第50問

このプログラムを実行した結果として正しいものはどれか。

 1: class DriveException extends Exception {
 2:     DriveException(String m) { super(m); }
 3: }
 4: class SpoolException extends Exception {
 5:     SpoolException(String m) { super(m); }
 6: }
 7: public class Archive {
 8:     static void save(int k) throws DriveException, SpoolException {
 9:         if (k == 1) {
10:             throw new DriveException("drive full");
11:         }
12:         throw new SpoolException("end");
13:     }
14:     public static void main(String[] args) {
15:         try {
16:             save(5);
17:         } catch (DriveException | SpoolException e) {
18:             System.out.println("both " + e.getMessage());
19:         } catch (Exception e) {
20:             System.out.println("one " + e.getMessage());
21:         }
22:     }
23: }