code: public static final KeyPressHandler getNumericWithSeparatorsKeyPressHandler() { // NOPMD
      if (HandlerFactory.numericWsKeyPressHandler == null) {
        synchronized (NumericWithSeparatorsKeyPressHandler.class) {
          if (HandlerFactory.numericWsKeyPressHandler == null) {
            HandlerFactory.numericWsKeyPressHandler = new NumericWithSeparatorsKeyPressHandler();
          }
        }
      }
      return HandlerFactory.numericWsKeyPressHandler;
    }
docs: get a numeric with separators key press handler.
  
  @return NumericWithSeparatorsKeyPressHandler