| 提交 | 用户 | 时间 | ||
| fd2207 | 1 | package com.jcdm.framework.config; |
| 懒 | 2 | |
| 3 | import java.util.Random; | |
| 4 | import com.google.code.kaptcha.text.impl.DefaultTextCreator; | |
| 5 | ||
| 6 | /** | |
| 7 | * 验证码文本生成器 | |
| 8 | * | |
| 9 | * @author jc | |
| 10 | */ | |
| 11 | public class KaptchaTextCreator extends DefaultTextCreator | |
| 12 | { | |
| 13 | private static final String[] CNUMBERS = "0,1,2,3,4,5,6,7,8,9,10".split(","); | |
| 14 | ||
| 15 | @Override | |
| 16 | public String getText() | |
| 17 | { | |
| 18 | Integer result = 0; | |
| 19 | Random random = new Random(); | |
| 20 | int x = random.nextInt(10); | |
| 21 | int y = random.nextInt(10); | |
| 22 | StringBuilder suChinese = new StringBuilder(); | |
| 23 | int randomoperands = random.nextInt(3); | |
| 24 | if (randomoperands == 0) | |
| 25 | { | |
| 26 | result = x * y; | |
| 27 | suChinese.append(CNUMBERS[x]); | |
| 28 | suChinese.append("*"); | |
| 29 | suChinese.append(CNUMBERS[y]); | |
| 30 | } | |
| 31 | else if (randomoperands == 1) | |
| 32 | { | |
| 33 | if ((x != 0) && y % x == 0) | |
| 34 | { | |
| 35 | result = y / x; | |
| 36 | suChinese.append(CNUMBERS[y]); | |
| 37 | suChinese.append("/"); | |
| 38 | suChinese.append(CNUMBERS[x]); | |
| 39 | } | |
| 40 | else | |
| 41 | { | |
| 42 | result = x + y; | |
| 43 | suChinese.append(CNUMBERS[x]); | |
| 44 | suChinese.append("+"); | |
| 45 | suChinese.append(CNUMBERS[y]); | |
| 46 | } | |
| 47 | } | |
| 48 | else | |
| 49 | { | |
| 50 | if (x >= y) | |
| 51 | { | |
| 52 | result = x - y; | |
| 53 | suChinese.append(CNUMBERS[x]); | |
| 54 | suChinese.append("-"); | |
| 55 | suChinese.append(CNUMBERS[y]); | |
| 56 | } | |
| 57 | else | |
| 58 | { | |
| 59 | result = y - x; | |
| 60 | suChinese.append(CNUMBERS[y]); | |
| 61 | suChinese.append("-"); | |
| 62 | suChinese.append(CNUMBERS[x]); | |
| 63 | } | |
| 64 | } | |
| 65 | suChinese.append("=?@" + result); | |
| 66 | return suChinese.toString(); | |
| 67 | } | |
| 68 | } | |
