code: private boolean isInWhiteList(String tpl)
  	{
  		if ((!whiteList.isEmpty() && whiteList.contains(tpl))
  				|| (whiteList.isEmpty())) {
  			return true;
  		}
  		return false;
  	}
docs: Checks if the input string is in white list
  
  @param tpl
  string to check
  @return