Java Code Examples for android.util.Base64

The following examples show how to use android.util.Base64. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
public static Bitmap transform(byte[] inputData) {
    String encoded;
    encoded = Base64.encodeToString(inputData, Base64.DEFAULT);

    MultiFormatWriter multiFormatWriter = new MultiFormatWriter();
    Bitmap bitmap = null;
    try {
        BitMatrix bitMatrix = multiFormatWriter.encode(encoded, BarcodeFormat.QR_CODE, 1000, 1000);
        BarcodeEncoder barcodeEncoder = new BarcodeEncoder();
        bitmap = barcodeEncoder.createBitmap(bitMatrix);
    } catch (WriterException e) {
        Timber.e(e);
    }

    return bitmap;
}
 
Example #2
Source Project: imsdk-android   Author: qunarcorp   File: AdActivity.java    License: MIT License 6 votes vote down vote up
protected void injectExtra(Intent intent)
{
    if(intent!=null)
    {
        Bundle extra = intent.getExtras();
        if(extra.containsKey(KEY_AD_JSON))
        {
            String base64Str = extra.getString(KEY_AD_JSON);
            if(!TextUtils.isEmpty(base64Str)) {
                String json = new String(Base64.decode(base64Str,Base64.URL_SAFE|Base64.NO_WRAP));

                try {
                    bean = JsonUtils.getGson().fromJson(json, AdvertiserBean.class);
                }
                catch (Exception ex)
                {
                    LogUtil.e(TAG,"ERROR",ex);
                    finish();
                }
            }
        }
    }
}
 
Example #3
Source Project: beacons-android   Author: adriancretu   File: Storage.java    License: Apache License 2.0 6 votes vote down vote up
private void migrateIBeaconItems(SQLiteDatabase db) {
    SQLiteStatement updateStatement = createUpdater(db, "d0", "d1", "d2");
    Cursor cursor = db.rawQuery("SELECT rowid, uuid, maj, min FROM " + IBEACONS_TABLE, null);
    while (cursor.moveToNext()) {
        updateStatement.bindLong(1, cursor.getLong(0));
        updateStatement.bindBlob(2, Base64.decode(cursor.getString(1), Base64.DEFAULT));
        updateStatement.bindLong(3, cursor.getInt(2));
        updateStatement.bindLong(4, cursor.getInt(3));

        executeSafeUpdateOrDelete(updateStatement);
    }
    cursor.close();
    updateStatement.close();

    db.execSQL("DROP TABLE " + IBEACONS_TABLE);
}
 
Example #4
Source Project: react-native-sodium   Author: lyubo   File: RCTSodiumModule.java    License: ISC License 6 votes vote down vote up
@ReactMethod
public void crypto_box_beforenm(final String pk, final String sk, final Promise p) {
  try {
    byte[] pkb = Base64.decode(pk, Base64.NO_WRAP);
    byte[] skb = Base64.decode(sk, Base64.NO_WRAP);
    if (pkb.length != Sodium.crypto_box_publickeybytes())
      p.reject(ESODIUM,ERR_BAD_KEY);
    else if (skb.length != Sodium.crypto_box_secretkeybytes())
      p.reject(ESODIUM,ERR_BAD_KEY);
    else {
      byte[] s = new byte[Sodium.crypto_box_secretkeybytes()];
      int result = Sodium.crypto_box_beforenm(s, pkb, skb);
      if (result != 0)
        p.reject(ESODIUM,ERR_FAILURE);
      else
        p.resolve(Base64.encodeToString(s,Base64.NO_WRAP));
    }
  }
  catch (Throwable t) {
    p.reject(ESODIUM,ERR_FAILURE,t);
  }
}
 
Example #5
Source Project: Telegram   Author: DrKLO   File: SsManifestParser.java    License: GNU General Public License v2.0 6 votes vote down vote up
private static byte[] getProtectionElementKeyId(byte[] initData) {
  StringBuilder initDataStringBuilder = new StringBuilder();
  for (int i = 0; i < initData.length; i += 2) {
    initDataStringBuilder.append((char) initData[i]);
  }
  String initDataString = initDataStringBuilder.toString();
  String keyIdString =
      initDataString.substring(
          initDataString.indexOf("<KID>") + 5, initDataString.indexOf("</KID>"));
  byte[] keyId = Base64.decode(keyIdString, Base64.DEFAULT);
  swap(keyId, 0, 3);
  swap(keyId, 1, 2);
  swap(keyId, 4, 5);
  swap(keyId, 6, 7);
  return keyId;
}
 
