Example usage for android.util Base64 encode

Introduction

In this page you can find the example usage for android.util Base64 encode.

Prototype

public static byte[] encode(byte[] input, int flags) 

Source Link

Document

Base64-encode the given data and return a newly allocated byte[] with the result.

Usage

From source file:org.creativecommons.thelist.utils.FileHelper.java

public static String getByteArrayFromFile(Context context, Uri uri) {
    byte[] fileBytes;
    String fileString = null;//from w ww  . ja v  a 2s  .  c o m
    InputStream inStream = null;
    ByteArrayOutputStream outStream = null;

    if (uri.getScheme().equals("content")) {
        try {
            inStream = context.getContentResolver().openInputStream(uri);
            outStream = new ByteArrayOutputStream();

            byte[] bytesFromFile = new byte[1024 * 1024]; // buffer size (1 MB)
            int bytesRead = inStream.read(bytesFromFile);
            while (bytesRead != -1) {
                outStream.write(bytesFromFile, 0, bytesRead);
                bytesRead = inStream.read(bytesFromFile);
            }

            fileBytes = outStream.toByteArray();
            fileString = new String(Base64.encode(fileBytes, Base64.DEFAULT));
        } catch (IOException e) {
            Log.e(TAG, e.getMessage());
        } finally {
            try {
                inStream.close();
                outStream.close();
            } catch (IOException e) {
                /*( Intentionally blank */ }
        }
    } else {
        try {
            File file = new File(uri.getPath());
            FileInputStream fileInput = new FileInputStream(file);
            fileBytes = IOUtils.toByteArray(fileInput);
            fileString = new String(Base64.encode(fileBytes, Base64.DEFAULT));
        } catch (IOException e) {
            Log.e(TAG, e.getMessage());
        }
    }

    return fileString;
}

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From source file:Main.java

public static byte[] generateRequestToken(byte[] countryCode, byte[] phoneNumber)
        throws NoSuchAlgorithmException {

    String signature = "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";
    String classesMd5 = "P3b9TfNFCkkzPoVzZnm+BA=="; // 2.11.395 [*]

    byte[] key2 = Base64.decode(
            "/UIGKU1FVQa+ATM2A0za7G2KI9S/CwPYjgAbc67v7ep42eO/WeTLx1lb1cHwxpsEgF4+PmYpLd2YpGUdX/A2JQitsHzDwgcdBpUf7psX1BU=",
            Base64.DEFAULT);/*from w w w .  ja  v  a2  s. c  o  m*/

    byte[] data = concat(
            concat(Base64.decode(signature, Base64.DEFAULT), Base64.decode(classesMd5, Base64.DEFAULT)),
            phoneNumber);

    byte[] opad = new byte[64];
    byte[] ipad = new byte[64];
    for (int i = 0; i < opad.length; i++) {
        opad[i] = 0x5C;
        ipad[i] = 0x36;
    }

    for (int i = 0; i < 64; i++) {
        opad[i] = (byte) ((opad[i] & 0xFF) ^ (key2[i] & 0xFF));
        ipad[i] = (byte) ((ipad[i] & 0xFF) ^ (key2[i] & 0xFF));
    }

    data = concat(ipad, data);

    MessageDigest md = MessageDigest.getInstance("SHA-1");
    md.update(data);
    byte[] firstHash = md.digest();

    data = concat(opad, firstHash);
    md = MessageDigest.getInstance("SHA-1");
    md.update(data);
    byte[] secondHash = md.digest();

    return Base64.encode(secondHash, Base64.DEFAULT | Base64.NO_WRAP);
}

---

From source file:com.eugene.fithealthmaingit.FatSecretSearchAndGet.FatSecretGetMethod.java

private static String sign(String method, String uri, String[] params) {
    String[] p = { method, Uri.encode(uri), Uri.encode(paramify(params)) };
    String s = join(p, "&");
    SecretKey sk = new SecretKeySpec(Globals.APP_SECRET.getBytes(), Globals.HMAC_SHA1_ALGORITHM);
    try {/*from   w w  w.  jav  a  2  s.c  o  m*/
        Mac m = Mac.getInstance(Globals.HMAC_SHA1_ALGORITHM);
        m.init(sk);
        return Uri.encode(new String(Base64.encode(m.doFinal(s.getBytes()), Base64.DEFAULT)).trim());
    } catch (java.security.NoSuchAlgorithmException e) {
        Log.w("FatSecret_TEST FAIL", e.getMessage());
        return null;
    } catch (java.security.InvalidKeyException e) {
        Log.w("FatSecret_TEST FAIL", e.getMessage());
        return null;
    }
}

