Java Digest digestString(String input)

Description

Creates an MD5 hash of the input string.

License

Open Source License

Parameter

Parameter	Description
input	the string

Return

the digested string as a hex value

Declaration

public static String digestString(String input) 

Method Source Code

//package com.java2s;
/*/*from  w w  w  .j ava2s. c o  m*/
 * The MIT License
 *
 * Copyright 2015 Ned Hyett.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

public class Main {
    /**
     * Creates an MD5 hash of the input string.
     *
     * @param input the string
     * @return the digested string as a hex value
     */
    public static String digestString(String input) {
        String digested = "";
        try {
            MessageDigest md = MessageDigest.getInstance("MD5");
            byte[] res = md.digest(input.getBytes());
            StringBuilder sb = new StringBuilder();
            for (byte b1 : res) {
                sb.append(Integer.toHexString(0xFF & b1));
            }
            digested = sb.toString();
        } catch (NoSuchAlgorithmException e) {
            e.printStackTrace();
        } finally {
            return digested;
        }
    }
}

Related

1. digestHmacToBase64(String algorithm, String msg, byte[] privateKey)
2. digestInit()
3. digestOperation(String algo, byte[]... content)
4. digestStream(MessageDigest digest, InputStream is)
5. digestString(MessageDigest md, String s)
6. digestString(String pass, String algorithm)
7. digestString(String pass, String algorithm)
8. digestThenEncodePasswordForLDAP(String algorithm, String credentials)
9. digestWithSalt(String password, byte[] salt, String algorithm)