docs: public void getPersistentData(ObjectOutputStream oos)
    {
      if (tc.isEntryEnabled())
        SibTr.entry(tc, "getPersistentData", oos);
      
      try 
      {
        oos.writeObject(messagingEngineUuid.toByteArray());
      }
      catch (java.io.IOException e)
      {
        FFDCFilter.processException(
          e,
          "com.ibm.ws.sib.processor.impl.store.MessageProcessorStore.getPersistentData",
          "1:210:1.42",
          this);
  
        SibTr.exception(tc, e);
        SibTr.error(tc, "INTERNAL_MESSAGING_ERROR_CWSIP0002",
          new Object[] {
            "com.ibm.ws.sib.processor.impl.store.MessageProcessorStore",
            "1:217:1.42",
            e });
        
        if (tc.isEntryEnabled()) 
          SibTr.exit(tc, "getPersistentData", "SIErrorException");
  
        throw new SIErrorException(
          nls.getFormattedMessage(
            "INTERNAL_MESSAGING_ERROR_CWSIP0002",
            new Object[] {
              "com.ibm.ws.sib.processor.impl.store.MessageProcessorStore",
              "1:228:1.42",
              e },
            null),
          e);
      }
    
      if (tc.isEntryEnabled())
        SibTr.exit(tc, "getPersistentData");
    }