myeclipse 6.5 blue 注册码

public class test1 {
	private static String DEFAULT_yearMonth = "21111006";/* 修改这里的时间(前6位数字),使之不过期 */
	public static final void main(String[] args) {
	  String id = "yuanqing";// 注册名称
	   String num = "88";// 0-999
	   String yearMonth = DEFAULT_yearMonth;
	   String value = getSerial(id, "100", num, yearMonth, false);
	   System.err.println("记得断开网络"); // 记得断开网络
	   System.out.println(value);
	}

	/**
	* 简单的函数重载
	* 
	* @param userId
	* @param version
	* @param licenseNum
	* @param selected
	* @return
	*/

	public static String getSerial(String userId, String version, String licenseNum, boolean selected) {
	   return getSerial(userId, version, licenseNum, DEFAULT_yearMonth, selected);
	}

	/**
	* 
	* @param userId
	* @param version
	* @param licenseNum
	* @param yearMonth
	* @param selected
	* @return
	*/

	private static String getSerial(String userId, String version, String licenseNum, String yearMonth, boolean selected) {
	   Calendar cal = Calendar.getInstance();
	   cal.add(1, 3);
	   cal.add(6, -1);
	   NumberFormat nf = new DecimalFormat("000");
	   licenseNum = nf.format(Integer.valueOf(licenseNum));
	   String verTime = selected ? (new StringBuffer("-")).append(
	     (new SimpleDateFormat("yyMMdd")).format(cal.getTime())).append("0").toString() : yearMonth;
	   String type = "YE3MB-";
	   String need = (new StringBuffer(String.valueOf(userId.substring(0, 1)))).append(type).append(version).append(
	     licenseNum).append(verTime).toString();
	   String dx = (new StringBuffer(String.valueOf(need)))
	     .append(
	       "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.")

	     .append(userId).toString();
	   int suf = decode(dx);
	   String code = (new StringBuffer(String.valueOf(need))).append(String.valueOf(suf)).toString();
	   return change(code);

	}

	private 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);
	}

	private static String change(String 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);
	}

}

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