cxCodeSet codeset = new cxCodeSet();
CodeSetServiceContext codeset = new CodeSetServiceContext();
  public static ServiceContext read(cdrInput istream)  {    int id = istream.read_ulong();    switch (id)      {        case cxCodeSet.ID:          cxCodeSet codeset = new cxCodeSet();          codeset.readContext(istream);          return codeset;        default:          ServiceContext ctx = new ServiceContext();          ctx.context_id = id;          ctx.context_data = istream.read_sequence();          return ctx;      }  }