import java.lang.reflect.*;

public class AksesTanpaBuka {
    public static void main(String[] args) throws Exception {
        Dompet dompet = new Dompet("Budi");

        Field saldo = Dompet.class.getDeclaredField("saldo");
        // tanpa setAccessible(true): akses private ditolak
        System.out.println("saldo: " + saldo.getLong(dompet));
    }
}