private static Integer createNewNamespace(String entityName, String nameSpaceID)
  {
    synchronized(nameSpaceIDmap)
    {
      String key = toNameSpaceKey(entityName, nameSpaceID);
      if(nameSpaceIDmap.containsKey(key))
      {
        return nameSpaceIDmap.get(key);
      }
      System.out.println("createNewNamespace1");
      System.out.println("entity name: " + entityName);
      System.out.println("nameSpaceID: " + nameSpaceID);
      Integer index = nextFreeIndex;
      SearchNameSpace sns = new SearchNameSpace(entityName, nameSpaceID, index);
      Session hibsession = HibernateUtilConfigured.getSessionFactory().getCurrentSession();
      try
      {
        System.out.println("createNewNamespace2");
        hibsession.save(sns);
        hibsession.flush();
        nameSpaceIDmap.put(key, index);
        System.out.println(key + " is added to mapping");
      }
      catch(Exception ex)
      {
        System.out.println("EXCEPTION DURING NEW NAME SPACE CREATION");
        hibsession.getTransaction().rollback();
        ex.printStackTrace();
        return -1;
      }
      nextFreeIndex++;
      return index;
    }
  }