diff options
Diffstat (limited to 'java/com/android/dialer/backup/DialerBackupAgent.java')
| -rw-r--r-- | java/com/android/dialer/backup/DialerBackupAgent.java | 263 |
1 files changed, 0 insertions, 263 deletions
diff --git a/java/com/android/dialer/backup/DialerBackupAgent.java b/java/com/android/dialer/backup/DialerBackupAgent.java deleted file mode 100644 index a0baf39f7..000000000 --- a/java/com/android/dialer/backup/DialerBackupAgent.java +++ /dev/null @@ -1,263 +0,0 @@ -/* - * Copyright (C) 2016 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.android.dialer.backup; - -import android.annotation.TargetApi; -import android.app.backup.BackupAgent; -import android.app.backup.BackupDataInput; -import android.app.backup.BackupDataOutput; -import android.app.backup.FullBackupDataOutput; -import android.content.ContentResolver; -import android.content.ContentValues; -import android.database.Cursor; -import android.net.Uri; -import android.os.Build.VERSION_CODES; -import android.os.ParcelFileDescriptor; -import android.provider.CallLog; -import android.provider.CallLog.Calls; -import android.provider.VoicemailContract; -import android.provider.VoicemailContract.Voicemails; -import android.telecom.PhoneAccountHandle; -import android.util.Pair; -import com.android.dialer.common.Assert; -import com.android.dialer.common.LogUtil; -import com.android.dialer.logging.DialerImpression; -import com.android.dialer.logging.Logger; -import com.android.dialer.telecom.TelecomUtil; -import java.io.File; -import java.io.IOException; -import java.io.OutputStream; -import java.util.List; -import java.util.Locale; - -/** - * The Dialer backup agent to backup voicemails, and files under files, shared prefs and databases - */ -public class DialerBackupAgent extends BackupAgent { - // File names suffix for backup/restore. - private static final String VOICEMAIL_BACKUP_FILE_SUFFIX = "_voicemail_backup.proto"; - // File name formats for backup. It looks like 000000_voicemail_backup.proto, 0000001... - private static final String VOICEMAIL_BACKUP_FILE_FORMAT = "%06d" + VOICEMAIL_BACKUP_FILE_SUFFIX; - // Order by Date entries from database. We start backup from the newest. - private static final String ORDER_BY_DATE = "date DESC"; - // Voicemail Uri Column - public static final String VOICEMAIL_URI = "voicemail_uri"; - // Voicemail packages to backup - public static final String VOICEMAIL_SOURCE_PACKAGE = "com.google.android.dialer"; - - private long voicemailsBackedupSoFar = 0; - private long sizeOfVoicemailsBackedupSoFar = 0; - private boolean maxVoicemailBackupReached = false; - - /** - * onBackup is used for Key/Value backup. Since we are using Dolly/Android Auto backup, we do not - * need to implement this method and Dolly should not be calling this. Instead Dolly will be - * calling onFullBackup. - */ - @Override - public void onBackup( - ParcelFileDescriptor parcelFileDescriptor, - BackupDataOutput backupDataOutput, - ParcelFileDescriptor parcelFileDescriptor1) - throws IOException { - Logger.get(this).logImpression(DialerImpression.Type.BACKUP_ON_BACKUP); - Assert.fail("Android Backup should not call DialerBackupAgent.onBackup"); - } - - /** - * onRestore is used for Key/Value restore. Since we are using Dolly/Android Auto backup/restore, - * we need to implement this method only for backwards compatibility. Dolly should be calling - * onFileRestore during its restore. - */ - @Override - public void onRestore( - BackupDataInput backupDataInput, int i, ParcelFileDescriptor parcelFileDescriptor) - throws IOException { - Logger.get(this).logImpression(DialerImpression.Type.BACKUP_ON_RESTORE); - } - - @TargetApi(VERSION_CODES.M) - @Override - public void onFullBackup(FullBackupDataOutput data) throws IOException { - Logger.get(this).logImpression(DialerImpression.Type.BACKUP_ON_FULL_BACKUP); - LogUtil.i("DialerBackupAgent.onFullBackup", "performing dialer backup"); - - List<PhoneAccountHandle> phoneAccountsToArchive = - DialerBackupUtils.getPhoneAccountsToArchive(this); - - if (!maxVoicemailBackupReached && !phoneAccountsToArchive.isEmpty()) { - voicemailsBackedupSoFar = 0; - sizeOfVoicemailsBackedupSoFar = 0; - - LogUtil.i("DialerBackupAgent.onFullBackup", "autoBackup is enabled"); - ContentResolver contentResolver = getContentResolver(); - int limit = 1000; - - Uri uri = - TelecomUtil.getCallLogUri(this) - .buildUpon() - .appendQueryParameter(Calls.LIMIT_PARAM_KEY, Integer.toString(limit)) - .build(); - - LogUtil.i("DialerBackupAgent.onFullBackup", "backing up from: " + uri); - - try (Cursor cursor = - contentResolver.query( - uri, - null, - String.format( - "(%s = ? AND deleted = 0 AND %s = ? AND ?)", - Calls.TYPE, Voicemails.SOURCE_PACKAGE), - new