---

From source file:com.redwoodsystems.android.apps.utils.HttpUtil.java

public static String getAuthHeader(String userName, String password) {
    String s = userName + ":" + password;
    String authHdr = "Basic " + Base64.encode(s.getBytes(), Base64.DEFAULT);
    return authHdr;
}

---

From source file:illab.nabal.util.SecurityHelper.java

/**
 * Get HMACSHA1-encoded OAuth 1.0a signature string.
 * //from   www.  ja v  a 2s  .co m
 * @param secretKey - secret key to encode basestring with
 * @param baseString - signature base string 
 * @return oauthSignature - HMAC-SHA1 encoded signature string
 * @throws Exception
 */
public static String getHmacSha1Signature(String secretKey, String baseString) throws Exception {
    String oauthSignature = null;

    // #################### IMPORTANT ####################
    // the secret key is the concatenated values (each first encoded per Parameter 
    // Encoding) of the Consumer Secret and Token Secret, separated by an '&' character 
    // (ASCII code 38) even if empty.

    if (StringHelper.isAllFull(secretKey, baseString) == true) {
        byte[] keyBytes = secretKey.getBytes(HTTP.UTF_8);
        SecretKey keySpec = new SecretKeySpec(keyBytes, HMAC_SHA1);
        Mac mac = Mac.getInstance(HMAC_SHA1);
        mac.init(keySpec);
        oauthSignature = new String(Base64.encode(mac.doFinal(baseString.getBytes(HTTP.UTF_8)), Base64.DEFAULT),
                HTTP.UTF_8).trim();
    }
    return oauthSignature;
}

---

From source file:github.nisrulz.optimushttp.HttpReq.java

@Override
protected String doInBackground(HttpReqPkg... params) {

    URL url;/*from   w  w w . j a  va2 s.  c o  m*/
    BufferedReader reader = null;

    String username = params[0].getUsername();
    String password = params[0].getPassword();
    String authStringEnc = null;

    if (username != null && password != null) {
        String authString = username + ":" + password;

        byte[] authEncBytes;
        authEncBytes = Base64.encode(authString.getBytes(), Base64.DEFAULT);
        authStringEnc = new String(authEncBytes);
    }

    String uri = params[0].getUri();

    if (params[0].getMethod().equals("GET")) {
        uri += "?" + params[0].getEncodedParams();
    }

    try {
        StringBuilder sb;
        // create the HttpURLConnection
        url = new URL(uri);
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();

        if (authStringEnc != null) {
            connection.setRequestProperty("Authorization", "Basic " + authStringEnc);
        }

        if (params[0].getMethod().equals("POST") || params[0].getMethod().equals("PUT")
                || params[0].getMethod().equals("DELETE")) {
            // enable writing output to this url
            connection.setDoOutput(true);
        }

        if (params[0].getMethod().equals("POST")) {
            connection.setRequestMethod("POST");
        } else if (params[0].getMethod().equals("GET")) {
            connection.setRequestMethod("GET");
        } else if (params[0].getMethod().equals("PUT")) {
            connection.setRequestMethod("PUT");
        } else if (params[0].getMethod().equals("DELETE")) {
            connection.setRequestMethod("DELETE");
        }

