MyEclipse 破解 8.0 以下版本

package com.ssh.model;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class MyEclipseGen {   
    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 MyEclipseGen() {   
        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();   
             MyEclipseGen myeclipsegen = new MyEclipseGen();   
             String res = myeclipsegen.getSerial(userId, "20");   
             System.out.println("Serial:" + res);   
             reader.readLine();   
         } catch (IOException ex) {   
         }   
     }   
}