class Configuration {

    public void setIdleTimeoutMillis(int idleTimeoutMillis) {
        if (idleTimeoutMillis <= 0) {
            throw new IllegalArgumentException("idleTimeoutMillis: "
                    + idleTimeoutMillis + " (expected: > 0)");
        }
        this.idleTimeoutMillis = idleTimeoutMillis;
    }

      Configuration();

}