MainClass.java Source code

Introduction

Here is the source code for MainClass.java

Source

import javax.crypto.Mac;
import javax.crypto.spec.SecretKeySpec;

public class MainClass {
    public static void main(String args[]) throws Exception {
        SecretKeySpec k = new SecretKeySpec("1234".getBytes(), "HMACSHA1");
        Mac m = Mac.getInstance("HmacMD5");
        m.init(k);
        m.update("test".getBytes("UTF8"));
        byte s[] = m.doFinal();
        for (int i = 0; i < s.length; i++) {
            System.out.print(Integer.toHexString((0x000000ff & s[i]) | 0xffffff00).substring(6));
        }
    }
}