Criptografa com SHA Base46

SHA256Base64.java

package br.com.risingforce.geradores;

import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import org.apache.commons.codec.binary.Base64;

/**
 * <b>Classe responsável por criptografar com SHA Base46.</b>
 *
 * @author Dilnei Cunha.
 */
public class SHA256Base64 {

    /**
     * <b>Método que retorna uma String em SHA-256 Base64</b>
     *
     * @param str
     * @return String
     * @throws NoSuchAlgorithmException
     */
    public static String criptoSha256Base64(String str) throws NoSuchAlgorithmException {
        final MessageDigest messageDigest = java.security.MessageDigest.getInstance("SHA-256");
        final byte bin[] = messageDigest.digest(str.getBytes());
        return Base64.encodeBase64String(bin);
    }

    /**
     * <b>Método que retorna uma String em SHA-512 Base64</b>
     *
     * @param str
     * @return String
     * @throws NoSuchAlgorithmException
     */
    public static String criptoSha512Base64(String str) throws NoSuchAlgorithmException {
        final MessageDigest messageDigest = java.security.MessageDigest.getInstance("SHA-512");
        final byte bin[] = messageDigest.digest(str.getBytes());
        return Base64.encodeBase64String(bin);
    }

    /**
     * <b>Método que retorna uma String em SHA-1 Base64</b>
     *
     * @param str
     * @return String
     * @throws NoSuchAlgorithmException
     */
    public static String criptoSha1Base64(String str) throws NoSuchAlgorithmException {
        final MessageDigest messageDigest = java.security.MessageDigest.getInstance("SHA-1");
        final byte bin[] = messageDigest.digest(str.getBytes());
        return Base64.encodeBase64String(bin);
    }

    /**
     * <b>Método que retorna uma String em SHA-384 Base64</b>
     *
     * @param str
     * @return String
     * @throws NoSuchAlgorithmException
     */
    public static String criptoSha384Base64(String str) throws NoSuchAlgorithmException {
        final MessageDigest messageDigest = java.security.MessageDigest.getInstance("SHA-384");
        final byte bin[] = messageDigest.digest(str.getBytes());
        return Base64.encodeBase64String(bin);
    }

    /**
     * <b>Método que retorna uma String em MD2 Base64</b>
     *
     * @param str
     * @return String
     * @throws NoSuchAlgorithmException
     */
    public static String criptoMD2Base64(String str) throws NoSuchAlgorithmException {
        final MessageDigest messageDigest = java.security.MessageDigest.getInstance("MD2");
        final byte bin[] = messageDigest.digest(str.getBytes());
        return Base64.encodeBase64String(bin);
    }

    /**
     * <b>Método que retorna uma String em MD5 Base64</b>
     *
     * @param str
     * @return String
     * @throws NoSuchAlgorithmException
     */
    public static String criptoMD5Base64(String str) throws NoSuchAlgorithmException {
        final MessageDigest messageDigest = java.security.MessageDigest.getInstance("MD5");
        final byte bin[] = messageDigest.digest(str.getBytes());
        return Base64.encodeBase64String(bin);
    }
    
    public static void main(String ...as) throws NoSuchAlgorithmException{    
        System.out.println(criptoMD5Base64("123456"));
    }
}