public void setUpSQLConnection(
      String dbHost, String dbPort, String dbName, String dbUser, String dbPasswd)
      throws ClassNotFoundException {
    database = new MySqlConnectionHandler(dbHost, dbPort, dbName, dbUser, dbPasswd);

    globalLogger.logDebug("* establishing SQL connection for priceSignal driver...");
    try {
      database.connect();
      globalLogger.logDebug("* ...SQL connection for priceSignal driver OK");
    } catch (SQLException e) {
      globalLogger.logError("* ...SQL connection for priceSignal driver FAILED", e);
    }
  }