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1 | import java.awt.*; | |
2 | import java.util.*; | |
3 | ||
4 | - | public static final Scanner CONSOLE = new Scanner(System.in); |
4 | + | |
5 | public static final Scanner CONSOLE = new Scanner(System.in); | |
6 | - | mEthod(); |
6 | + | |
7 | public static void main(String args[]){ | |
8 | mEthod(); | |
9 | } | |
10 | ||
11 | public static String getColorInput() throws Exception{ | |
12 | // give the user two tries | |
13 | for (int i=0; i < 2; i++) { | |
14 | - | |
14 | + | |
15 | String colorStr = CONSOLE.nextLine(); | |
16 | ||
17 | // If they input a valid input, return it | |
18 | if (colorStr.equals("red") || colorStr.equals("blue")) { | |
19 | - | |
19 | + | |
20 | - | // If we haven't returned yet, their choice was invalid. |
20 | + | |
21 | - | System.out.println(colorStr + "is an invalid choice."); |
21 | + | |
22 | // If we haven't returned yet, their choice was invalid. | |
23 | - | |
23 | + | System.out.println(colorStr + " is an invalid choice."); |
24 | } | |
25 | ||
26 | - | throw new Exception("Invalid input!"); |
26 | + | |
27 | System.out.println("No valid input after two tries!"); | |
28 | throw new Exception(); | |
29 | } | |
30 | ||
31 | public static int getSizeInput() throws Exception{ | |
32 | // give the user two tries | |
33 | for (int i=0; i < 2; i++) { | |
34 | System.out.println("Enter the size of the ball (3 to 200):"); | |
35 | int sizeStr = CONSOLE.nextInt(); | |
36 | ||
37 | // If they input a valid input, return it | |
38 | if (sizeStr >= 3 && sizeStr <= 200) { | |
39 | return sizeStr; | |
40 | } | |
41 | - | System.out.println(sizeStr + "is an invalid choice."); |
41 | + | |
42 | // If we haven't returned yet, their choice was invalid. | |
43 | System.out.println(sizeStr + " is an invalid choice."); | |
44 | } | |
45 | ||
46 | - | throw new Exception("Invalid input!"); |
46 | + | |
47 | System.out.println("No valid input after two tries!"); | |
48 | - | |
48 | + | throw new Exception(); |
49 | - | public static void mEthod() { |
49 | + | |
50 | - | //read in the color |
50 | + | |
51 | public static void mEthod() { | |
52 | Color c = null; | |
53 | - | |
53 | + | |
54 | ||
55 | try { | |
56 | //read in the color | |
57 | - | |
57 | + | |
58 | System.out.println("The bouncing ball will be " + colorStr + "."); | |
59 | ||
60 | // Check which color they entered, and set c to the corresponding value | |
61 | if (colorStr.equals("red")){ | |
62 | c = Color.RED; | |
63 | }else { | |
64 | - | |
64 | + | |
65 | } | |
66 | ||
67 | - | |
67 | + | //read in the size |
68 | int sizeStr = getSizeInput(); | |
69 | System.out.println("The size of the bouncing ball will be " + sizeStr + ".\n"); | |
70 | ||
71 | s = sizeStr; | |
72 | } catch (Exception e) { | |
73 | System.out.println("Exiting.."); | |
74 | System.exit(0); | |
75 | } | |
76 | } | |
77 | } |