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Java BackupDataOutput类代码示例

本文整理汇总了Java中android.app.backup.BackupDataOutput的典型用法代码示例。如果您正苦于以下问题:Java BackupDataOutput类的具体用法?Java BackupDataOutput怎么用?Java BackupDataOutput使用的例子?那么, 这里精选的类代码示例或许可以为您提供帮助。


BackupDataOutput类属于android.app.backup包,在下文中一共展示了BackupDataOutput类的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: backupScreens

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
/**
 * Write all modified screens to the data stream.
 *
 * @param data output stream for key/value pairs
 * @throws IOException
 */
private void backupScreens(BackupDataOutput data) throws IOException {
    // persist things that have changed since the last backup
    ContentResolver cr = mContext.getContentResolver();
    Cursor cursor = cr.query(WorkspaceScreens.CONTENT_URI, SCREEN_PROJECTION,
            null, null, null);
    try {
        cursor.moveToPosition(-1);
        if (DEBUG) Log.d(TAG, "dumping screens after: " + mLastBackupRestoreTime);
        while(cursor.moveToNext()) {
            final long id = cursor.getLong(ID_INDEX);
            final long updateTime = cursor.getLong(ID_MODIFIED);
            Key key = getKey(Key.SCREEN, id);
            mKeys.add(key);
            final String backupKey = keyToBackupKey(key);
            if (!mExistingKeys.contains(backupKey) || updateTime >= mLastBackupRestoreTime) {
                writeRowToBackup(key, packScreen(cursor), data);
            } else {
                if (VERBOSE) Log.v(TAG, "screen already backup up " + id);
            }
        }
    } finally {
        cursor.close();
    }
}
 
开发者ID:Mr-lin930819,项目名称:SimplOS,代码行数:31,代码来源:LauncherBackupHelper.java

示例2: onBackup

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
public void onBackup(ParcelFileDescriptor paramParcelFileDescriptor1, BackupDataOutput paramBackupDataOutput, ParcelFileDescriptor paramParcelFileDescriptor2)
  throws IOException
{
  ByteArrayOutputStream localByteArrayOutputStream = new ByteArrayOutputStream();
  DataOutputStream localDataOutputStream = new DataOutputStream(localByteArrayOutputStream);
  long l = ((Long)DfeApiConfig.androidId.get()).longValue();
  Object[] arrayOfObject = new Object[1];
  arrayOfObject[0] = FinskyLog.scrubPii(Long.toHexString(l));
  FinskyLog.d("Backing up aid: %s", arrayOfObject);
  localDataOutputStream.writeLong(l);
  flushBufferData(paramBackupDataOutput, localByteArrayOutputStream, "vending");
  writeData(paramBackupDataOutput, localByteArrayOutputStream, localDataOutputStream, "auto_update_enabled", ((Boolean)FinskyPreferences.autoUpdateEnabled.get()).booleanValue());
  writeData(paramBackupDataOutput, localByteArrayOutputStream, localDataOutputStream, "update_over_wifi_only", ((Boolean)FinskyPreferences.autoUpdateWifiOnly.get()).booleanValue());
  writeData(paramBackupDataOutput, localByteArrayOutputStream, localDataOutputStream, "auto_add_shortcuts", ((Boolean)VendingPreferences.AUTO_ADD_SHORTCUTS.get()).booleanValue());
  writeData(paramBackupDataOutput, localByteArrayOutputStream, localDataOutputStream, "notify_updates", ((Boolean)VendingPreferences.NOTIFY_UPDATES.get()).booleanValue());
  writeData(paramBackupDataOutput, localByteArrayOutputStream, localDataOutputStream, "notify_updates_completion", ((Boolean)VendingPreferences.NOTIFY_UPDATES_COMPLETION.get()).booleanValue());
  localDataOutputStream.writeInt(((Integer)FinskyPreferences.contentFilterLevel.get()).intValue());
  flushBufferData(paramBackupDataOutput, localByteArrayOutputStream, "content-filter-level");
  VendingPreferences.BACKED_UP.put(Boolean.valueOf(true));
}
 
