Source code: num/NumberGuessBean.java
1 /*
2 * Copyright 2004 The Apache Software Foundation
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 /*
18 * Originally written by Jason Hunter, http://www.servlets.com.
19 */
20
21 package num;
22
23 import java.util.*;
24
25 public class NumberGuessBean {
26
27 int answer;
28 boolean success;
29 String hint;
30 int numGuesses;
31
32 public NumberGuessBean() {
33 reset();
34 }
35
36 public void setGuess(String guess) {
37 numGuesses++;
38
39 int g;
40 try {
41 g = Integer.parseInt(guess);
42 }
43 catch (NumberFormatException e) {
44 g = -1;
45 }
46
47 if (g == answer) {
48 success = true;
49 }
50 else if (g == -1) {
51 hint = "a number next time";
52 }
53 else if (g < answer) {
54 hint = "higher";
55 }
56 else if (g > answer) {
57 hint = "lower";
58 }
59 }
60
61 public boolean getSuccess() {
62 return success;
63 }
64
65 public String getHint() {
66 return "" + hint;
67 }
68
69 public int getNumGuesses() {
70 return numGuesses;
71 }
72
73 public void reset() {
74 answer = Math.abs(new Random().nextInt() % 100) + 1;
75 success = false;
76 numGuesses = 0;
77 }
78 }