docs: public void setReadOnly(boolean readOnly) throws SQLException {
          if (!changable) {
              throw new SQLException(AdapterUtil.getNLSMessage("WS_INTERNAL_ERROR",
                                                               new Object[] {
                                                                             "ConnectionRequestInfo cannot be modified, doing so may result in corruption: readOnly , cri",
                                                                             readOnly, this }));
  
          }
  
          if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled())
              Tr.debug(this, tc, "Setting read only on the CRI to:", readOnly);
  
          ivReadOnly = readOnly;
      }