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:com.darktalker.cordova.screenshot.Screenshot.java

@Override
public boolean execute(String action, JSONArray args, final CallbackContext callbackContext)
        throws JSONException {
    // starting on ICS, some WebView methods
    // can only be called on UI threads

    if (action.equals("saveScreenshot")) {
        final String format = (String) args.get(0);
        final Integer quality = (Integer) args.get(1);
        final String fileName = (String) args.get(2);

        super.cordova.getActivity().runOnUiThread(new Runnable() {
            @Override/*from   w w w  .j  a  v  a2  s . c om*/
            public void run() {

                try {
                    if (format.equals("png") || format.equals("jpg")) {
                        Bitmap bitmap = getBitmap();
                        File folder = new File(Environment.getExternalStorageDirectory(), "Pictures");
                        if (!folder.exists()) {
                            folder.mkdirs();
                        }

                        File f = new File(folder, fileName + "." + format);

                        FileOutputStream fos = new FileOutputStream(f);
                        if (format.equals("png")) {
                            bitmap.compress(Bitmap.CompressFormat.PNG, 100, fos);
                        }
                        if (format.equals("jpg")) {
                            bitmap.compress(Bitmap.CompressFormat.JPEG, quality == null ? 100 : quality, fos);
                        }
                        JSONObject jsonRes = new JSONObject();
                        jsonRes.put("filePath", f.getAbsolutePath());
                        PluginResult result = new PluginResult(PluginResult.Status.OK, jsonRes);
                        callbackContext.sendPluginResult(result);

                        scanPhoto(f.getAbsolutePath());
                    } else {
                        callbackContext.error("format " + format + " not found");

                    }

                } catch (JSONException e) {
                    callbackContext.error(e.getMessage());

                } catch (IOException e) {
                    callbackContext.error(e.getMessage());

                }
            }
        });
        return true;
    } else if (action.equals("getScreenshotAsURI")) {
        final Integer quality = (Integer) args.get(0);

        super.cordova.getActivity().runOnUiThread(new Runnable() {
            @Override
            public void run() {
                try {
                    Bitmap bitmap = getBitmap();

                    ByteArrayOutputStream jpeg_data = new ByteArrayOutputStream();

                    if (bitmap.compress(CompressFormat.JPEG, quality, jpeg_data)) {
                        byte[] code = jpeg_data.toByteArray();
                        byte[] output = Base64.encode(code, Base64.NO_WRAP);
                        String js_out = new String(output);
                        js_out = "data:image/jpeg;base64," + js_out;
                        JSONObject jsonRes = new JSONObject();
                        jsonRes.put("URI", js_out);
                        PluginResult result = new PluginResult(PluginResult.Status.OK, jsonRes);
                        callbackContext.sendPluginResult(result);

                        js_out = null;
                        output = null;
                        code = null;
                    }

                    jpeg_data = null;

                } catch (JSONException e) {
                    callbackContext.error(e.getMessage());

                } catch (Exception e) {
                    callbackContext.error(e.getMessage());

                }
            }
        });

        return true;
    }
    callbackContext.error("action not found");
    return false;
}

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From source file:com.wodify.cordova.plugin.filepicker.FilePicker.java

/**
 * Converts byte array to base 64 representation of string.
 * //from w ww  .  ja v  a  2s.  c  om
 * @param  bytes
 *         Byte representation of file
 */
private String getBase64EncodedStringFromBytes(byte[] bytes) {
    if (bytes != null && bytes.length > 0) {
        byte[] base64EncodedFile = Base64.encode(bytes, Base64.NO_WRAP);
        return new String(base64EncodedFile);
    }
    return null;
}

---

From source file:com.ruesga.rview.fragments.SnippetFragment.java

private void loadContent(byte[] data) {
    final String fileName;
    if (mNeedPermissions) {
        fileName = DEFAULT_SNIPPED_NAME + ".txt";
    } else {// w w w  .  j a v a 2s .  com
        String ext = AceEditorView.resolveExtensionFromMimeType(mMimeType);
        fileName = DEFAULT_SNIPPED_NAME + "." + ext;
    }

    mBinding.editor.scrollTo(0, 0);
    mBinding.editor.loadEncodedContent(fileName, Base64.encode(data, Base64.NO_WRAP));
}

