Java MD5 String md5Hex(String message)

Description

Return an MD5 hex digest for the given message.

License

Open Source License

Parameter

Parameter	Description
message	a parameter

Declaration

public static String md5Hex(String message) 

Method Source Code

//package com.java2s;
/**//from  www . j av  a  2 s .c om
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/agpl.html>
 * 
 * Copyright (C) Ushahidi Inc. All Rights Reserved.
 */

import java.io.*;
import java.security.*;

public class Main {
    /**
     * Return an MD5 hex digest for the given message.
     * 
     * @param message
     * @return
     */
    public static String md5Hex(String message) {
        try {
            MessageDigest md = MessageDigest.getInstance("MD5");
            return hex(md.digest(message.getBytes("CP1252")));
        } catch (NoSuchAlgorithmException e) {
        } catch (UnsupportedEncodingException e) {
        }
        return null;
    }

    /**
     * Returns an MD5 hex digest for the given message. The method
     * concatenates all the parameters to a single string then
     * computes the digest of the concatenated string
     * 
     * @param message
     * @return
     */
    public static String md5Hex(String... message) {
        String input = "";
        for (String token : message) {
            input += token;
        }

        return md5Hex(input);
    }

    /**
     * Return hex representation for the given byte array
     * 
     * @param array
     * @return
     */
    public static String hex(byte[] array) {
        StringBuffer sb = new StringBuffer();
        for (int i = 0; i < array.length; ++i) {
            sb.append(Integer.toHexString((array[i] & 0xFF) | 0x100).substring(1, 3));
        }
        return sb.toString();
    }
}

Related

1. md5fromFile(String path)
2. md5Hex(String data)
3. md5Hex(String data)
4. md5Hex(String message)
5. md5Hex(String message)
6. md5Hex(String message)
7. md5Hex(String message)
8. md5Hex(String s)
9. md5hex(String source)