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JetBrains IntelliJ IDEA 14 Keygen (Java Source Code)

JetBrains IntelliJ IDEA 14 Keygen :

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import java.math.BigInteger;
import java.util.Date;
import java.util.Random;
import java.util.zip.CRC32;

public class keygen
{
  /**
  * @param s
  * @param i
  * @param bytes
  * @return
  */
  public static short getCRC(String s, int i, byte bytes[])
  {
      CRC32 crc32 = new CRC32();
      if (s != null)
      {
          for (int j = 0; j < s.length(); j++)
          {
              char c = s.charAt(j);
              crc32.update(c);
          }
      }
      crc32.update(i);
      crc32.update(i >> 8);
      crc32.update(i >> 16);
      crc32.update(i >> 24);
      for (int k = 0; k < bytes.length - 2; k++)
      {
          byte byte0 = bytes[k];
          crc32.update(byte0);
      }
      return (short) (int) crc32.getValue();
  }

  /**
  * @param biginteger
  * @return String
  */
  public static String encodeGroups(BigInteger biginteger)
  {
      BigInteger beginner1 = BigInteger.valueOf(0x39aa400L);
      StringBuilder sb = new StringBuilder();
      for (int i = 0; biginteger.compareTo(BigInteger.ZERO) != 0; i++)
      {
          int j = biginteger.mod(beginner1).intValue();
          String s1 = encodeGroup(j);
          if (i > 0)
          {
              sb.append("-");
          }
          sb.append(s1);
          biginteger = biginteger.divide(beginner1);
      }
      return sb.toString();
  }

  /**
  * @param i
  * @return
  */
  public static String encodeGroup(int i)
  {
      StringBuilder sb = new StringBuilder();
      for (int j = 0; j < 5; j++)
      {
          int k = i % 36;
          char c;
          if (k < 10)
          {
              c = (char) (48 + k);
          }
          else
          {
              c = (char) ((65 + k) - 10);
          }
          sb.append(c);
          i /= 36;
      }
      return sb.toString();
  }

  /**
  * @param name
  * @param days
  * @param id
  * @param prtype
  * @return
  */
  public static String MakeKey(String name, int days, int id)
  {
      id %= 100000;
      byte bkey[] = new byte[12];
      bkey[0] = (byte) 1; // Product type: IntelliJ IDEA is 1
      bkey[1] = 14; // version
      Date d = new Date();
      long ld = (d.getTime() >> 16);
      bkey[2] = (byte) (ld & 255);
      bkey[3] = (byte) ((ld >> 8) & 255);
      bkey[4] = (byte) ((ld >> 16) & 255);
      bkey[5] = (byte) ((ld >> 24) & 255);
      days &= 0xffff;
      bkey[6] = (byte) (days & 255);
      bkey[7] = (byte) ((days >> 8) & 255);
      bkey[8] = 105;
      bkey[9] = -59;
      bkey[10] = 0;
      bkey[11] = 0;
      int w = getCRC(name, id % 100000, bkey);
      bkey[10] = (byte) (w & 255);
      bkey[11] = (byte) ((w >> 8) & 255);
      BigInteger pow = new BigInteger("89126272330128007543578052027888001981", 10);
      BigInteger mod = new BigInteger("86f71688cdd2612ca117d1f54bdae029", 16);
      BigInteger k0 = new BigInteger(bkey);
      BigInteger k1 = k0.modPow(pow, mod);
      String s0 = Integer.toString(id);
      String sz = "0";
      while (s0.length() != 5)
      {
          s0 = sz.concat(s0);
      }
      s0 = s0.concat("-");
      String s1 = encodeGroups(k1);
      s0 = s0.concat(s1);
      return s0;
  }

  public static void main(String[] args)
  {
      if (args.length == 0)
      {
          System.err.printf("*** Usage: %s name%n", keygen.class.getCanonicalName());
          System.exit(1);
      }
      Random r = new Random();
      System.out.println(MakeKey(args[0], 0, r.nextInt(100000)));
  }
}

Using :

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javac keygen.java
java keygen username

"Idea 14 Keygen"

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