Try Catch¶
Question¶
ADDQUESTION
Solution¶
/**
* Example 81 - A try-catch Statement
*/
class TryCatch {
static final String[] wdays =
{"Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"};
static class WeekdayException extends Exception{
public WeekdayException(String wday) {
super("Illegal weekday: " + wday);
}
}
static int wdayno4(String wday) throws WeekdayException {
for (int i = 0; i < wdays.length; i++)
if (wday.equals(wdays[i]))
return i+1;
throw new WeekdayException(wday);
}
public static void main(String[] args) {
try {
System.out.println(args[0] + " is weekday number " + wdayno4(args[0]));
} catch (WeekdayException x) {
System.out.println("Weekday problem: " + x);
} catch (Exception x) {
System.out.println("Other problem: " + x);
}
}
}