Example usage for javax.crypto Mac init

Introduction

In this page you can find the example usage for javax.crypto Mac init.

Prototype

public final void init(Key key) throws InvalidKeyException

Source Link

Document

Initializes this Mac object with the given key.

Usage

From source file:lti.oauth.OAuthMessageSigner.java

/**
 * This method double encodes the parameter keys and values.
 * Thus, it expects the keys and values contained in the 'parameters' SortedMap
 * NOT to be encoded.//from ww  w  . j a  v a  2  s.com
 * 
 * @param secret
 * @param algorithm
 * @param method
 * @param url
 * @param parameters
 * @return oauth signature
 * @throws Exception
 */
public String sign(String secret, String algorithm, String method, String url,
        SortedMap<String, String> parameters) throws Exception {
    SecretKeySpec secretKeySpec = new SecretKeySpec((secret.concat(OAuthUtil.AMPERSAND)).getBytes(), algorithm);
    Mac mac = Mac.getInstance(secretKeySpec.getAlgorithm());
    mac.init(secretKeySpec);

    StringBuilder signatureBase = new StringBuilder(OAuthUtil.percentEncode(method));
    signatureBase.append(OAuthUtil.AMPERSAND);

    signatureBase.append(OAuthUtil.percentEncode(url));
    signatureBase.append(OAuthUtil.AMPERSAND);

    int count = 0;
    for (String key : parameters.keySet()) {
        count++;
        signatureBase.append(OAuthUtil.percentEncode(OAuthUtil.percentEncode(key)));
        signatureBase.append(URLEncoder.encode(OAuthUtil.EQUAL, OAuthUtil.ENCODING));
        signatureBase.append(OAuthUtil.percentEncode(OAuthUtil.percentEncode(parameters.get(key))));

        if (count < parameters.size()) {
            signatureBase.append(URLEncoder.encode(OAuthUtil.AMPERSAND, OAuthUtil.ENCODING));
        }
    }

    if (log.isDebugEnabled()) {
        log.debug(signatureBase.toString());
    }

    byte[] bytes = mac.doFinal(signatureBase.toString().getBytes());
    byte[] encodedMacBytes = Base64.encodeBase64(bytes);

    return new String(encodedMacBytes);
}

From source file:com.cloud.stack.CloudStackCommand.java

private String calculateRFC2104HMAC(String signIt, String secretKey) throws SignatureException {
    String result = null;// w  ww . j a  va  2s .  c  o  m
    try {
        SecretKeySpec key = new SecretKeySpec(secretKey.getBytes(), "HmacSHA1");
        Mac hmacSha1 = Mac.getInstance("HmacSHA1");
        hmacSha1.init(key);
        byte[] rawHmac = hmacSha1.doFinal(signIt.getBytes());
        result = new String(Base64.encodeBase64(rawHmac));
    } catch (Exception e) {
        throw new SignatureException("Failed to generate keyed HMAC on soap request: " + e.getMessage());
    }
    return result.trim();
}

From source file:com.kolich.havalo.client.signing.algorithms.HMACSHA256Signer.java

/**
  * Returns a Base-64 encoded HMAC-SHA256 signature.
  *///from   ww w  .  ja  v a2 s  .c  om
@Override
public String sign(final HavaloCredentials credentials, final String input) {
    String result = null;
    try {
        // Get a new instance of the HMAC-SHA256 algorithm.
        final Mac mac = Mac.getInstance(HMAC_SHA256_ALGORITHM_NAME);
        // Init it with our secret and the secret-key algorithm.
        mac.init(new SecretKeySpec(getBytesUtf8(credentials.getSecret()), HMAC_SHA256_ALGORITHM_NAME));
        // Sign the input.
        result = newStringUtf8(encodeBase64(mac.doFinal(getBytesUtf8(input))));
    } catch (Exception e) {
        throw new HavaloClientException("Failed to SHA-256 sign input " + "string: " + input, e);
    }
    return result;
}

From source file:com.mytwitter.retrofit.RetrofitRequestInterceptor2.java

License:asdf

private String computeSignature(String baseString, String keyString)
        throws GeneralSecurityException, UnsupportedEncodingException {

    SecretKey secretKey = null;/* w w w.jav a2 s  .co  m*/

    byte[] keyBytes = keyString.getBytes();
    secretKey = new SecretKeySpec(keyBytes, "HmacSHA1");