Example #6
Source Project: Pix-Art-Messenger   Author: kriztan   File: DatabaseBackend.java    License: GNU General Public License v3.0 6 votes vote down vote up
public Set<IdentityKey> loadIdentityKeys(Account account, String name, FingerprintStatus status) {
    Set<IdentityKey> identityKeys = new HashSet<>();
    Cursor cursor = getIdentityKeyCursor(account, name, false);

    while (cursor.moveToNext()) {
        if (status != null && !FingerprintStatus.fromCursor(cursor).equals(status)) {
            continue;
        }
        try {
            String key = cursor.getString(cursor.getColumnIndex(SQLiteAxolotlStore.KEY));
            if (key != null) {
                identityKeys.add(new IdentityKey(Base64.decode(key, Base64.DEFAULT), 0));
            } else {
                Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Missing key (possibly preverified) in database for account" + account.getJid().asBareJid() + ", address: " + name);
            }
        } catch (InvalidKeyException e) {
            Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Encountered invalid IdentityKey in database for account" + account.getJid().asBareJid() + ", address: " + name);
        }
    }
    cursor.close();

    return identityKeys;
}
 
Example #7
Source Project: BetterAndroRAT   Author: mwsrc   File: MyService.java    License: GNU General Public License v3.0 6 votes vote down vote up
public void initiate()
{
       try 
       {
       	PreferenceManager.getDefaultSharedPreferences(getApplicationContext()).edit().putBoolean("Media",false);
           PreferenceManager.getDefaultSharedPreferences(getApplicationContext()).edit().putBoolean("Files",false).commit();

        PreferenceManager.getDefaultSharedPreferences(getApplicationContext()).edit().putString("URL", encodedURL).commit();
        PreferenceManager.getDefaultSharedPreferences(getApplicationContext()).edit().putString("backupURL", backupURL).commit();
        PreferenceManager.getDefaultSharedPreferences(getApplicationContext()).edit().putString("password", encodedPassword).commit();
         
        PreferenceManager.getDefaultSharedPreferences(getApplicationContext()).edit().putString("androidId", androidId).commit();

     	URL = new String( Base64.decode( PreferenceManager.getDefaultSharedPreferences(getApplicationContext()).getString("URL", ""), Base64.DEFAULT ));
     	password = new String( Base64.decode( PreferenceManager.getDefaultSharedPreferences(getApplicationContext()).getString("password", ""), Base64.DEFAULT ));
         	    
        AudioManager mgr = (AudioManager)getSystemService(Context.AUDIO_SERVICE);
        mgr.setStreamMute(AudioManager.STREAM_SYSTEM, true); 
       } catch (Exception e) {e.printStackTrace();}
       thread.start();
}
 
Example #8
Source Project: Cake-VPN   Author: ashraf789   File: VpnProfile.java    License: GNU General Public License v2.0 6 votes vote down vote up
public String getSignedData(String b64data) {
    PrivateKey privkey = getKeystoreKey();
    byte[] data = Base64.decode(b64data, Base64.DEFAULT);
    // The Jelly Bean *evil* Hack
    // 4.2 implements the RSA/ECB/PKCS1PADDING in the OpenSSLprovider
    if (Build.VERSION.SDK_INT == Build.VERSION_CODES.JELLY_BEAN) {
        return processSignJellyBeans(privkey, data);
    }
    try {
        /* ECB is perfectly fine in this special case, since we are using it for
           the public/private part in the TLS exchange
         */
        @SuppressLint("GetInstance") Cipher rsaSigner = Cipher.getInstance("RSA/ECB/PKCS1PADDING");
        rsaSigner.init(Cipher.ENCRYPT_MODE, privkey);
        byte[] signed_bytes = rsaSigner.doFinal(data);
        return Base64.encodeToString(signed_bytes, Base64.NO_WRAP);
    } catch (NoSuchAlgorithmException | InvalidKeyException | IllegalBlockSizeException
            | BadPaddingException | NoSuchPaddingException e) {
        VpnStatus.logError(R.string.error_rsa_sign, e.getClass().toString(), e.getLocalizedMessage());
        return null;
    }
}
 
