myeclipse6.5注册码

 1 package test;  2  3 import java.text.DecimalFormat;  4  5 import java.text.NumberFormat;  6  7 import java.text.**DateFormat;  8  9 import java.util.Calendar;  10  11 public class abcd {  12  13 public static final void main(String[] args) {  14  15 String id = "改为你的注册ID";///"改为你的注册ID";  16  17 String num = "887";//"改为 1-999 的整数";  18  19 System.out.println(getSerial(id, "100", num, false));  20  21 }  22  23 public static String getSerial(String userId, String version,  24  25 String licenseNum, boolean selected) {  26  27 Calendar cal = Calendar.getInstance();  28  29 cal.add(1, 3);  30  31 cal.add(6, -1);  32  33 NumberFormat nf = new DecimalFormat("000");  34  35 licenseNum = nf.format(Integer.valueOf(licenseNum));  36  37 String verTime = selected ? (new StringBuffer("-")).append(  38  39 (new **DateFormat("yyMMdd")).format(cal.getTime())).append(  40  41 "0").toString() : "-1012310";  42  43 String type = "YE3MB-";  44  45 String need = (new StringBuffer(String.valueOf(userId.substring(0, 1))))  46  47  .append(type).append(version).append(licenseNum)  48  49  .append(verTime).toString();  50  51 String dx = (new StringBuffer(String.valueOf(need)))  52  53  .append(  54  55 "Decompiling this copyrighted software is a violation of both your license agreement  56 and the Digital Millenium Copyright Act of 1998 (http://www.loc.gov/copyright/legislation/dmca.pdf).  57 Under section 1204 of the DMCA, penalties range up to a $500,000 fine or up to five years  58 imprisonment for a first offense. Think about it; pay for a license, avoid prosecution, and feel  59 better about yourself.") .append(userId).toString();  60  61 int suf = decode(dx);  62  63 String code = (new StringBuffer(String.valueOf(need))).append(  64  65  String.valueOf(suf)).toString();  66  67 return change(code);  68  69 }  70  71 private static int decode(String s) {  72  73 int i = 0;  74  75 char ac[] = s.toCharArray();  76  77 int j = 0;  78  79 for (int k = ac.length; j < k; j++)  80  81 i = 31 * i + ac[j];  82  83 return Math.abs(i);  84  85 }  86  87 private static String change(String s) {  88  89 byte abyte0[] = s.getBytes();  90  91 char ac[] = new char[s.length()];  92  93 int i = 0;  94  95 for (int k = abyte0.length; i < k; i++) {  96  97 int j = abyte0;  98  99 if (j >= 48 && j <= 57) 100 101 j = ((j - 48) + 5) % 10 + 48; 102 103 else if (j >= 65 && j <= 90) 104 105 j = ((j - 65) + 13) % 26 + 65; 106 107 else if (j >= 97 && j <= 122) 108 109 j = ((j - 97) + 13) % 26 + 97; 110 111 ac = (char) j; 112 113  } 114 115 return String.valueOf(ac); 116 117 } 118 }