---

From source file:com.owncloud.android.utils.PushUtils.java

public static void pushRegistrationToServer() {
    String token = PreferenceManager.getPushToken(MainApp.getAppContext());
    arbitraryDataProvider = new ArbitraryDataProvider(MainApp.getAppContext().getContentResolver());

    if (!TextUtils.isEmpty(MainApp.getAppContext().getResources().getString(R.string.push_server_url))
            && !TextUtils.isEmpty(token)) {
        PushUtils.generateRsa2048KeyPair();
        String pushTokenHash = PushUtils.generateSHA512Hash(token).toLowerCase();
        PublicKey devicePublicKey = (PublicKey) PushUtils.readKeyFromFile(true);
        if (devicePublicKey != null) {
            byte[] publicKeyBytes = Base64.encode(devicePublicKey.getEncoded(), Base64.NO_WRAP);
            String publicKey = new String(publicKeyBytes);
            publicKey = publicKey.replaceAll("(.{64})", "$1\n");

            publicKey = "-----BEGIN PUBLIC KEY-----\n" + publicKey + "\n-----END PUBLIC KEY-----\n";

            Context context = MainApp.getAppContext();
            String providerValue;
            PushConfigurationState accountPushData = null;
            Gson gson = new Gson();
            for (Account account : AccountUtils.getAccounts(context)) {
                providerValue = arbitraryDataProvider.getValue(account, KEY_PUSH);
                if (!TextUtils.isEmpty(providerValue)) {
                    accountPushData = gson.fromJson(providerValue, PushConfigurationState.class);
                } else {
                    accountPushData = null;
                }//from  ww w  . j a  va2s  .c om

                if (accountPushData != null && !accountPushData.getPushToken().equals(token)
                        && !accountPushData.isShouldBeDeleted() || TextUtils.isEmpty(providerValue)) {
                    try {
                        OwnCloudAccount ocAccount = new OwnCloudAccount(account, context);
                        OwnCloudClient mClient = OwnCloudClientManagerFactory.getDefaultSingleton()
                                .getClientFor(ocAccount, context);

                        RemoteOperation registerAccountDeviceForNotificationsOperation = new RegisterAccountDeviceForNotificationsOperation(
                                pushTokenHash, publicKey,
                                context.getResources().getString(R.string.push_server_url));

                        RemoteOperationResult remoteOperationResult = registerAccountDeviceForNotificationsOperation
                                .execute(mClient);

                        if (remoteOperationResult.isSuccess()) {
                            PushResponse pushResponse = remoteOperationResult.getPushResponseData();

                            RemoteOperation registerAccountDeviceForProxyOperation = new RegisterAccountDeviceForProxyOperation(
                                    context.getResources().getString(R.string.push_server_url), token,
                                    pushResponse.getDeviceIdentifier(), pushResponse.getSignature(),
                                    pushResponse.getPublicKey());

                            remoteOperationResult = registerAccountDeviceForProxyOperation.execute(mClient);

                            if (remoteOperationResult.isSuccess()) {
                                PushConfigurationState pushArbitraryData = new PushConfigurationState(token,
                                        pushResponse.getDeviceIdentifier(), pushResponse.getSignature(),
                                        pushResponse.getPublicKey(), false);
                                arbitraryDataProvider.storeOrUpdateKeyValue(account.name, KEY_PUSH,
                                        gson.toJson(pushArbitraryData));
                            }
                        }
                    } catch (com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException e) {
                        Log_OC.d(TAG, "Failed to find an account");
                    } catch (AuthenticatorException e) {
                        Log_OC.d(TAG, "Failed via AuthenticatorException");
                    } catch (IOException e) {
                        Log_OC.d(TAG, "Failed via IOException");
                    } catch (OperationCanceledException e) {
                        Log_OC.d(TAG, "Failed via OperationCanceledException");
                    }
                } else if (accountPushData != null && accountPushData.isShouldBeDeleted()) {
                    deleteRegistrationForAccount(account);
                }
            }
        }
    }
}

---

From source file:io.realm.RealmJsonTests.java

@Test
public void createObjectFromJson_allSimpleObjectAllTypes() throws JSONException {
    JSONObject json = new JSONObject();
    json.put("columnString", "String");
    json.put("columnLong", 1L);
    json.put("columnFloat", 1.23F);
    json.put("columnDouble", 1.23D);
    json.put("columnBoolean", true);
    json.put("columnBinary", new String(Base64.encode(new byte[] { 1, 2, 3 }, Base64.DEFAULT)));

    realm.beginTransaction();/*from   ww w  . java  2  s. c  o m*/
    realm.createObjectFromJson(AllTypes.class, json);
    realm.commitTransaction();
    AllTypes obj = realm.allObjects(AllTypes.class).first();

