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.gzip;
  
  import io.airlift.compress.v3.hadoop.HadoopInputStream;
  import io.airlift.compress.v3.hadoop.HadoopOutputStream;
  import io.airlift.compress.v3.hadoop.HadoopStreams;
  
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.OutputStream;
  import java.util.List;
  
  import static java.util.Collections.singletonList;
  
  public class JdkGzipHadoopStreams
          implements HadoopStreams
  {
      private static final int GZIP_BUFFER_SIZE = 8 * 1024;
  
      @Override
      public String getDefaultFileExtension()
      {
          return ".gz";
      }
  
      @Override
      public List<String> getHadoopCodecName()
      {
          return singletonList("org.apache.hadoop.io.compress.GzipCodec");
      }
  
      @Override
      public HadoopInputStream createInputStream(InputStream in)
              throws IOException
      {
          return new JdkGzipHadoopInputStream(in, GZIP_BUFFER_SIZE);
      }
  
      @Override
      public HadoopOutputStream createOutputStream(OutputStream out)
              throws IOException
      {
          return new JdkGzipHadoopOutputStream(out, GZIP_BUFFER_SIZE);
      }
  }
  