开发者ID:ChiangC,项目名称:FMTech,代码行数:21,代码来源:VendingBackupAgent.java

示例3: writeRowToBackup

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
private void writeRowToBackup(Key key, byte[] blob, Journal out,
        BackupDataOutput data) throws IOException {
    String backupKey = keyToBackupKey(key);
    data.writeEntityHeader(backupKey, blob.length);
    data.writeEntityData(blob, blob.length);
    out.rows++;
    out.bytes += blob.length;
    if (VERBOSE) Log.v(TAG, "saving " + geKeyType(key) + " " + backupKey + ": " +
            getKeyName(key) + "/" + blob.length);
    if(DEBUG_PAYLOAD) {
        String encoded = Base64.encodeToString(blob, 0, blob.length, Base64.NO_WRAP);
        final int chunkSize = 1024;
        for (int offset = 0; offset < encoded.length(); offset += chunkSize) {
            int end = offset + chunkSize;
            end = Math.min(end, encoded.length());
            Log.w(TAG, "wrote " + encoded.substring(offset, end));
        }
    }
}
 
开发者ID:Phonemetra,项目名称:TurboLauncher,代码行数:20,代码来源:LauncherBackupHelper.java

示例4: backupFavorites

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
/**
 * Write all modified favorites to the data stream.
 *
 * @param data output stream for key/value pairs
 * @throws IOException
 */
private void backupFavorites(BackupDataOutput data) throws IOException {
    // persist things that have changed since the last backup
    ContentResolver cr = mContext.getContentResolver();
    // Don't backup apps in other profiles for now.
    Cursor cursor = cr.query(Favorites.CONTENT_URI, FAVORITE_PROJECTION,
            getUserSelectionArg(), null, null);
    try {
        cursor.moveToPosition(-1);
        while(cursor.moveToNext()) {
            final long id = cursor.getLong(ID_INDEX);
            final long updateTime = cursor.getLong(ID_MODIFIED);
            Key key = getKey(Key.FAVORITE, id);
            mKeys.add(key);
            final String backupKey = keyToBackupKey(key);
            if (!mExistingKeys.contains(backupKey) || updateTime >= mLastBackupRestoreTime) {
                writeRowToBackup(key, packFavorite(cursor), data);
            } else {
                if (DEBUG) Log.d(TAG, "favorite already backup up: " + id);
            }
        }
    } finally {
        cursor.close();
    }
}
 
开发者ID:AndroidDeveloperLB,项目名称:LB-Launcher,代码行数:31,代码来源:LauncherBackupHelper.java

示例5: onCreate

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
@Override
public void onCreate() {
	// The name of the SharedPreferences file
	final String prefs = getPackageName() + "_preferences"; // getPackageName() cannot be used in final
	SharedPreferencesBackupHelper prefsHelper = new SharedPreferencesBackupHelper(this, prefs) {
		@Override
		public void performBackup(ParcelFileDescriptor oldState, BackupDataOutput data,
			ParcelFileDescriptor newState) {
			if (new WorkTimeTrackerBackupManager(WorkTimeTrackerBackupAgentHelper.this).isEnabled()) {
				super.performBackup(oldState, data, newState);
			}
		}
	};
	addHelper(PREFS_BACKUP_KEY, prefsHelper);

	DbBackupHelper dbHelper = new DbBackupHelper(this);
	addHelper(DB_BACKUP_KEY, dbHelper);
}
 
开发者ID:mathisdt,项目名称:trackworktime,代码行数:19,代码来源:WorkTimeTrackerBackupAgentHelper.java

示例6: backupCursor

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
private void backupCursor(BackupDataOutput data,
        ContentResolver contentResolver, Cursor cursor) {
    StringBuilder backedUp = new StringBuilder();
    int idColumn = cursor.getColumnIndex(ID_COLUMN);
    while (cursor.moveToNext()) {
        int id = cursor.getInt(idColumn);
        byte[] serialized = mAdaptor.Serialize(cursor);
        try {
            data.writeEntityHeader("row_" + id, serialized.length);
            data.writeEntityData(serialized, serialized.length);
            if (backedUp.length() != 0) backedUp.append(',');
            backedUp.append(id);
        } catch (IOException e) {
            Log.e("AltidroidBackup", "cannot backup: " + id);
            e.printStackTrace();
        }
    }

