MyEclipse破解教程

import java.io.BufferedReader;  
	import java.io.IOException;  
	import java.io.InputStreamReader;  
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, "5");  
	    System.out.println("Serial:" + res);  
	    reader.readLine();  
	   } catch (IOException ex) {  
	   }  
	}  
	
}

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