Example usage for twitter4j BASE64Encoder encode

Introduction

In this page you can find the example usage for twitter4j BASE64Encoder encode.

Prototype

public static String encode(byte[] from) 

Source Link

Usage

From source file:com.daiv.android.twitter.utils.api_helper.APIHelper.java

License:Apache License

/**
 * Generates the signature to use with the header
 * @param data base signature data// w w w  .j a va2s . c o  m
 * @param token the user's access token
 * @return String of the signature to use in your header
 */
public String generateSignature(String data, AccessToken token) {
    byte[] byteHMAC = null;
    try {
        Mac mac = Mac.getInstance("HmacSHA1");
        SecretKeySpec spec;
        String oauthSignature = HttpParameter.encode(AppSettings.TWITTER_CONSUMER_SECRET) + "&"
                + HttpParameter.encode(token.getTokenSecret());
        spec = new SecretKeySpec(oauthSignature.getBytes(), "HmacSHA1");
        mac.init(spec);
        byteHMAC = mac.doFinal(data.getBytes());
    } catch (InvalidKeyException ike) {
        throw new AssertionError(ike);
    } catch (NoSuchAlgorithmException nsae) {
        throw new AssertionError(nsae);
    }
    return BASE64Encoder.encode(byteHMAC);
}

---

From source file:com.daiv.android.twitter.utils.api_helper.TwitterDMPicHelper.java

License:Apache License

private static String computeSignature(String baseString, String keyString)
        throws GeneralSecurityException, UnsupportedEncodingException {
    SecretKey secretKey = null;/*w  w  w .ja  va  2  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(BASE64Encoder.encode(mac.doFinal(text))).trim();
}

---