        // give it x seconds to respond
        connection.setConnectTimeout(connectTimeout);
        connection.setReadTimeout(readTimeout);
        connection.setRequestProperty("Content-Type", contentType);

        for (int i = 0; i < headerMap.size(); i++) {
            connection.setRequestProperty(headerMap.keyAt(i), headerMap.valueAt(i));
        }

        connection.setRequestProperty("Content-Length", "" + params[0].getEncodedParams().getBytes().length);

        connection.connect();
        if (params[0].getMethod().equals("POST") || params[0].getMethod().equals("PUT")) {
            OutputStreamWriter writer = new OutputStreamWriter(connection.getOutputStream());
            writer.write(params[0].getEncodedParams());
            writer.flush();
            writer.close();
        }

        // read the output from the server
        InputStream in;
        resCode = connection.getResponseCode();
        resMsg = connection.getResponseMessage();
        if (resCode != HttpURLConnection.HTTP_OK) {
            in = connection.getErrorStream();
        } else {
            in = connection.getInputStream();
        }
        reader = new BufferedReader(new InputStreamReader(in));
        sb = new StringBuilder();

        String line;
        while ((line = reader.readLine()) != null) {
            sb.append(line).append("\n");
        }
        sb.append(resCode).append(" : ").append(resMsg);
        return sb.toString();
    } catch (Exception e) {
        listener.onFailure(Integer.toString(resCode) + " : " + resMsg);
        e.printStackTrace();
    } finally {
        // close the reader; this can throw an exception too, so
        // wrap it in another try/catch block.
        if (reader != null) {
            try {
                reader.close();
            } catch (IOException ioe) {
                ioe.printStackTrace();
            }
        }
    }

    return null;
}

---

From source file:de.knufficast.flattr.FlattrApi.java

private void login() {
    try {/*from  ww w  .  j a va 2  s.c  o  m*/
        JSONObject json = new JSONObject();
        json.put("code", config.getAuthCode());
        json.put("grant_type", "authorization_code");
        json.put("redirect_uri", "knufficastoauth://");
        // the client ID and secret are used as username and password
        // encode username and password using base64 user:password (BASIC auth for
        // http)
        String userPassword = "Basic " + new String(Base64.encode(
                (CONSTANTS.getClientId() + ":" + CONSTANTS.getClientSecret()).getBytes(), Base64.NO_WRAP));
        JSONObject response = postAuthorized(LOGIN_URL, json, userPassword);
        if (response.getString("access_token") != null) {
            config.setAccessToken(response.getString("access_token"));
            config.setFlattrStatus(FlattrStatus.AUTHENTICATED);
        } else {
            config.resetAuthentication();
        }
    } catch (IOException e) {
        e.printStackTrace();
    } catch (JSONException e) {
        config.resetAuthentication();
    }
}

---

From source file:connection.HttpReq.java

@Override
protected String doInBackground(HttpReqPkg... params) {

    URL url;//from   w w w.jav  a2 s  .c  om
    BufferedReader reader = null;

    String username = params[0].getUsername();
    String password = params[0].getPassword();
    String authStringEnc = null;

    if (username != null && password != null) {
        String authString = username + ":" + password;

        byte[] authEncBytes;
        authEncBytes = Base64.encode(authString.getBytes(), Base64.DEFAULT);
        authStringEnc = new String(authEncBytes);
    }

    String uri = params[0].getUri();

    if (params[0].getMethod().equals("GET")) {
        uri += "?" + params[0].getEncodedParams();
    }

    try {
        StringBuilder sb;
        // create the HttpURLConnection
        url = new URL(uri);
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();

        if (authStringEnc != null) {
            connection.setRequestProperty("Authorization", "Basic " + authStringEnc);
        }

        if (params[0].getMethod().equals("POST") || params[0].getMethod().equals("PUT")
                || params[0].getMethod().equals("DELETE")) {
            // enable writing output to this url
            connection.setDoOutput(true);
        }

        if (params[0].getMethod().equals("POST")) {
            connection.setRequestMethod("POST");
        } else if (params[0].getMethod().equals("GET")) {
            connection.setRequestMethod("GET");
        } else if (params[0].getMethod().equals("PUT")) {
            connection.setRequestMethod("PUT");
        } else if (params[0].getMethod().equals("DELETE")) {
            connection.setRequestMethod("DELETE");
        }