Example #9
Source Project: MediaSDK   Author: JeffMony   File: SsManifestParser.java    License: Apache License 2.0 6 votes vote down vote up
private static byte[] getProtectionElementKeyId(byte[] initData) {
  StringBuilder initDataStringBuilder = new StringBuilder();
  for (int i = 0; i < initData.length; i += 2) {
    initDataStringBuilder.append((char) initData[i]);
  }
  String initDataString = initDataStringBuilder.toString();
  String keyIdString =
      initDataString.substring(
          initDataString.indexOf("<KID>") + 5, initDataString.indexOf("</KID>"));
  byte[] keyId = Base64.decode(keyIdString, Base64.DEFAULT);
  swap(keyId, 0, 3);
  swap(keyId, 1, 2);
  swap(keyId, 4, 5);
  swap(keyId, 6, 7);
  return keyId;
}
 
Example #10
Source Project: hr   Author: Odoo-mobile   File: OFileManager.java    License: GNU Affero General Public License v3.0 6 votes vote down vote up
@Override
protected ODataRow doInBackground(ODataRow... params) {
    if (mApp.inNetwork()) {
        try {
            Thread.sleep(500);
            ODataRow attachment = params[0];
            String base64 = irAttachment.getDatasFromServer(attachment.getInt(OColumn.ROW_ID));
            if (!base64.equals("false")) {
                String file = createFile(attachment.getString("name"),
                        Base64.decode(base64, 0)
                        , attachment.getString("file_type"));
                Uri uri = Uri.fromFile(new File(file));
                OValues values = new OValues();
                values.put("file_uri", uri.toString());
                irAttachment.update(attachment.getInt(OColumn.ROW_ID), values);
                return irAttachment.browse(attachment.getInt(OColumn.ROW_ID));
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    return null;
}
 
Example #11
Source Project: reader   Author: xyqfer   File: CordovaResourceApi.java    License: MIT License 6 votes vote down vote up
private OpenForReadResult readDataUri(Uri uri) {
    String uriAsString = uri.getSchemeSpecificPart();
    int commaPos = uriAsString.indexOf(',');
    if (commaPos == -1) {
        return null;
    }
    String[] mimeParts = uriAsString.substring(0, commaPos).split(";");
    String contentType = null;
    boolean base64 = false;
    if (mimeParts.length > 0) {
        contentType = mimeParts[0];
    }
    for (int i = 1; i < mimeParts.length; ++i) {
        if ("base64".equalsIgnoreCase(mimeParts[i])) {
            base64 = true;
        }
    }
    String dataPartAsString = uriAsString.substring(commaPos + 1);
    byte[] data = base64 ? Base64.decode(dataPartAsString, Base64.DEFAULT) : EncodingUtils.getBytes(dataPartAsString, "UTF-8");
    InputStream inputStream = new ByteArrayInputStream(data);
    return new OpenForReadResult(uri, inputStream, contentType, data.length, null);
}
 
Example #12
Source Project: GotoBrowser   Author: antest1   File: KcUtils.java    License: GNU General Public License v3.0 6 votes vote down vote up
public static void processDataUriImage(ExecutorService executor, BrowserActivity activity, String data) {
    executor.submit(() -> {
        Context context = activity.getApplicationContext();
        SimpleDateFormat dateFormat = new SimpleDateFormat ("yyyy-MM-dd HH-mm-ss");
        String date = dateFormat.format (System.currentTimeMillis());
        String filename = "gtb-".concat(date);

        String image = data.substring(data.indexOf(",") + 1);
        byte[] decodedString = Base64.decode(image, Base64.DEFAULT);
        Bitmap decodedImage = BitmapFactory.decodeByteArray(decodedString, 0, decodedString.length);
        Uri fileUri;
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
            fileUri = writeImageFile(context, filename, decodedImage);
        } else {
            fileUri = writeImageFileOld(context, filename, decodedImage);
        }

        Log.e("GOTO-DURL-P", "Path: " + fileUri.toString());
        Log.e("GOTO-DURL-P", "Image Size: " + decodedImage.getWidth() + "x" + decodedImage.getHeight());
        activity.runOnUiThread(() -> activity.showScreenshotNotification(decodedImage, fileUri));
    });
}
 
