Example usage for javax.crypto Mac doFinal

Introduction

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

Prototype

public final byte[] doFinal(byte[] input) throws IllegalStateException 

Source Link

Document

Processes the given array of bytes and finishes the MAC operation.

Usage

From source file:com.streamreduce.util.AWSClient.java

private String calculateS3Signature(String rawUrl, String key, String date) {
    StringBuilder canonical = new StringBuilder();
    try {//w  w  w .j  av  a  2  s  . co  m
        canonical.append("GET").append("\n");
        canonical.append("\n");
        canonical.append("\n");
        canonical.append(date).append("\n");
        canonical.append(rawUrl);
        Mac mac = Mac.getInstance("HmacSHA1");
        mac.init(new SecretKeySpec(key.getBytes("UTF-8"), "HmacSHA1"));
        byte[] sign = mac.doFinal(canonical.toString().getBytes("UTF-8"));
        return new String(Base64.encodeBase64(sign));
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

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From source file:com.streamreduce.util.AWSClient.java

private String calculateSignature(String rawUrl, String key, Map<String, String> params) {
    StringBuilder canonical = new StringBuilder();
    try {//from www .  j ava2 s  .  com
        canonical.append("GET").append("\n");
        canonical.append(new URL(rawUrl).getHost()).append("\n");
        canonical.append("/").append("\n");
        SortedMap<String, String> sorted = new TreeMap<>(params);
        canonical.append(getQueryString(sorted));
        Mac mac = Mac.getInstance("HmacSHA256");
        mac.init(new SecretKeySpec(key.getBytes("UTF-8"), "HmacSHA256"));
        byte[] sign = mac.doFinal(canonical.toString().getBytes("UTF-8"));
        return new String(Base64.encodeBase64(sign));
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

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From source file:com.flozano.socialauth.util.OAuthConsumer.java

private String getHMACSHA1(final String method, final String url, final Map<String, String> args,
        final AccessGrant token) throws Exception {

    if (config.get_consumerSecret().length() == 0) {
        throw new SignatureException("Please check consumer secret");
    }/*from  w  ww  . jav a2s. c o  m*/
    boolean valid = MethodType.GET.toString().equals(method) || MethodType.PUT.toString().equals(method)
            || MethodType.POST.toString().equals(method);
    if (!valid) {
        throw new SignatureException("Invalid method type :" + method);
    }
    if (url.length() == 0) {
        throw new SignatureException("Please check URL");
    }
    String key = HttpUtil.encodeURIComponent(config.get_consumerSecret()) + "&";
    if (token != null && token.getSecret() != null) {
        key += HttpUtil.encodeURIComponent(token.getSecret());
    }
    try {
        // get an hmac_sha1 key from the raw key bytes
        SecretKeySpec signingKey = new SecretKeySpec(key.getBytes("UTF-8"), "HMAC-SHA1");

        // get an hmac_sha1 Mac instance and initialize with the signing key
        Mac mac = Mac.getInstance("HmacSHA1");
        mac.init(signingKey);

        String data = HttpUtil.encodeURIComponent(method) + "&" + HttpUtil.encodeURIComponent(url) + "&"
                + HttpUtil.encodeURIComponent(HttpUtil.buildParams(args));
        LOG.debug("Signature data : " + data);
        // compute the hmac on input data bytes
        byte[] rawHmac = mac.doFinal(data.getBytes("UTF-8"));

        // base64-encode the hmac
        LOG.debug("Encoding raw HMAC to Base64");
        String sig = Base64.encodeBytes(rawHmac);

        return sig;
    } catch (Exception e) {
        throw new SignatureException("Unable to generate HMAC-SHA1", e);
    }
}

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From source file:jp.co.yahoo.yconnect.core.oidc.JWTVerification.java

/**
 * HMAC-SHA256????????????//  ww w. ja  va  2 s .c  o m
 * 
 * @return ?????
 */
private String generateSignature() {
    // mac???
    Mac sha256_HMAC = null;
    try {
        sha256_HMAC = Mac.getInstance("HmacSHA256");
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }

    // secret_key??
    SecretKeySpec secret_key = null;
    try {
        secret_key = new SecretKeySpec(this.clientSecret.getBytes("UTF-8"), "HmacSHA256");
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    }
    // mac??
    try {
        sha256_HMAC.init(secret_key);
    } catch (InvalidKeyException e) {
        e.printStackTrace();
    }

    String[] idTokenArray = this.idTokenString.split("\\.");
    this.dataPart = idTokenArray[0] + "." + idTokenArray[1];

    String hash = null;
    try {
        hash = Base64.encodeBase64String(sha256_HMAC.doFinal(this.dataPart.getBytes("UTF-8")));
    } catch (IllegalStateException e) {
        e.printStackTrace();
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    }

    // URLSafe?Base64??
    hash = hash.replace("=", "");
    hash = hash.replace("+", "-");
    hash = hash.replace("/", "_");

    return hash;
}

---

From source file:org.instagram4j.DefaultInstagramClient.java

private void setEnforceHeader(HttpRequestBase method) {
    if (!isSignedHeaderEnabled())
        return;// w w w .  j  av  a 2  s .c o m

    if (clientSecret == null)
        throw new IllegalStateException("Client secret it required to use signed header");

    if (clientIps == null || clientIps.length() == 0)
        throw new IllegalStateException("Client IP(s) required to use signed header");

    try {
        SecretKeySpec signingKey = new SecretKeySpec(getClientSecret().getBytes(), HMAC_SHA256_ALGO);

        Mac mac = Mac.getInstance(HMAC_SHA256_ALGO);
        mac.init(signingKey);

