docs: public Xid[] recover()
      {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) SibTr.entry(this, tc, "recover");
  
          Xid[] xids = new Xid[_indoubtXids.size()];
  
          _indoubtXids.toArray(xids);
  
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) SibTr.exit(this, tc, "recover", "return="+Arrays.toString(xids)+", size="+xids.length);
          return xids;
      }