Java MD5 String md5(String input)

Description

Performs an md5 hash on the input string

License

Open Source License

Parameter

Parameter	Description
input	a parameter

Declaration

@SuppressWarnings("nls")
public static String md5(String input) 

Method Source Code

//package com.java2s;
/**//from  w  w  w.ja v  a 2 s . c  om
 * Copyright (c) 2012 Todoroo Inc
 *
 * See the file "LICENSE" for the full license governing this code.
 */

import java.math.BigInteger;

import java.security.MessageDigest;

public class Main {
    /**
     * Performs an md5 hash on the input string
     * @param input
     * @return
     */
    @SuppressWarnings("nls")
    public static String md5(String input) {
        try {
            byte[] bytesOfMessage = input.getBytes("UTF-8");
            MessageDigest md = MessageDigest.getInstance("MD5");
            byte[] digest = md.digest(bytesOfMessage);
            BigInteger bigInt = new BigInteger(1, digest);
            String hashtext = bigInt.toString(16);
            while (hashtext.length() < 32) {
                hashtext = "0" + hashtext;
            }
            return hashtext;
        } catch (Exception e) {
            return "";
        }
    }
}

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