String[] { - Integer.toString(CallLog.Calls.VOICEMAIL_TYPE), - VOICEMAIL_SOURCE_PACKAGE, - DialerBackupUtils.getPhoneAccountClause(phoneAccountsToArchive) - }, - ORDER_BY_DATE, - null)) { - - if (cursor == null) { - LogUtil.i("DialerBackupAgent.onFullBackup", "cursor was null"); - return; - } - - LogUtil.i("DialerBackupAgent.onFullBackup", "cursor count: " + cursor.getCount()); - if (cursor.moveToFirst()) { - int fileNum = 0; - do { - backupRow( - data, cursor, String.format(Locale.US, VOICEMAIL_BACKUP_FILE_FORMAT, fileNum++)); - } while (cursor.moveToNext() && !maxVoicemailBackupReached); - } else { - LogUtil.i("DialerBackupAgent.onFullBackup", "cursor.moveToFirst failed"); - } - } - } - LogUtil.i( - "DialerBackupAgent.onFullBackup", - "vm files backed up: %d, vm size backed up:%d, " - + "max vm backup reached:%b, phone accounts to archive: %d", - voicemailsBackedupSoFar, - sizeOfVoicemailsBackedupSoFar, - maxVoicemailBackupReached, - phoneAccountsToArchive.size()); - super.onFullBackup(data); - Logger.get(this).logImpression(DialerImpression.Type.BACKUP_FULL_BACKED_UP); - } - - private void backupRow(FullBackupDataOutput data, Cursor cursor, String fileName) - throws IOException { - - VoicemailInfo cursorRowInProto = - DialerBackupUtils.convertVoicemailCursorRowToProto(cursor, getContentResolver()); - - File file = new File(getFilesDir(), fileName); - DialerBackupUtils.writeProtoToFile(file, cursorRowInProto); - - if (sizeOfVoicemailsBackedupSoFar + file.length() - > DialerBackupUtils.maxVoicemailSizeToBackup) { - Logger.get(this).logImpression(DialerImpression.Type.BACKUP_MAX_VM_BACKUP_REACHED); - maxVoicemailBackupReached = true; - file.delete(); - return; - } - - backupFile(file, data); - } - - // TODO: Write to FullBackupDataOutput directly (b/33849960) - private void backupFile(File file, FullBackupDataOutput data) throws IOException { - try { - super.fullBackupFile(file, data); - sizeOfVoicemailsBackedupSoFar = sizeOfVoicemailsBackedupSoFar + file.length(); - voicemailsBackedupSoFar++; - Logger.get(this).logImpression(DialerImpression.Type.BACKUP_VOICEMAIL_BACKED_UP); - LogUtil.i("DialerBackupAgent.backupFile", "file backed up:" + file.getAbsolutePath()); - } finally { - file.delete(); - } - } - - // Being tracked in b/33839952 - @Override - public void onQuotaExceeded(long backupDataBytes, long quotaBytes) { - Logger.get(this).logImpression(DialerImpression.Type.BACKUP_ON_QUOTA_EXCEEDED); - LogUtil.i("DialerBackupAgent.onQuotaExceeded", "does nothing"); - } - - @TargetApi(VERSION_CODES.M) - @Override - public void onRestoreFile( - ParcelFileDescriptor data, long size, File destination, int type, long mode, long mtime) - throws IOException { - LogUtil.i("DialerBackupAgent.onRestoreFile", "size:" + size + " destination: " + destination); - - String fileName = destination.getName(); - LogUtil.i("DialerBackupAgent.onRestoreFile", "file name: " + fileName); - - if (fileName.endsWith(VOICEMAIL_BACKUP_FILE_SUFFIX)) { - if (DialerBackupUtils.canRestoreVoicemails(getContentResolver(), this)) { - try { - super.onRestoreFile(data, size, destination, type, mode, mtime); - restoreVoicemail(destination); - destination.delete(); - } catch (IOException e) { - Logger.get(this).logImpression(DialerImpression.Type.BACKUP_ON_RESTORE_IO_EXCEPTION); - LogUtil.e( - "DialerBackupAgent.onRestoreFile", "could not restore voicemail - IOException: ", e); - } - } else { - LogUtil.i("DialerBackupAgent.onRestoreFile", "build does not support restoring voicemails"); - } - - } else { - super.onRestoreFile(data, size, destination, type, mode, mtime); - LogUtil.i("DialerBackupAgent.onRestoreFile", "restored: " + fileName); - Logger.get(this).logImpression(DialerImpression.Type.BACKUP_RESTORED_FILE); - } - } - - @Override - public void onRestoreFinished() { - Logger.get(this).logImpression(DialerImpression.Type.BACKUP_ON_RESTORE_FINISHED); - LogUtil.i("DialerBackupAgent.onRestoreFinished", "do nothing"); - } - - @TargetApi(VERSION_CODES.M) - private void restoreVoicemail(File file) throws IOException { - Pair<ContentValues, byte[]> pair = - DialerBackupUtils.convertVoicemailProtoFileToContentValueAndAudioBytes( - file, getApplicationContext()); - - if (pair == null) { - LogUtil.i("DialerBackupAgent.restoreVoicemail", "not restoring VM due to duplicate"); - Logger.get(this) - .logImpression(DialerImpression.Type.BACKUP_ON_RESTORE_VM_DUPLICATE_NOT_RESTORING); - return; - } - - // TODO: Uniquely identify backup agent as the creator of this voicemail b/34084298 - try (OutputStream restoreStream = - getContentResolver() - .openOutputStream( - getContentResolver() - .insert(VoicemailContract.Voicemails.CONTENT_URI, pair.first))) { - DialerBackupUtils.copyAudioBytesToContentUri(pair.second, restoreStream); - Logger.get(this).logImpression(DialerImpression.Type.BACKUP_RESTORED_VOICEMAIL); - } - } -} |