eclipse6.5生活注册码

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) {		String username = "zs";		MyEclipseGen myeclipsegen = new MyEclipseGen(); 		String res = myeclipsegen.getSerial( username , "5") ; 		System.out.println("username=" + username + "\nSerial:" + res);	}}