针对MyEclipse6.5 自动生成注册码、激活码

 

有效期到2018-11-15号

administrator

nLR8ZC-855550-6366605820061671

 

 

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

import java.text.DecimalFormat;

import java.text.SimpleDateFormat;

import java.util.Calendar;

 

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) {

Calendar cal = Calendar.getInstance();

cal.add(1, 3);// 增加三年

cal.add(6, -1); // 减去一天

licenseNum = new DecimalFormat("000").format(Integer.valueOf(licenseNum));

String verTime = new StringBuilder("-").append(new 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);

}

 

/**

* 根据 一句话进行编码 获取一个编码数字

* @param s

* @return

*/

private int decode(String s) {

char[] ac = s.toCharArray();

int i = 0, j = 0, k = ac.length;

while (j < k) {

i = (31 * i) + ac[j];

j++;

}

return Math.abs(i); // i 是一个非累加值，但每次循环i值都不一样

}

 

/**

* 再次编译一下 code

* @param s

* @return

*/

private String change(String s) {

byte[] code = s.getBytes();

char[] ac = new char[s.length()];

int i = 0, j , k = code.length;

while (i < k) {

j = code[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 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) {

}

}

}