使用myeclipse的第一步

將以下代碼copy放在一個包中運行，然后在控制臺輸入任意字符，回車，然后控制臺打印一串密匙，這里你輸入的就是賬號，控制臺返回的就是注冊碼，點擊MyEclipse->Subscription *** 輸入賬號密碼即可

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;public class Text {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 Text() {  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();  Text myeclipsegen = new Text();  String res = myeclipsegen.getSerial(userId, "5");  System.out.println("Serial:" + res);  reader.readLine();  } catch (IOException ex) {  }  }  }

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