code: public final void commitExternal(final PersistentTransaction transaction)
      {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
          {
              SibTr.entry(this, tc, "commitExternal", transaction);
              SibTr.exit(this, tc, "commitExternal");
          }
      }
docs: /* (non-Javadoc)
  @see com.ibm.ws.sib.msgstore.cache.xalist.Task#commitStage2(com.ibm.ws.sib.msgstore.Transaction)