        // Compute the hmac on IP address.
        byte[] rawHmac = mac.doFinal(clientIps.getBytes());

        String digest = Hex.encodeHexString(rawHmac);

        method.setHeader("X-Insta-Forwarded-For", String.format("%s|%s", clientIps, digest));
    } catch (NoSuchAlgorithmException e) {
        throw new IllegalStateException("Unexpected error creating signed header using HMAC-SHA256", e);
    } catch (InvalidKeyException e) {
        throw new IllegalStateException("Unexpected error creating signed header using HMAC-SHA256", e);
    }
}

---

From source file:TimestreamsTests.java

/**
 * Generate an HMAC Based on example://from w  w  w. j  av a 2s  .c o m
 * http://stackoverflow.com/questions/6312544
 * /hmac-sha1-how-to-do-it-properly-in-java
 * 
 * @param value
 *            is a String to hash
 * @param key
 *            is the private key to hash with#
 * @param type
 *            is the Mac format to use such as HmacSHA256
 * @return The hmac
 */
private String hmacString(String value, String key, String type) {
    try {
        byte[] keyBytes = key.getBytes();
        SecretKeySpec signingKey = new SecretKeySpec(keyBytes, type);

        // Get a Mac instance and initialize with the signing key
        Mac mac = Mac.getInstance(type);
        mac.init(signingKey);

        // Compute the hmac on input data bytes
        byte[] rawHmac = mac.doFinal(value.getBytes());

        // Convert raw bytes to Hex
        byte[] hexBytes = new Hex().encode(rawHmac);

        // Covert array of Hex bytes to a String
        return new String(hexBytes, "UTF-8");
    } catch (Exception e) {
        fail = e.getLocalizedMessage();
        return null;
    }
}

---

From source file:org.dasein.cloud.skeleton.RESTMethod.java

private @Nonnull String getSignature(@Nonnull byte[] accessKey, @Nonnull byte[] privateKey,
        @Nonnull String method, @Nonnull String resource, @Nullable String id, long timestamp)
        throws InternalException {
    // TODO: implement this for real; this is the signature code for the enStratus API (sorta)
    try {//from   w  w  w . j a  v a 2s.  com
        String stringToSign = (new String(accessKey, "utf-8")) + ":" + method;

        if (resource.startsWith("/")) {
            stringToSign = stringToSign + resource;
        } else {
            stringToSign = stringToSign + "/" + resource;
        }
        if (id != null) {
            if (id.startsWith("/")) {
                stringToSign = stringToSign + id;
            } else {
                stringToSign = stringToSign + "/" + id;
            }
        }
        stringToSign = stringToSign + ":" + timestamp + ":Dasein Cloud";

        try {
            Mac mac = Mac.getInstance("HmacSHA256");
            mac.init(new SecretKeySpec(privateKey, "HmacSHA256"));
            return new String(Base64.encodeBase64(mac.doFinal(stringToSign.getBytes("utf-8"))));
        } catch (NoSuchAlgorithmException e) {
            throw new InternalException(e);
        } catch (InvalidKeyException e) {
            throw new InternalException(e);
        } catch (UnsupportedEncodingException e) {
            throw new InternalException(e);
        }
    } catch (UnsupportedEncodingException e) {
        throw new InternalException(e);
    }
}

---

From source file:com.lili.ylpay.sdk.SecureUtil.java

/**
 * MAC/* ww  w  . j av  a2 s . com*/
 * 
 * @param inputByte
 *            ?
 * @param inputkey
 *            
 * @param inputmac
 *            MAC
 * @return 
 * @throws Exception
 */
public boolean checkmac(byte[] inputByte, byte[] inputkey, String inputmac) throws Exception {
    try {
        Mac mac = Mac.getInstance("HmacMD5");
        SecretKey key = new SecretKeySpec(inputkey, "DES");
        mac.init(key);

        byte[] macCode = mac.doFinal(inputByte);
        String strMacCode = this.byte2hex(macCode);

        return strMacCode.equals(inputmac);
    } catch (Exception ex) {
        throw ex;
    }
}

---

From source file:acp.sdk.SecureUtil.java

/**
 * MAC/*from  ww  w  .ja  v  a  2  s  .  c om*/
 * 
 * @param inputByte
 *            ?
 * @param inputkey
 *            
 * @return MAC
 * @throws Exception
 */
public String genmac(byte[] inputByte, byte[] inputkey) throws Exception {
    try {
        Mac mac = Mac.getInstance("HmacMD5");
        SecretKey key = new SecretKeySpec(inputkey, "DES");
        mac.init(key);

        byte[] macCode = mac.doFinal(inputByte);
        String strMac = this.byte2hex(macCode);
        return strMac;
    } catch (Exception ex) {
        ex.printStackTrace();
        throw ex;
    }
}

---

From source file:acp.sdk.SecureUtil.java

/**
 * MAC//  w w  w .  j  a  v  a 2  s.  c  o m
 * 
 * @param inputByte
 *            ?
 * @param inputkey
 *            
 * @param inputmac
 *            MAC
 * @return 
 * @throws Exception
 */
public boolean checkmac(byte[] inputByte, byte[] inputkey, String inputmac) throws Exception {
    try {
        Mac mac = Mac.getInstance("HmacMD5");
        SecretKey key = new SecretKeySpec(inputkey, "DES");
        mac.init(key);

        byte[] macCode = mac.doFinal(inputByte);
        String strMacCode = this.byte2hex(macCode);

        if (strMacCode.equals(inputmac)) {
            return true;
        } else {
            return false;
        }
    } catch (Exception ex) {
        throw ex;
    }
}

---

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