MyEclipse破译

MyEclipse破解

http://hi.baidu.com/51buyhost/blog/item/0e92d7424075a2079213c62d.html

?

或者在MyEclipse中建立一个java工程

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;
???
??? while(true){
???? userId = reader.readLine();
???? if(!userId.equals("")){
??????????? MyEclipseGen myeclipsegen = new MyEclipseGen();
??????????? String res = myeclipsegen.getSerial(userId, "5");
??????????? System.out.println("Serial:" + res);
???? }else{
????? System.out.println("请输入用户名");
???? }
??? }
???
? } catch (IOException ex) {
? }
?}
}