packagemyeclipsegen;importjava.io.*;publicclassMyEclipseGen
{privatestaticfinalString 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.”;publicString 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=newjava.text.DecimalFormat(“000”);
licenseNum=nf.format(Integer.valueOf(licenseNum));
String verTime=newStringBuilder(“-“).append(newjava.text.
SimpleDateFormat(“yyMMdd”).format(cal.getTime())).append(“0”).
toString();
String type=”YE3MP-“;
String need=newStringBuilder(userId.substring(0,1)).append(type).
append(“300”).append(licenseNum).append(verTime).toString();
String dx=newStringBuilder(need).append(LL).append(userId).toString();intsuf=this.decode(dx);
String code=newStringBuilder(need).append(String.valueOf(suf)).
toString();returnthis.change(code);
}privateintdecode(String s)
{inti;char[] ac;intj;intk;
i=0;
ac=s.toCharArray();
j=0;
k=ac.length;while(j
{
i=(31*i)+ac[j];
j++;
}returnMath.abs(i);
}privateString change(String s)
{byte[] abyte0;char[] ac;inti;intk;intj;
abyte0=s.getBytes();
ac=newchar[s.length()];
i=0;
k=abyte0.length;while(i
{
j=abyte0[i];if((j>=48)&&(j<=57))
{
j=(((j-48)+5)%10)+48;
}elseif((j>=65)&&(j<=90))
{
j=(((j-65)+13)%26)+65;
}elseif((j>=97)&&(j<=122))
{
j=(((j-97)+13)%26)+97;
}
ac[i]=(char) j;
i++;
}returnString.valueOf(ac);
}publicMyEclipseGen()
{super();
}publicstaticvoidmain(String[] args)
{try{
System.out.println(“please input register name:”);
BufferedReader reader=newBufferedReader(newInputStreamReader(
System.in));
String userId=null;
userId=reader.readLine();
MyEclipseGen myeclipsegen=newMyEclipseGen();
String res=myeclipsegen.getSerial(userId,”20″);
System.out.println(“Serial:”+res);
reader.readLine();
}catch(IOException ex)
{
}
}
}
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