Java Hash Code Calculate generateHash(String input)

Description

Pre: input!=null Post: Genera un Hash para el texto pasado.

License

Open Source License

Declaration

public static String generateHash(String input) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.math.BigInteger;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

public class Main {
    /**/* www  .  j a v a2s  .  c om*/
     * Pre: input!=null
     * Post: Genera un Hash para el texto pasado.
     * Fuente: http://viralpatel.net/blogs/java-md5-hashing-salting-password/
     */
    public static String generateHash(String input) {

        String md5 = null;

        if (null == input)
            return null;

        try {

            MessageDigest digest = MessageDigest.getInstance("MD5");

            digest.update(input.getBytes(), 0, input.length());

            md5 = new BigInteger(1, digest.digest()).toString(16);

        } catch (NoSuchAlgorithmException e) {

            e.printStackTrace();
        }
        return md5;
    }
}

Related

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2. generateHash(final String data)
3. generateHash(final String input)
4. generateHash(final String msg, final String hashAlgorithm)
5. generateHash(String algo, byte[]... bytes)
6. generateHash(String input, String salt)
7. generateHash(String item)
8. generateHash(String plaintext)
9. generateHash(String plainText, String hashType)