Example usage for org.apache.commons.codec.binary Base64 Base64

Introduction

In this page you can find the example usage for org.apache.commons.codec.binary Base64 Base64.

Prototype

public Base64()

Source Link

Document

Creates a Base64 codec used for decoding (all modes) and encoding in URL-unsafe mode.

Usage

From source file:zipB64.java

protected static String decodeMessage(String encodedMessage) {
    try {// w  w w  .j  ava  2  s. com
        Base64 b = new Base64();
        byte[] decodedBase64 = b.decode(encodedMessage.getBytes());

        // Decompress the bytes

        ByteArrayInputStream bytesIn = new ByteArrayInputStream(decodedBase64);
        InflaterInputStream inflater = new InflaterInputStream(bytesIn);

        int nbRead = 0;
        StringBuilder sb = new StringBuilder();
        while (nbRead >= 0) {
            byte[] result = new byte[500];
            nbRead = inflater.read(result, 0, result.length);
            if (nbRead > 0) {
                sb.append(new String(result, 0, nbRead, "UTF-8"));
            }
        }
        return sb.toString();
    } catch (Exception e) {
        return "zut";
    }
}

From source file:com._64bitlabs.util.Encryptors.java

/**
 * Encrypts string value with the specified AES algorithm
 * @param Data string to be encrypted// w w  w  . j  a  v  a2s  .  c o  m
 * @return encrypted string
 */
public static String encrypt(String Data) {
    try {
        Key key = generateKey();
        Cipher c = Cipher.getInstance(ALGORITHM);
        c.init(Cipher.ENCRYPT_MODE, key);
        byte[] encVal = c.doFinal(Data.getBytes());
        Base64 encoder = new Base64();
        String encryptedValue = new String(encoder.encode(encVal)).trim();
        return encryptedValue;
    } catch (Exception e) {
        return null;
    }
}

From source file:com.aurel.track.attachment.BrowseFileBL.java

public static Integer storeImage(Integer workItemID, TPersonBean person, Locale locale, String imageData,
        boolean addToHistory) {
    String description = "";
    String fileName = "image.jpg";
    Integer attachKey = null;//from  w w  w .j  a  v  a 2 s.co m
    if (imageData != null) {
        byte[] bytearray = new Base64().decode(imageData);
        InputStream is = new ByteArrayInputStream(bytearray);
        try {
            TAttachmentBean attachmentBean = AttachBL.save(workItemID, description, fileName, is,
                    person.getObjectID());
            attachKey = attachmentBean.getObjectID();
            if (addToHistory) {
                //add to history
                HistorySaverBL.addAttachment(workItemID, person.getObjectID(), locale, fileName, description,
                        Long.valueOf(bytearray.length), false);
            }
        } catch (AttachBLException e) {
            LOGGER.debug(ExceptionUtils.getStackTrace(e));
        }
    }
    return attachKey;
}

From source file:com.vaadin.testbench.screenshot.ImageUtil.java

/**
 * Encodes target image to a Base64 string
 * /*from ww  w .j  a  v a  2s .  com*/
 * @param image
 *            BufferedImage to encode to String
 * @return Base64 encoded String of image
 */
public static String encodeImageToBase64(BufferedImage image) {
    String encodedImage = "";
    Base64 encoder = new Base64();
    try {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        ImageIO.write(image, "png", baos);
        baos.flush();
        byte[] encodedBytes = encoder.encode(baos.toByteArray());
        encodedImage = new String(encodedBytes);
        baos.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return encodedImage;
}

