Java md5, the PHP way

Question

I have been working on this for hours, but I can\'t get it to work.

Basically I am developing a REST client in Java for a REST server in PHP. Both the client and the

Answer 1

Give this a try:

public static String md5(String input) throws NoSuchAlgorithmException {
    String result = input;
    if(input != null) {
        MessageDigest md = MessageDigest.getInstance("MD5"); //or "SHA-1"
        md.update(input.getBytes());
        BigInteger hash = new BigInteger(1, md.digest());
        result = hash.toString(16);
        while(result.length() < 32) { //40 for SHA-1
            result = "0" + result;
        }
    }
    return result;
}

code from http://web.archive.org/web/20140209230440/http://www.sergiy.ca/how-to-make-java-md5-and-sha-1-hashes-compatible-with-php-or-mysql/