| /* |
| * Copyright (C) 2019 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.server.backup.internal; |
| |
| import static com.android.server.backup.BackupManagerService.MORE_DEBUG; |
| import static com.android.server.backup.BackupManagerService.TAG; |
| import static com.android.server.backup.UserBackupManagerService.getSetupCompleteSettingForUser; |
| |
| import android.content.Context; |
| import android.database.ContentObserver; |
| import android.os.Handler; |
| import android.provider.Settings; |
| import android.util.Slog; |
| |
| import com.android.server.backup.KeyValueBackupJob; |
| import com.android.server.backup.UserBackupManagerService; |
| |
| /** |
| * A {@link ContentObserver} for changes to the setting {@link Settings.Secure#USER_SETUP_COMPLETE} |
| * for a particular user. |
| */ |
| public class SetupObserver extends ContentObserver { |
| private final UserBackupManagerService mUserBackupManagerService; |
| private final Context mContext; |
| private final int mUserId; |
| |
| public SetupObserver(UserBackupManagerService userBackupManagerService, Handler handler) { |
| super(handler); |
| mUserBackupManagerService = userBackupManagerService; |
| mContext = userBackupManagerService.getContext(); |
| mUserId = userBackupManagerService.getUserId(); |
| } |
| |
| /** |
| * Callback that executes when the setting {@link Settings.Secure#USER_SETUP_COMPLETE} changes |
| * for the user {@link #mUserId}. If the user is newly setup and backup is enabled, then we |
| * schedule a key value and full backup job for the user. If the user was previously setup and |
| * now the setting has changed to {@code false}, we don't reset the state as having gone through |
| * setup is a non-reversible action. |
| */ |
| public void onChange(boolean selfChange) { |
| boolean previousSetupComplete = mUserBackupManagerService.isSetupComplete(); |
| boolean newSetupComplete = getSetupCompleteSettingForUser(mContext, mUserId); |
| |
| boolean resolvedSetupComplete = previousSetupComplete || newSetupComplete; |
| mUserBackupManagerService.setSetupComplete(resolvedSetupComplete); |
| if (MORE_DEBUG) { |
| Slog.d( |
| TAG, |
| "Setup complete change: was=" |
| + previousSetupComplete |
| + " new=" |
| + newSetupComplete |
| + " resolved=" |
| + resolvedSetupComplete); |
| } |
| |
| synchronized (mUserBackupManagerService.getQueueLock()) { |
| // Start backup if the user is newly setup and backup is enabled. |
| if (resolvedSetupComplete |
| && !previousSetupComplete |
| && mUserBackupManagerService.isEnabled()) { |
| if (MORE_DEBUG) { |
| Slog.d(TAG, "Setup complete so starting backups"); |
| } |
| KeyValueBackupJob.schedule(mUserBackupManagerService.getUserId(), mContext, |
| mUserBackupManagerService.getConstants()); |
| mUserBackupManagerService.scheduleNextFullBackupJob(0); |
| } |
| } |
| } |
| } |