        // give it x seconds to respond
        connection.setConnectTimeout(connectTimeout);
        connection.setReadTimeout(readTimeout);
        connection.setRequestProperty("Content-Type", contentType);

        for (int i = 0; i < headerMap.size(); i++) {
            connection.setRequestProperty(headerMap.keyAt(i), headerMap.valueAt(i));
        }

        connection.setRequestProperty("Content-Length", "" + params[0].getEncodedParams().getBytes().length);

        connection.connect();
        if (params[0].getMethod().equals("POST") || params[0].getMethod().equals("PUT")) {
            OutputStreamWriter writer = new OutputStreamWriter(connection.getOutputStream(), "UTF-8");
            String httpParams = params[0].getEncodedParams();

            if (contentType.equals(OptimusHTTP.CONTENT_TYPE_JSON)) {
                httpParams = httpParams.replace("=", " ");
            }

            writer.write(httpParams);
            writer.flush();
            writer.close();
        }

        // read the output from the server
        InputStream in;
        resCode = connection.getResponseCode();
        resMsg = connection.getResponseMessage();
        if (resCode != HttpURLConnection.HTTP_OK) {
            in = connection.getErrorStream();
        } else {
            in = connection.getInputStream();
        }
        reader = new BufferedReader(new InputStreamReader(in));
        sb = new StringBuilder();

        String line;
        while ((line = reader.readLine()) != null) {
            sb.append(line).append("\n");
        }
        sb.append(resCode).append(" : ").append(resMsg);
        return sb.toString();
    } catch (Exception e) {
        listener.onFailure(Integer.toString(resCode) + " : " + resMsg);
        e.printStackTrace();
    } finally {
        // close the reader; this can throw an exception too, so
        // wrap it in another try/catch block.
        if (reader != null) {
            try {
                reader.close();
            } catch (IOException ioe) {
                ioe.printStackTrace();
            }
        }
    }

    return null;
}

---

From source file:com.hkm.Application.appWork.java

private void showpackagesigning() {
    PackageInfo packageInfo;//from  w  ww.j  a v  a 2s.  c  om
    try {
        packageInfo = getPackageManager().getPackageInfo("com.hkm.oc.app", PackageManager.GET_SIGNATURES);
        for (Signature signature : packageInfo.signatures) {
            MessageDigest md = MessageDigest.getInstance("SHA");
            md.update(signature.toByteArray());
            String key = new String(Base64.encode(md.digest(), 0));
            // String key = new String(Base64.encodeBytes(md.digest()));
            Log.e("Hash key", sha1Hash(key));
        }
    } catch (PackageManager.NameNotFoundException e1) {
        Log.e("Name not found", e1.toString());
    } catch (NoSuchAlgorithmException e) {
        Log.e("No such an algorithm", e.toString());
    } catch (Exception e) {
        Log.e("Exception", e.toString());
    }
}

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From source file:org.apache.cordova.crypt.Crypt.java

public String encrypt(String data, String publickey) throws Exception {
    publickey = publickey.replaceAll("(-+BEGIN PUBLIC KEY-+\\r?\\n|-+END PUBLIC KEY-+\\r?\\n?)", "");

    try {//from   ww  w . j av  a  2  s .  co  m
        byte[] publickeyRaw = Base64.decode(publickey, Base64.DEFAULT);
        X509EncodedKeySpec keySpec = new X509EncodedKeySpec(publickeyRaw);
        KeyFactory fact = KeyFactory.getInstance("RSA");
        PublicKey pub = fact.generatePublic(keySpec);

        byte[] text = data.getBytes(Charset.forName("UTF-8"));

        Cipher cipher = Cipher.getInstance("RSA/ECB/PKCS1Padding");
        cipher.init(Cipher.ENCRYPT_MODE, pub);
        byte[] cipherString = cipher.doFinal(text);

        return new String(Base64.encode(cipherString, Base64.DEFAULT));

    } catch (Exception e) {
        Log.w("Crypt", e);
        return null;
    }
}

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