VL-Programmieren/VL04/Aufgabe06/Aufgabe06.java

130 lines
3.2 KiB
Java

package VL04.Aufgabe06;
/**
* Vorlesung 4 / Aufgabe 6
*
* @author Sebastian Brosch
*/
public class Aufgabe06 {
public static void main(String[] args) {
enum Months {
January,
February,
March,
April,
May,
June,
July,
August,
September,
October,
November,
December
};
String quarter = "";
Months month = Months.October;
System.out.printf("Monat: %s\n\n", month);
switch (month) {
case January:
quarter = "1. Quartal";
break;
case February:
quarter = "1. Quartal";
break;
case March:
quarter = "1. Quartal";
break;
case April:
quarter = "2. Quartal";
break;
case May:
quarter = "2. Quartal";
break;
case June:
quarter = "2. Quartal";
break;
case July:
quarter = "3. Quartal";
break;
case August:
quarter = "3. Quartal";
break;
case September:
quarter = "3. Quartal";
break;
case October:
quarter = "4. Quartal";
break;
case November:
quarter = "4. Quartal";
break;
case December:
quarter = "4. Quartal";
break;
default:
quarter = "";
}
System.out.printf("a.) ursprüngliche switch-Anweisung: %s\n", quarter);
switch (month) {
case January, February, March:
quarter = "1. Quartal";
break;
case April, May, June:
quarter = "2. Quartal";
break;
case July, August, September:
quarter = "3. Quartal";
break;
case October, November, December:
quarter = "4. Quartal";
break;
default:
quarter = "";
}
System.out.printf("b.) Zusammenfassung mehrerer Ausdrücke: %s\n", quarter);
switch (month) {
case January -> quarter = "1. Quartal";
case February -> quarter = "1. Quartal";
case March -> quarter = "1. Quartal";
case April -> quarter = "2. Quartal";
case May -> quarter = "2. Quartal";
case June -> quarter = "2. Quartal";
case July -> quarter = "3. Quartal";
case August -> quarter = "3. Quartal";
case September -> quarter = "3. Quartal";
case October -> quarter = "4. Quartal";
case November -> quarter = "4. Quartal";
case December -> quarter = "4. Quartal";
default -> quarter = "";
}
System.out.printf("c.) Pfeilnotation: %s\n", quarter);
switch (month) {
case January, February, March -> quarter = "1. Quartal";
case April, May, June -> quarter = "2. Quartal";
case July, August, September -> quarter = "3. Quartal";
case October, November, December -> quarter = "4. Quartal";
default -> quarter = "";
}
System.out.printf("d.) Zusammenfassung mehrerer Ausdrücke in Pfeilnotation: %s\n", quarter);
quarter = switch (month) {
case January, February, March -> "1. Quartal";
case April, May, June -> "2. Quartal";
case July, August, September -> "3. Quartal";
case October, November, December -> "4. Quartal";
default -> "";
};
System.out.printf("e.) switch-Ausdruck mit Pfeilnotation: %s\n", quarter);
}
}