转载自百度经验

我破解的是  myeclipse 2015 ，

破解方式，只有下面的代码，复制下面的代码，建一个程序运行，然后输入用户名，就会生成破解码了。

package com;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, "5");   System.out.println("Serial:" + res);   reader.readLine();   } catch (IOException ex) {   }
}
}