From source file:de.openflorian.crypt.CipherKeyGenerator.java

/**
 * Generate Cipher Secret<br/>/*from   w w  w.j ava2s.  c  o  m*/
 * <br/>
 * Secret is generated by Blowfish {@link KeyGenerator} and a system default
 * {@link SecureRandom} provider and Base64 encoded afterwards.
 * 
 * @return Base64 encoded {@link SecureRandom} generated encryption key
 * @throws GeneralSecurityException
 */
public static String generateKey() throws GeneralSecurityException {
    try {
        KeyGenerator gen = KeyGenerator.getInstance("Blowfish");
        gen.init(192, new SecureRandom());
        SecretKey key = gen.generateKey();

        return new String(new Base64().encode(key.getEncoded())).trim();
    } catch (Exception e) {
        log.error(e.getMessage(), e);
        throw new GeneralSecurityException(e.getMessage(), e);
    }
}

From source file:adminpassword.Decryption.java

@SuppressWarnings("static-access")
public String decrypt(String encryptedText, String idKey) throws Exception {
    String password = idKey;// www .  j  a  v a2 s .c om

    Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");

    //strip off the salt and iv
    ByteBuffer buffer = ByteBuffer.wrap(new Base64().decode(encryptedText));
    byte[] saltBytes = new byte[20];
    buffer.get(saltBytes, 0, saltBytes.length);
    byte[] ivBytes1 = new byte[cipher.getBlockSize()];
    buffer.get(ivBytes1, 0, ivBytes1.length);
    byte[] encryptedTextBytes = new byte[buffer.capacity() - saltBytes.length - ivBytes1.length];
    buffer.get(encryptedTextBytes);

    // Deriving the key
    SecretKeyFactory factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA1");
    PBEKeySpec spec = new PBEKeySpec(password.toCharArray(), saltBytes, 65556, 256);

    SecretKey secretKey = factory.generateSecret(spec);
    SecretKeySpec secret = new SecretKeySpec(secretKey.getEncoded(), "AES");
    cipher.init(Cipher.DECRYPT_MODE, secret, new IvParameterSpec(ivBytes1));

    byte[] decryptedTextBytes = null;
    try {
        decryptedTextBytes = cipher.doFinal(encryptedTextBytes);

    } catch (IllegalBlockSizeException e) {
        e.printStackTrace();
    } catch (BadPaddingException e) {
        e.printStackTrace();
    }

    return new String(decryptedTextBytes);
}

From source file:cn.crawin.msg.gateway.http.MessageDigestUtil.java

/**
 * MD5??Base64???//from w w w.  j av a  2 s  . c o m
 *
 * @return
 */
public static String base64AndMD5(byte[] bytes) {
    if (bytes == null) {
        throw new IllegalArgumentException("bytes can not be null");
    }
    try {
        final MessageDigest md = MessageDigest.getInstance("MD5");
        md.reset();
        md.update(bytes);
        final Base64 base64 = new Base64();
        final byte[] enbytes = base64.encode(md.digest());
        return new String(enbytes);
    } catch (final NoSuchAlgorithmException e) {
        throw new IllegalArgumentException("unknown algorithm MD5");
    }
}

From source file:com.amalto.workbench.utils.PasswordUtil.java

public static String decryptPasswordBase64(String encodedPassword) {
    Base64 base64 = new Base64();
    byte[] debytes = null;
    String decodeStr = null;//from w w w  . j  a  va2s  .co m
    debytes = base64.decode(encodedPassword.getBytes());
    decodeStr = new String(debytes);
    return decodeStr;

}

From source file:cross.io.misc.Base64Util.java

/**
 *
 * @param base64String/*from   w  ww . ja  v a2  s.co m*/
 * @param bigEndian
 * @return
 * @throws DecoderException
 */
public static List<Float> base64StringToFloatList(final String base64String, final boolean bigEndian)
        throws DecoderException {
    final Base64 base64 = new Base64();
    final byte[] encoded = base64String.getBytes();
    final byte[] raw = base64.decode(encoded);
    final List<Float> floatList = Base64Util.byteArrayToFloatList(raw, bigEndian);
    return floatList;
}

From source file:com.sun.syndication.propono.atom.client.BasicAuthStrategy.java

public BasicAuthStrategy(String username, String password) {
    this.credentials = new String(new Base64().encode((username + ":" + password).getBytes()));
}