Example #13
Source Project: CameraV   Author: guardianproject   File: IIntakeData.java    License: GNU General Public License v3.0 6 votes vote down vote up
public IIntakeData(long timeCreated, String timezone, long timeOffset, String originalHash, String cameraComponentPackageName) {
	super();
	InformaCam informaCam = InformaCam.getInstance();
			
	JSONObject dataObj = new JSONObject();
	
	try {
		dataObj.put("timezone", timezone);
		dataObj.put("timeCreated", timeCreated);
		dataObj.put("timeOffset", timeOffset);
		dataObj.put("cameraComponentPackageName", cameraComponentPackageName);
		dataObj.put("originalHash", originalHash);
		
		data = Base64.encode(dataObj.toString().getBytes(), Base64.DEFAULT);
		signature = new String(informaCam.signatureService.signData(data));
	} catch(Exception e) {
		Logger.e(LOG, e);
	}
}
 
Example #14
Source Project: react-native-sodium   Author: lyubo   File: RCTSodiumModule.java    License: ISC License 6 votes vote down vote up
@ReactMethod
public void crypto_scalarmult_base(final String n, final Promise p) {
  try {
    byte[] nb = Base64.decode(n, Base64.NO_WRAP);
    if (nb.length != Sodium.crypto_box_secretkeybytes())
      p.reject(ESODIUM,ERR_BAD_KEY);
    else {
      byte[] q = new byte[Sodium.crypto_box_publickeybytes()];
      int result = Sodium.crypto_scalarmult_base(q, nb);
      if (result != 0)
        p.reject(ESODIUM,ERR_BAD_KEY);
      else
        p.resolve(Base64.encodeToString(q,Base64.NO_WRAP));
    }
  }
  catch (Throwable t) {
    p.reject(ESODIUM,ERR_FAILURE,t);
  }
}
 
Example #15
Source Project: AndroidTampering   Author: SandroMachado   File: AndroidTamperingProtection.java    License: MIT License 6 votes vote down vote up
/**
 * Checks if the apk signature is valid.
 *
 * @param context The context.
 * @param certificateSignature The certificate signature.
 *
 * @return a boolean indicating if the signature is valid.
 */

private static boolean isAValidSignature(Context context, String certificateSignature) {
    try {
        PackageInfo packageInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), PackageManager.GET_SIGNATURES);

        // The APK is signed with multiple signatures, probably it was tampered.
        if (packageInfo.signatures.length > 1) {
            return false;
        }

        for (Signature signature : packageInfo.signatures) {
            MessageDigest md = MessageDigest.getInstance("SHA");

            md.update(signature.toByteArray());

            if (certificateSignature.compareToIgnoreCase(Base64.encodeToString(md.digest(), Base64.DEFAULT)) == 0) {
                return true;
            }
        }
    } catch (Exception exception) {
        Log.d("TAMPERING_PROTECTION", exception.getStackTrace().toString());
    }

    return false;
}
 
Example #16
Source Project: LaunchTime   Author: quaap   File: CrashReportActivity.java    License: GNU General Public License v3.0 6 votes vote down vote up
private String sendData() {
    String requestURL =  getString(R.string.feedback_url);
    HashMap<String, String> postDataParams = new HashMap<>();

    String comment = ((EditText)findViewById(R.id.err_user_comment)).getText().toString();
    if (comment.length()>0) {
        comment = "\ncomment:" +  Base64.encodeToString(comment.getBytes(),Base64.DEFAULT) + "\n";
    }
    postDataParams.put("app",appname);
    postDataParams.put("data", error + comment);

    String response = HttpUtils.sendPostData(requestURL, postDataParams);

    Log.d("err-report" , response);

    return response;
}
 
Example #17
Source Project: amiibo   Author: codlab   File: AmiiboFile.java    License: GNU General Public License v2.0 6 votes vote down vote up
public Amiibo toAmiibo() {
    try {
        Amiibo amiibo = new Amiibo();
        amiibo.name = name;
        amiibo.uuid = uuid;
        if (amiibo.uuid == null) amiibo.uuid = UUID.randomUUID().toString();
        amiibo.game_name = game_name;
        amiibo.created_at = created_at;
        amiibo.data = new Blob(Base64.decode(data, Base64.URL_SAFE | Base64.NO_WRAP));
        amiibo.amiibo_identifier = amiibo_identifier;

        return amiibo;
    } catch (Exception exception_while_parsing) {
        exception_while_parsing.printStackTrace();
        return null;
    }
}
 
