private void initializeDefaults(HadoopConfiguration cfg){
  if (cfg.getMapReducePlanner() == null)   cfg.setMapReducePlanner(new IgniteHadoopMapReducePlanner());
}

private void initializeDefaults ( HadoopConfiguration cfg ) { if ( cfg . getMapReducePlanner ( ) == null ) cfg . setMapReducePlanner ( new IgniteHadoopMapReducePlanner ( ) ) ; }
initializes default hadoop configuration .
