docs: public boolean isValidSIBTopic(String sibTopic)
    {
      if (TraceComponent.isAnyTracingEnabled() && tcInt.isEntryEnabled()) SibTr.entry(this, tcInt, "isValidSIBTopic",sibTopic);
  
      boolean ret = false;
  
      if ((sibTopic == null) || ("".equals(sibTopic)))
      {
        // Null and empty are both valid.
        ret = true;
  
      } else
      {
  
        // Do the proper checking using the regex.
        Matcher m = sibPattern.matcher(sibTopic);
  
        ret = m.matches();
  
  
      }//if
  
      if (TraceComponent.isAnyTracingEnabled() && tcInt.isEntryEnabled()) SibTr.exit(this. tcInt, "isValidSIBTopic", Boolean.valueOf(ret));
      return ret;
    }