    // Check that all primitive types are imported correctly
    assertEquals("String", obj.getColumnString());
    assertEquals(1L, obj.getColumnLong());
    assertEquals(1.23F, obj.getColumnFloat(), 0F);
    assertEquals(1.23D, obj.getColumnDouble(), 0D);
    assertEquals(true, obj.isColumnBoolean());
    assertArrayEquals(new byte[] { 1, 2, 3 }, obj.getColumnBinary());
}

---

From source file:com.samknows.measurement.net.Connection.java

/** Get the HTTP digest authentication. Uses Base64 to encode credentials.
 * /*from w w  w .j a v  a2 s  .  co m*/
 * @return String
 */
public String getCredentials() {
    return new String(Base64.encode((mUsername + ":" + mPassword).getBytes(), Base64.DEFAULT));
}

---

From source file:libcore.tzdata.update_test_app.installupdatetestapp.MainActivity.java

private static String createSignature(File contentFile, String version, String requiredHash) throws Exception {
    byte[] contentBytes = readBytes(contentFile);
    Signature signer = Signature.getInstance("SHA512withRSA");
    signer.initSign(createKey());/*from w w w. j  a  v  a2  s.  co m*/
    signer.update(contentBytes);
    signer.update(version.trim().getBytes());
    signer.update(requiredHash.getBytes());
    return new String(Base64.encode(signer.sign(), Base64.DEFAULT));
}

---

From source file:com.kik.phonegap.plugin.messenger.KikMessengerPlugin.java

public String SerializeKikData(KikData data_in) {
    try {//w w  w  .j a v  a  2  s . c  o  m
        JSONObject wrapper = new JSONObject();
        JSONObject ret_object = new JSONObject();
        int result = 0;

        if ((data_in.getType() == KikData.TYPE_PICK)) {
            result = 2;
        } else if ((data_in.getType() == KikData.TYPE_VIEW)) {
            result = 1;
        } else {
            result = 0;
        }

        ret_object.put("type", result);
        ret_object.put("myName", data_in.getMyName());
        ret_object.put("senderName", data_in.getSenderName());
        ret_object.put("contentID", data_in.getConvoId());

        if (data_in.getType() == KikData.TYPE_VIEW) {
            JSONObject message_data = new JSONObject();
            KikMessage msg = data_in.getMessage();
            message_data.put("title", msg.getTitle());
            message_data.put("description", msg.getText());
            message_data.put("fileUrl", msg.getFileUrl());
            ret_object.put("message", message_data);

            // We are going to put the preview image 
            // as serialized data
            Drawable d = msg.getPreviewImage();
            Bitmap bitmap = ((BitmapDrawable) d).getBitmap();
            ByteArrayOutputStream stream = new ByteArrayOutputStream();
            bitmap.compress(Bitmap.CompressFormat.JPEG, 100, stream);
            byte[] bitmap_data = stream.toByteArray();
            message_data.put("preview", new String(Base64.encode(bitmap_data, 0)));

        }

        wrapper.put("message", ret_object);
        return wrapper.toString();
    } catch (JSONException e) {
        return "";
    }

}

---

From source file:com.owncloud.android.utils.EncryptionUtils.java

public static byte[] encodeStringToBase64Bytes(String string) {
    try {/*w w  w  . j a v a  2 s  . c o  m*/
        return Base64.encode(string.getBytes(), Base64.NO_WRAP);
    } catch (Exception e) {
        return new byte[0];
    }
}

---

From source file:com.playhaven.android.req.PlayHavenRequest.java

protected String createHmac(SharedPreferences pref, String content, boolean stripEquals)
        throws NoSuchAlgorithmException, UnsupportedEncodingException, InvalidKeyException {
    String secret = getString(pref, Secret);
    SecretKeySpec key = new SecretKeySpec(secret.getBytes(UTF8), HMAC);
    Mac hmac = Mac.getInstance(HMAC);
    hmac.init(key);/*from w  w w.j  a  v  a  2  s . co  m*/
    hmac.update(content.getBytes(UTF8));
    byte[] bytes = hmac.doFinal();
    String derived = new String(Base64.encode(bytes, Base64.URL_SAFE), UTF8).trim();
    if (stripEquals)
        derived = derived.replaceAll("=", "");

    return derived;
}

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