docs: public static <K, V> HadoopInputFormat<K, V> readHadoopFile(org.apache.hadoop.mapred.FileInputFormat<K, V> mapredInputFormat, Class<K> key, Class<V> value, String inputPath, JobConf job) {
  		// set input path in JobConf
  		org.apache.hadoop.mapred.FileInputFormat.addInputPath(job, new org.apache.hadoop.fs.Path(inputPath));
  		// return wrapping InputFormat
  		return createHadoopInput(mapredInputFormat, key, value, job);
  	}