@SuppressWarnings("unchecked")
  public Map<String, Object> getUserArgs()
    throws IOException
  {
    String jsonString = getField("userArgs");
    return JsonBuilder.jsonToMap(jsonString);
  }
The user who started this job.
hcatalog/webhcat/svr/src/main/java/org/apache/hive/hcatalog/templeton/tool/JobState.java