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          MyEclipseGen 6.0.1 注冊機

          package com;

          import java.io.*;

          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, "20");
                      System.out.println("Serial:" + res);
                      reader.readLine();
                  } catch (IOException ex) {
                  }
              }
          }

          posted on 2009-09-22 14:49 龔椿深 閱讀(305) 評論(0)  編輯  收藏


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