    Mac mac = Mac.getInstance("HmacSHA1");

    mac.init(secretKey);

    byte[] text = baseString.getBytes();

    return new String(Base64.encodeBase64(mac.doFinal(text))).trim();
}

From source file:org.broadleafcommerce.common.payment.service.PaymentGatewayTamperProofSealServiceImpl.java

@Override
public String createTamperProofSeal(String secretKey, String customerId, String orderId)
        throws NoSuchAlgorithmException, InvalidKeyException {

    //Create a URL-Safe Base64 encoder as some of these may get passed back as URL GET parameters
    Base64 encoder = new Base64(true);
    Mac sha1Mac = Mac.getInstance("HmacSHA1");
    SecretKeySpec publicKeySpec = new SecretKeySpec(secretKey.getBytes(), "HmacSHA1");
    sha1Mac.init(publicKeySpec);
    String customerOrderString = customerId + orderId;
    byte[] publicBytes = sha1Mac.doFinal(customerOrderString.getBytes());
    String publicDigest = encoder.encodeToString(publicBytes);

    return publicDigest.replaceAll("\\r|\\n", "");
}

From source file:de.hybris.platform.acceleratorservices.payment.utils.impl.DefaultAcceleratorDigestUtils.java

@Override
public String getPublicDigest(final String customValues, final String key)
        throws NoSuchAlgorithmException, InvalidKeyException {
    final Base64 encoder = new Base64();
    final Mac sha1Mac = Mac.getInstance(getMacAlgorithm());
    final SecretKeySpec publicKeySpec = new SecretKeySpec(key.getBytes(), getMacAlgorithm());
    sha1Mac.init(publicKeySpec);

    final byte[] publicBytes = sha1Mac.doFinal(customValues.getBytes());
    final String publicDigest = new String(encoder.encode(publicBytes));

    return publicDigest.replaceAll("\n", "");
}

From source file:com.microsoft.azure.batch.auth.BatchCredentialsInterceptor.java

private String sign(String accessKey, String stringToSign) {
    try {/*from  ww w.j a  v a  2s.c o m*/
        // Encoding the Signature
        // Signature=Base64(HMAC-SHA256(UTF8(StringToSign)))
        Mac hmac = Mac.getInstance("hmacSHA256");
        hmac.init(new SecretKeySpec(Base64.decodeBase64(accessKey), "hmacSHA256"));
        byte[] digest = hmac.doFinal(stringToSign.getBytes("UTF-8"));
        return Base64.encodeBase64String(digest);
    } catch (Exception e) {
        throw new IllegalArgumentException("accessKey", e);
    }
}

From source file:com.skplanet.syruppay.token.tav.TransactionAuthenticationValue.java

public String getChecksumBy(final String key)
        throws IOException, InvalidKeyException, NoSuchAlgorithmException {
    final Mac mac = Mac.getInstance("HmacSHA256");
    mac.init(new SecretKeySpec(key.getBytes("UTF-8"), mac.getAlgorithm()));
    mac.update((cardToken + mctTransAuthId + ocTransAuthId
            + new ObjectMapper().writeValueAsString(paymentAuthenticationDetail)).getBytes("UTF-8"));
    return Base64.encodeBase64URLSafeString(mac.doFinal());
}

From source file:com.skplanet.syruppay.token.tav.TransactionAuthenticationValue.java

public boolean isValidBy(final String key, final String checksum)
        throws NoSuchAlgorithmException, IOException, InvalidKeyException {
    final Mac mac = Mac.getInstance("HmacSHA256");
    mac.init(new SecretKeySpec(key.getBytes("UTF-8"), mac.getAlgorithm()));
    mac.update((cardToken + mctTransAuthId + ocTransAuthId
            + new ObjectMapper().writeValueAsString(paymentAuthenticationDetail)).getBytes("UTF-8"));
    return Base64.encodeBase64URLSafeString(mac.doFinal()).equals(checksum);
}

From source file:id.pazpo.agent.utils.OAuthHeaderBuilder.java

private String generateSignature(String signatureBase, String accessTokenSecret)
        throws InvalidKeyException, NoSuchAlgorithmException {

    Mac mac = Mac.getInstance(ENCRYPTION_ALGO);
    mac.init(new SecretKeySpec((CONSUMER_SECRET + "&" + accessTokenSecret).getBytes(), ENCRYPTION_ALGO));
    mac.update(signatureBase.getBytes());
    byte[] res = mac.doFinal();
    String signature = new String(Base64.encodeBase64(res)).trim();
    Log.d("headers", signature);
    return signature;
}