myeclipse提示myeclipse trial expired

最新推荐文章于 2023-01-27 12:57:46 发布

原创最新推荐文章于 2023-01-27 12:57:46 发布 · 1.7k 阅读

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本文介绍了一种通过编写Java程序自动生成MyEclipse注册码的方法，该方法能够生成有效的序列号，使得软件的使用期限得以延长。文章提供了完整的代码示例，并指导如何输入生成的序列号完成注册。

MyEclipse提示过期（MyEclipse Trial Expired）

利用注册类可以生成Myeclipse注册码.

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, "0");     
  
                          System.out.println("Serial:" + res);     
  
                          reader.readLine();     
  
                      } catch (IOException ex) {     
  
                      }     
  
                  }     
  
              }

运行后效果如下: