class ExchRateLoadBatch extends RunBaseBatch {
  ExchRateLoad rbc;
  container currencies;
  boolean actual;
  boolean overwrite;
  date beg;
  date end;

  #define.CurrentVersion(5)

  #localmacro.CurrentList
    currencies,
    actual,
    beg,
    end
  #endmacro
}

public boolean unpack(container packedClass) {
  container       base;
  boolean         ret;
  Integer         version    = runbase::getVersion(packedClass);

  switch (version) {
    case #CurrentVersion:
      [version, #CurrentList] = packedClass;
      return true;
    default:
      return false;
  }
  return ret;
}
