code: public static void setInputPaths(Job job, 
                                     String commaSeparatedPaths
                                     ) throws IOException {
      setInputPaths(job, StringUtils.stringToPath(
                          getPathStrings(commaSeparatedPaths)));
    }
docs: Sets the given comma separated paths as the list of inputs
  for the map-reduce job.
  
  @param job the job
  @param commaSeparatedPaths Comma separated paths to be set as
  the list of inputs for the map-reduce job.