Java Reference
In-Depth Information
Display 9.2
Handling a Special Case without Exception Handling (part 3 of 3)
Sample Dialogue 3
Enter number of male dancers:
0
Enter number of female dancers:
5
Lesson is canceled. No men.
Sample Dialogue 4
Enter number of male dancers:
4
Enter number of female dancers:
0
Lesson is canceled. No women.
Display 9.3
Same Thing Using Exception Handling (part 1 of 3)
1 import java.util.Scanner;
2 public class DanceLesson2
3 {
4 public static void main(String[] args)
5 {
6 Scanner keyboard = new Scanner(System.in);
7 System.out.println("Enter number of male dancers:");
8 int men = keyboard.nextInt();
9 System.out.println("Enter number of female dancers:");
10
int women = keyboard.nextInt();
This is just a toy example to learn Java syntax. Do not take it
as an example of good typical use of exception handling.
(continued)
 
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