    // Mark all entries that were just backed up as such
    if (backedUp.length() > 0) {
        ContentValues values = new ContentValues();
        values.put("backed_up", true);
        contentResolver.update(mUri, values, "_id IN (" + backedUp.toString() + ")", null);
    }
}
 
开发者ID:aulanov,项目名称:altidroid,代码行数:26,代码来源:DatabaseBackupHelper.java

示例7: writeData

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
private void writeData(BackupDataOutput data, String value) throws IOException {
    // Create buffer stream and data output stream for our data
    ByteArrayOutputStream bufStream = new ByteArrayOutputStream();
    DataOutputStream outWriter = new DataOutputStream(bufStream);
    // Write structured data
    outWriter.writeUTF(value);
    // Send the data to the Backup Manager via the BackupDataOutput
    byte[] buffer = bufStream.toByteArray();
    int len = buffer.length;
    data.writeEntityHeader(ACCOUNTS_BACKUP_KEY, len);
    data.writeEntityData(buffer, len);
}
 
开发者ID:treasure-lau,项目名称:CSipSimple,代码行数:13,代码来源:SipProfilesHelper.java

示例8: writeData

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
private void writeData(BackupDataOutput data, String value) throws IOException {
    // Create buffer stream and data output stream for our data
    ByteArrayOutputStream bufStream = new ByteArrayOutputStream();
    DataOutputStream outWriter = new DataOutputStream(bufStream);
    // Write structured data
    outWriter.writeUTF(value);
    // Send the data to the Backup Manager via the BackupDataOutput
    byte[] buffer = bufStream.toByteArray();
    int len = buffer.length;
    data.writeEntityHeader(SETTINGS_BACKUP_KEY, len);
    data.writeEntityData(buffer, len);
}
 
开发者ID:treasure-lau,项目名称:CSipSimple,代码行数:13,代码来源:SipSharedPreferencesHelper.java

示例9: transferIncrementalRestoreData

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
private int transferIncrementalRestoreData(String packageName, ParcelFileDescriptor outputFileDescriptor)
        throws IOException, InvalidAlgorithmParameterException, InvalidKeyException {

    ParcelFileDescriptor inputFileDescriptor = buildInputFileDescriptor();
    ZipInputStream inputStream = buildInputStream(inputFileDescriptor);
    BackupDataOutput backupDataOutput = new BackupDataOutput(outputFileDescriptor.getFileDescriptor());

    Optional<ZipEntry> zipEntryOptional = seekToEntry(inputStream,
            configuration.getIncrementalBackupDirectory() + packageName);
    while (zipEntryOptional.isPresent()) {
        String fileName = new File(zipEntryOptional.get().getName()).getName();
        String blobKey = new String(Base64.decode(fileName, Base64.DEFAULT));

        byte[] backupData = Streams.readFullyNoClose(inputStream);
        backupDataOutput.writeEntityHeader(blobKey, backupData.length);
        backupDataOutput.writeEntityData(backupData, backupData.length);
        inputStream.closeEntry();

        zipEntryOptional = seekToEntry(inputStream, configuration.getIncrementalBackupDirectory() + packageName);
    }

    IoUtils.closeQuietly(inputFileDescriptor);
    IoUtils.closeQuietly(outputFileDescriptor);
    return TRANSPORT_OK;
}
 
开发者ID:stevesoltys,项目名称:backup,代码行数:26,代码来源:ContentProviderRestoreComponent.java

示例10: onBackup

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
/**
 * We want to ensure that the UI is not trying to rewrite the data file
 * while we're reading it for backup, so we override this method to
 * supply the necessary locking.
 */
@Override
public void onBackup(ParcelFileDescriptor oldState, BackupDataOutput data,
         ParcelFileDescriptor newState) throws IOException {
    // Hold the lock while the FileBackupHelper performs the backup operation
    synchronized (BackupRestoreActivity.sDataLock) {
        super.onBackup(oldState, data, newState);
    }
}
 