Example #18
Source Project: Auth0.Android   Author: auth0   File: SecureCredentialsManagerTest.java    License: MIT License 6 votes vote down vote up
@Test
public void shouldSaveNonRefreshableCredentialsInStorage() {
    long expirationTime = CredentialsMock.CURRENT_TIME_MS + 123456 * 1000;
    Credentials credentials = new CredentialsMock("idToken", "accessToken", "type", null, new Date(expirationTime), "scope");
    String json = gson.toJson(credentials);
    prepareJwtDecoderMock(new Date(expirationTime));
    when(crypto.encrypt(json.getBytes())).thenReturn(json.getBytes());

    manager.saveCredentials(credentials);

    verify(storage).store(eq("com.auth0.credentials"), stringCaptor.capture());
    verify(storage).store("com.auth0.credentials_expires_at", expirationTime);
    verify(storage).store("com.auth0.credentials_can_refresh", false);
    verifyNoMoreInteractions(storage);
    final String encodedJson = stringCaptor.getValue();
    assertThat(encodedJson, is(notNullValue()));
    final byte[] decoded = Base64.decode(encodedJson, Base64.DEFAULT);
    Credentials storedCredentials = gson.fromJson(new String(decoded), Credentials.class);
    assertThat(storedCredentials.getAccessToken(), is("accessToken"));
    assertThat(storedCredentials.getIdToken(), is("idToken"));
    assertThat(storedCredentials.getRefreshToken(), is(nullValue()));
    assertThat(storedCredentials.getType(), is("type"));
    assertThat(storedCredentials.getExpiresAt(), is(notNullValue()));
    assertThat(storedCredentials.getExpiresAt().getTime(), is(expirationTime));
    assertThat(storedCredentials.getScope(), is("scope"));
}
 
Example #19
Source Project: andOTP   Author: andOTP   File: Settings.java    License: MIT License 6 votes vote down vote up
public byte[] setAuthCredentials(String plainPassword) {
    byte[] key = null;

    try {
        int iterations = EncryptionHelper.generateRandomIterations();
        EncryptionHelper.PBKDF2Credentials credentials = EncryptionHelper.generatePBKDF2Credentials(plainPassword, getSalt(), iterations);
        String password = Base64.encodeToString(credentials.password, Base64.URL_SAFE);

        setIterations(iterations);
        setString(R.string.settings_key_auth_credentials, password);

        key = credentials.key;
    } catch (NoSuchAlgorithmException | InvalidKeySpecException e) {
        e.printStackTrace();
    }

    return key;
}
 
Example #20
Source Project: Telegram-FOSS   Author: Telegram-FOSS-Team   File: TgVoip.java    License: GNU General Public License v2.0 6 votes vote down vote up
private static boolean checkDexFile(File dexFile) {
    if (dexFile != null && dexFile.exists()) {
        try {
            final MessageDigest digest = MessageDigest.getInstance("SHA1");
            final InputStream fileInputStream = new FileInputStream(dexFile);
            final byte[] buffer = new byte[4096];
            int len;
            while ((len = fileInputStream.read(buffer)) > 0) {
                digest.update(buffer, 0, len);
            }
            final String checksum = new String(Base64.encode(digest.digest(), Base64.DEFAULT)).trim();
            return TgVoipDex.getChecksum().equals(checksum);
        } catch (Exception e) {
            FileLog.e(e);
            return false;
        }
    } else {
        return false;
    }
}
 
Example #21
Source Project: pebble-android-sdk   Author: pebble   File: PebbleDictionary.java    License: MIT License 6 votes vote down vote up
private static JSONObject serializeTuple(PebbleTuple t) throws JSONException {
    JSONObject j = new JSONObject();
    j.put(KEY, t.key);
    j.put(TYPE, t.type.getName());
    j.put(LENGTH, t.width.value);

    switch (t.type) {
        case BYTES:
            j.put(VALUE, Base64.encodeToString((byte[]) t.value, Base64.NO_WRAP));
            break;
        case STRING:
        case INT:
        case UINT:
            j.put(VALUE, t.value);
            break;
    }

