myeclipse8.5注册码怎么用_java生成不重复验证码

Jetbrains全系列IDE稳定放心使用

注册码：

用户名: myeclipse5.5

注册码: zLR7ZL-655444-60536056302480798

注册机代码：

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

import java.io.PrintStream;

import java.text.DecimalFormat;

import java.text.NumberFormat;

import java.text.SimpleDateFormat;

import java.util.Calendar;

public class MyEclipseRegister{

private static final String L = “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 static void main(String[] args){

    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

    String userId = null;

    int intLicenseNum = 1;

    String strLicenseNum = null;

    boolean bProFlag = true;

    String strProFlag = null;

    while ((userId == null) || (“”.equals(userId.trim()))) {

      System.out.print(“用户名: “);

      try {

        userId = br.readLine();

      }

      catch (IOException ioe1){

      }

    }

    System.out.print(“注册码可用的用户数量(默认 1, 最大 999): “);

    try {

      strLicenseNum = br.readLine();

    }

    catch (IOException ioe2)

    {

    }

    Object nf = new DecimalFormat(“000”);

    if ((strLicenseNum == null) || (“”.equals(strLicenseNum.trim())))

      strLicenseNum = ((NumberFormat)nf).format(intLicenseNum);

    else {

      strLicenseNum = ((NumberFormat)nf).format(Integer.parseInt(strLicenseNum));

    }

    System.out.print(“个人版 或 标准版(默认 个人版, n 标准版): “);

    try {

      strProFlag = br.readLine();

    }

    catch (IOException ioe3) {

    }

    if ((strProFlag != null) && (!(“”.equals(strProFlag.trim())))) {

      bProFlag = false;

    }

    Calendar cal = Calendar.getInstance();

    cal.add(1, 2);

    cal.add(6, -1);

    SimpleDateFormat sdf = new SimpleDateFormat(“yyMMdd”);

    String need = userId.substring(0, 1) + “Y” +

      ((bProFlag) ? “E3MP” : “E2MY”) + “-100” + strLicenseNum + “-” +

      sdf.format(cal.getTime()) + “0”;

    String dx = need + “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.” + userId;

    int suf = decode(dx);

    String code = need + suf;

    System.out.println(“注册码: ” + change(code));

}

static int decode(String s) {

    int i = 0;

    char[] ac = s.toCharArray();

    int j = 0;

    for (int k = ac.length; j < k; ++j)

      i = 31 * i + ac[j];

    return Math.abs(i);

  }

  static String change(String s) {

    if ((s == null) || (s.length() == 0))

      return s;

    byte[] abyte0 = s.getBytes();

    char[] ac = new char[s.length()];

    int i = 0;

    for (int k = abyte0.length; i < k; ++i) {

      int 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;

    }

    return String.valueOf(ac);

  }

}