开发者ID:sdrausty,项目名称:buildAPKsSamples,代码行数:14,代码来源:FileHelperExampleAgent.java

示例11: backupFavorites

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
/**
 * Write all modified favorites to the data stream.
 *
 * @param data output stream for key/value pairs
 * @throws IOException
 */
private void backupFavorites(BackupDataOutput data) throws IOException {
    // persist things that have changed since the last backup
    ContentResolver cr = mContext.getContentResolver();
    // Don't backup apps in other profiles for now.
    Cursor cursor = cr.query(Favorites.CONTENT_URI, FAVORITE_PROJECTION,
            getUserSelectionArg(), null, null);
    try {
        cursor.moveToPosition(-1);
        while(cursor.moveToNext()) {
            final long id = cursor.getLong(ID_INDEX);
            final long updateTime = cursor.getLong(ID_MODIFIED);
            Key key = getKey(Key.FAVORITE, id);
            mKeys.add(key);
            final String backupKey = keyToBackupKey(key);

            // Favorite proto changed in v4. Backup again if the version is old.
            if (!mExistingKeys.contains(backupKey) || updateTime >= mLastBackupRestoreTime
                    || restoredBackupVersion < 4) {
                writeRowToBackup(key, packFavorite(cursor), data);
            } else {
                if (DEBUG) Log.d(TAG, "favorite already backup up: " + id);
            }
        }
    } finally {
        cursor.close();
    }
}
 
开发者ID:Mr-lin930819,项目名称:SimplOS,代码行数:34,代码来源:LauncherBackupHelper.java

示例12: writeRowToBackup

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
private void writeRowToBackup(String backupKey, MessageNano proto,
        BackupDataOutput data) throws IOException {
    byte[] blob = writeCheckedBytes(proto);
    data.writeEntityHeader(backupKey, blob.length);
    data.writeEntityData(blob, blob.length);
    mBackupDataWasUpdated = true;
    if (VERBOSE) Log.v(TAG, "Writing New entry " + backupKey);
}
 
开发者ID:Mr-lin930819,项目名称:SimplOS,代码行数:9,代码来源:LauncherBackupHelper.java

示例13: onBackup

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
@Override
public void onBackup(ParcelFileDescriptor oldState, BackupDataOutput data,
                     ParcelFileDescriptor newState) throws IOException {
    synchronized(FlavordexProvider.class) {
        super.onBackup(oldState, data, newState);
    }
}
 
开发者ID:ultramega,项目名称:flavordex,代码行数:8,代码来源:FlavordexBackupAgent.java

示例14: onBackup

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
@Override
public void onBackup(ParcelFileDescriptor oldState, BackupDataOutput data,
    ParcelFileDescriptor newState) throws IOException {
  Log.i(TAG, "Performing backup");
  SharedPreferences preferences = this.getSharedPreferences(
      Constants.SETTINGS_NAME, Context.MODE_PRIVATE);

  backupPreferences(data, preferences);
  Log.i(TAG, "Backup complete");
}
 
开发者ID:Plonk42,项目名称:mytracks,代码行数:11,代码来源:MyTracksBackupAgent.java

示例15: backupPreferences

import android.app.backup.BackupDataOutput; //导入依赖的package包/类
private void backupPreferences(BackupDataOutput data,
    SharedPreferences preferences) throws IOException {
  PreferenceBackupHelper preferenceDumper = createPreferenceBackupHelper();
  byte[] dumpedContents = preferenceDumper.exportPreferences(preferences);
  data.writeEntityHeader(PREFERENCES_ENTITY, dumpedContents.length);
  data.writeEntityData(dumpedContents, dumpedContents.length);
}
 
开发者ID:Plonk42,项目名称:mytracks,代码行数:8,代码来源:MyTracksBackupAgent.java


注:本文中的android.app.backup.BackupDataOutput类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。