myeclipse注册码

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
 
public class MyEclipseCracker
{
     private static final String LL = "Decompiling this copyrighted software is a violation of both your license agreement and the Digital Millenium Copyright Act of 1998 (http://www.loc.gov/copyright/legislation/dmca.pdf). Under section 1204 of the DMCA, penalties range up to a $500,000 fine or up to five years imprisonment for a first offense. Think about it; pay for a license, avoid prosecution, and feel better about yourself.";
 
     public String getSerial(String userId, String licenseNum)
     {
        java.util.Calendar cal = java.util.Calendar.getInstance();
        cal.add(1, 3);
        cal.add(6, -1);
        java.text.NumberFormat nf = new java.text.DecimalFormat("000");
        licenseNum = nf.format(Integer.valueOf(licenseNum));
        String verTime = new StringBuilder("-").append(
          new java.text.SimpleDateFormat("yyMMdd").format(cal.getTime()))
          .append("0").toString();
        String type = "YE3MP-";
        String need = new StringBuilder(userId.substring(0, 1)).append(type)
          .append("300").append(licenseNum).append(verTime).toString();
        String dx = new StringBuilder(need).append(LL).append(userId)
          .toString();
        int suf = this.decode(dx);
        String code = new StringBuilder(need).append(String.valueOf(suf))
          .toString();
        return this.change(code);
     }
 
     private int decode(String s)
     {
               int i;
               char[] ac;
               int j;
               int k;
               i = 0;
               ac = s.toCharArray();
               j = 0;
               k = ac.length;
               while (j < k)
               {
                        i = (31 * i) + ac[j];
                        j++;
               }
               return Math.abs(i);
     }
 
     private String change(String s)
     {
               byte[] abyte0;
               char[] ac;
               int i;
               int k;
               int j;
               abyte0 = s.getBytes();
               ac = new char[s.length()];
               i = 0;
               k = abyte0.length;
               while (i < k)
               {
                        j = abyte0[i];
                        if ((j >= 48) && (j <= 57))
                        {
                                 j = (((j - 48) + 5) % 10) + 48;
                        }
                        else if ((j >= 65) && (j <= 90))
                        {
                                 j = (((j - 65) + 13) % 26) + 65;
                        }
                        else if ((j >= 97) && (j <= 122))
                        {
                                 j = (((j - 97) + 13) % 26) + 97;
                        }
                        ac[i] = (char) j;
                        i++;
        }
        return String.valueOf(ac);
     }
 
     public MyEclipseCracker()
     {
               super();
     }
 
     public static void main(String[] args)
     {
               try
               {
                   System.out.println("please input register name:");
                   BufferedReader reader = new BufferedReader(new InputStreamReader(
                     System.in));
                   String userId = null;
                   userId = reader.readLine();
                   MyEclipseCracker myeclipsegen = new MyEclipseCracker();
                   String res = myeclipsegen.getSerial(userId, "5");
                   System.out.println("Serial:" + res);
                   reader.readLine();
               }
               catch(IOException ex)
               {
               }
     }
}