/**
  * cleanUpResources(String) : Cleans the resources and remove connection from {@link
  * ConnectionPool}
  *
  * @param connName : The connection for which clean-up will be done.
  * @return Returns true in case success else returs false
  */
 public static boolean cleanUpResources(String connName, boolean reconnectFlag) {
   ConcurrentHashMap<String, ServerContainer> ATMSWITCH_CONN_MAP =
       ConnectionPool.getConnectionMap();
   ServerContainer containerHandler = ATMSWITCH_CONN_MAP.get(connName);
   try {
     if (containerHandler != null) {
       containerHandler.cleanResource(reconnectFlag);
     } else {
       logger.error(
           "( " + connName + " ,cleanUpResources(,) ) No Processor found for this message....");
       return false;
     }
     ConnectionPool.removeConnection(connName);
     return true;
   } catch (Exception e) {
     logger.error(" ( " + connName + " ,cleanUpResources() ) Exception ", e);
     if (containerHandler != null) containerHandler.closeResource();
     return false;
   } finally {
     containerHandler = null;
   }
 }
  /** Closing all the connections one by one from the connection Map */
  public static void closeConnections() {
    StringBuffer strBuf = new StringBuffer();
    logger.warn("ATM Switch Interface Shutting Down....");

    try {
      ConcurrentHashMap<String, ServerContainer> ATMSWITCH_CONN_MAP =
          ConnectionPool.getConnectionMap();
      Set connSet = ATMSWITCH_CONN_MAP.keySet();
      Iterator It = connSet.iterator();

      while (It.hasNext()) {
        String connName = (String) (It.next());
        if (ConnectionPool.getHandleToContainer(connName) != null) {
          if (cleanUpResources(connName, false)) strBuf.append(connName + " is - Closed. ");
          else strBuf.append(connName + " could not be - Closed. ");
        }
      }
    } catch (Exception e) {
      logger.error(" closeConnections()  Exception ", e);
    }
    logger.info(strBuf.toString());
  }