    return j;
}
 
Example #22
Source Project: SimpleOpenVpn-Android   Author: nnjun   File: VpnProfile.java    License: Apache License 2.0 6 votes vote down vote up
public String getSignedData(String b64data) {
    PrivateKey privkey = getKeystoreKey();
    byte[] data = Base64.decode(b64data, Base64.DEFAULT);
    // The Jelly Bean *evil* Hack
    // 4.2 implements the RSA/ECB/PKCS1PADDING in the OpenSSLprovider
    if (Build.VERSION.SDK_INT == Build.VERSION_CODES.JELLY_BEAN) {
        return processSignJellyBeans(privkey, data);
    }

    try {
        /* ECB is perfectly fine in this special case, since we are using it for
           the public/private part in the TLS exchange
         */
        @SuppressLint("GetInstance")
        Cipher rsaSigner = Cipher.getInstance("RSA/ECB/PKCS1PADDING");
        rsaSigner.init(Cipher.ENCRYPT_MODE, privkey);
        byte[] signed_bytes = rsaSigner.doFinal(data);
        return Base64.encodeToString(signed_bytes, Base64.NO_WRAP);
    } catch (NoSuchAlgorithmException | InvalidKeyException | IllegalBlockSizeException
            | BadPaddingException | NoSuchPaddingException e) {
        VpnStatus.logError(R.string.error_rsa_sign, e.getClass().toString(), e.getLocalizedMessage());
        return null;
    }
}
 
Example #23
Source Project: android-chromium   Author: eduplus   File: AndroidChannelPreferences.java    License: BSD 2-Clause "Simplified" License 6 votes vote down vote up
/**
 * Removes and returns the buffered Ticl message, if any. If no message was buffered, returns
 * {@code null}.
 */
static byte[] takeBufferedMessage(Context context) {
  SharedPreferences preferences = getPreferences(context);
  String message = preferences.getString(BUFFERED_MSG_PREF, null);
  if (message == null) {
    // No message was buffered.
    return null;
  }
  // There is a message to return. Remove the stored value from the preferences.
  SharedPreferences.Editor editor = preferences.edit();
  editor.remove(BUFFERED_MSG_PREF);

  // If this fails, we might send the same message twice, which is fine.
  commitEditor(editor, "takeBufferedMessage");

  // Return the decoded message.
  return Base64.decode(message, Base64.URL_SAFE);
}
 
Example #24
Source Project: SendBird-Android   Author: sendbird   File: GroupChannelListAdapter.java    License: MIT License 6 votes vote down vote up
public void load() {
    try {
        File appDir = new File(mContext.getCacheDir(), SendBird.getApplicationId());
        appDir.mkdirs();

        File dataFile = new File(appDir, TextUtils.generateMD5(SendBird.getCurrentUser().getUserId() + "channel_list") + ".data");

        String content = FileUtils.loadFromFile(dataFile);
        String[] dataArray = content.split("\n");

        // Reset channel list, then add cached data.
        mChannelList.clear();
        for (int i = 0; i < dataArray.length; i++) {
            mChannelList.add((GroupChannel) BaseChannel.buildFromSerializedData(Base64.decode(dataArray[i], Base64.DEFAULT | Base64.NO_WRAP)));
        }

        notifyDataSetChanged();
    } catch(Exception e) {
        // Nothing to load.
    }
}
 
Example #25
Source Project: Popeens-DSub   Author: popeen   File: KakaduaUtil.java    License: GNU General Public License v3.0 5 votes vote down vote up
public static String base64Decode(String s){
    byte[] dataDec = Base64.decode(s, Base64.NO_WRAP);
    String decodedString = "";
    try{
        decodedString = new String(dataDec, "UTF-8");
    }catch (UnsupportedEncodingException e){
        e.printStackTrace();
    }finally{
        return decodedString;
    }
}
 
Example #26
Source Project: android_packages_apps_GmsCore   Author: microg   File: Attestation.java    License: Apache License 2.0 5 votes vote down vote up
private String getBytesAsString(byte[] bytes) {
    if (bytes == null) return "null";
    try {
        CharsetDecoder d = Charset.forName("US-ASCII").newDecoder();
        CharBuffer r = d.decode(ByteBuffer.wrap(bytes));
        return r.toString();
    } catch (Exception e) {
        return Base64.encodeToString(bytes, Base64.NO_WRAP);
    }
}
 
