code: protected void setStoken(byte[] stoken) {
          if (tc.isEntryEnabled())
              Tr.entry(tc, "setStoken", stoken);
  
          if (stoken != null)
              System.arraycopy(
                               stoken,
                               0,
                               _bqual,
                               BQUAL_STOKEN_OFFSET,
                               BQUAL_STOKEN_LENGTH);
  
          if (tc.isEntryEnabled())
              Tr.exit(tc, "setStoken");
      }
docs: Set the stoken associated with this Xid.