import java.time.*;
 
public class Main {
    public static void main(String[] args) {
        // A sample date-time corresponding to `time` in code of your question.
        // ZoneId.systemDefault() gives you the ZoneId set to the JVM executing the code
        // Replace it as per your requirement e.g. ZoneId.of("Europe/Stockholm").
        LocalDateTime ldt = LocalDateTime.now(ZoneId.systemDefault());
 
        DayOfWeek dow = ldt.getDayOfWeek();
        LocalTime time = ldt.toLocalTime();
 
        if (dow == DayOfWeek.SATURDAY
                || dow == DayOfWeek.SUNDAY
                || time.isBefore(LocalTime.of(8, 0))
                || time.isAfter(LocalTime.of(20, 0))) {
            System.out.println("Not allowed");
            // Rest of the processing
        } else {
            System.out.println("Allowed");
            // Rest of the processing
        }
    }
}

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