCodecCompressor(verifyCodec, TestBZip2Codec::guessMaxCompressedSize);
      }
  
      @Override
      protected Decompressor getVerifyDecompressor()
      {
          return new HadoopCodecDecompressor(verifyCodec);
      }
  
      private static int guessMaxCompressedSize(int size)
      {
          return (int) (size * 1.2) + 256;
      }
  }
  