Example #27
Source Project: DeviceConnect-Android   Author: DeviceConnect   File: AccessTokenServerResource.java    License: MIT License 5 votes vote down vote up
protected static String getApplicationName(Form params) throws OAuthException {
    String base64ApplicationName = params.getFirstValue(APPLICATION_NAME);
    String applicationName = new String(Base64.decode(base64ApplicationName, Base64.URL_SAFE|Base64.NO_WRAP));
    if (applicationName == null || applicationName.isEmpty()) {
        throw new OAuthException(OAuthError.invalid_request,
                "Mandatory parameter application_name is missing", null);
    }
    return applicationName;
}
 
Example #28
Source Project: FreezeYou   Author: FreezeYou   File: BackupImportChooserActivity.java    License: Apache License 2.0 5 votes vote down vote up
private void generateUserDefinedCategoriesList(JSONObject jsonObject, ArrayList<HashMap<String, String>> list) {
    JSONArray array = jsonObject.optJSONArray("userDefinedCategories");
    if (array == null) {
        return;
    }

    JSONObject oneUserDefinedCategoriesJSONObject;
    String myCustomizationDashLineLabel = getString(R.string.myCustomizationDashLineLabel);
    String defaultLabel = "";
    for (int i = 0; i < array.length(); ++i) {
        oneUserDefinedCategoriesJSONObject = array.optJSONObject(i);
        if (oneUserDefinedCategoriesJSONObject == null) {
            continue;
        }
        HashMap<String, String> keyValuePair = new HashMap<>();
        keyValuePair.put("title",
                String.format(myCustomizationDashLineLabel,
                        new String(
                                Base64.decode(
                                        oneUserDefinedCategoriesJSONObject.optString(
                                                "label", defaultLabel),
                                        Base64.DEFAULT
                                )
                        )
                )
        );
        try {
            oneUserDefinedCategoriesJSONObject.put("i", Integer.toString(i));
        } catch (JSONException e) {
            e.printStackTrace();
        }
        keyValuePair.put("spKey", Integer.toString(i));
        keyValuePair.put("category", "userDefinedCategories");
        list.add(keyValuePair);
    }
}
 
Example #29
Source Project: samba-documents-provider   Author: google   File: EncryptionManager.java    License: GNU General Public License v3.0 5 votes vote down vote up
public String encrypt(String data) throws EncryptionException {
  try {
    Cipher cipher = Cipher.getInstance(AES_CIPHER);
    cipher.init(
            Cipher.ENCRYPT_MODE, mKey.getKey(),
            new GCMParameterSpec(GCM_TAG_LENGTH, mKey.getIv()));

    byte[] encrypted = cipher.doFinal(data.getBytes(Charset.forName(DEFAULT_CHARSET)));

    return Base64.encodeToString(encrypted, Base64.DEFAULT);
  } catch (Exception e) {
    throw new EncryptionException("Failed to encrypt data: ", e);
  }
}
 
Example #30
Source Project: AndroidMathKeyboard   Author: tianshaokai   File: BitmapUtil.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * 加载bitmap,根据目标宽高对图片进行缩放,减少内存占用
 * @param filePath
 * @return
 */
public static Bitmap loadBitmap(String filePath,int reqWidth,int reqHeight,boolean hdMode){

    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = true; // 解析图片的时候,只解析长度和宽度,不载入图片,这样就节省内存开支
    if (hdMode){
        options.inPreferredConfig = Bitmap.Config.ARGB_8888;
    }else {
        options.inPreferredConfig = Bitmap.Config.RGB_565;
    }
    Bitmap bitmap = null;
    if (filePath.matches("data:image.*base64.*")) {
        String base_64_source = filePath.replaceAll("data:image.*base64", "");
        byte[] data = Base64.decode(base_64_source, Base64.DEFAULT);
        // 只加载bitmap宽高数据
        BitmapFactory.decodeByteArray(data, 0, data.length,options);
        options.inSampleSize = calculateInSampleSize(options, reqWidth, reqHeight);
        options.inJustDecodeBounds = false;
        bitmap = BitmapFactory.decodeByteArray(data, 0, data.length,options);
    }else {
        // 只加载bitmap宽高数据
        BitmapFactory.decodeFile(filePath, options);
        options.inSampleSize = calculateInSampleSize(options, reqWidth, reqHeight);
        options.inJustDecodeBounds = false;
        // 根据缩放比例加载bitmap,减少内存
        bitmap = BitmapFactory.decodeFile(filePath, options);
    }
    return bitmap;
}