docs: public boolean containsKey(int id)
     {
        if (tc.isEntryEnabled()) SibTr.entry(tc, "get", ""+id);
  
        captiveComparitorKey.setValue(id);
        final boolean result = map.containsKey(captiveComparitorKey);
  
        if (tc.isEntryEnabled()) SibTr.exit(tc, "get", ""+result);
        return result;
     }