Getting Column Names OIM

public void getColumnNames(String UserID){
 
  HashMap userMap = new HashMap();
  try {
   userMap.put("Users.User ID", UserID);
   tcResultSet moResultSet = moUserUtility.findUsers(userMap);
   String[] CName=moResultSet.getColumnNames();
  
   for(String cname :CName){
    System.out.println(cname);
   }
  
  } catch (Exception e) {
   e.printStackTrace();
  }
 
 }