| /* |
| * Copyright (C) 2010 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 android.app.backup; |
| |
| import java.lang.String; |
| import android.app.backup.RestoreSet; |
| |
| /** |
| * Callback class for receiving progress reports during a restore operation. These |
| * methods will all be called on your application's main thread. |
| */ |
| public abstract class RestoreObserver { |
| /** |
| * Supply a list of the restore datasets available from the current transport. This |
| * method is invoked as a callback following the application's use of the |
| * {@link android.app.backup.IRestoreSession.getAvailableRestoreSets} method. |
| * |
| * @param result An array of {@link android.app.backup.RestoreSet RestoreSet} objects |
| * describing all of the available datasets that are candidates for restoring to |
| * the current device. If no applicable datasets exist, {@code result} will be |
| * {@code null}. |
| * |
| * @hide |
| */ |
| public void restoreSetsAvailable(RestoreSet[] result) { |
| } |
| |
| /** |
| * The restore operation has begun. |
| * |
| * @param numPackages The total number of packages being processed in |
| * this restore operation. |
| */ |
| public void restoreStarting(int numPackages) { |
| } |
| |
| /** |
| * An indication of which package is being restored currently, out of the |
| * total number provided in the {@link #restoreStarting(int)} callback. This method |
| * is not guaranteed to be called: if the transport is unable to obtain |
| * data for one or more of the requested packages, no onUpdate() call will |
| * occur for those packages. |
| * |
| * @param nowBeingRestored The index, between 1 and the numPackages parameter |
| * to the {@link #restoreStarting(int)} callback, of the package now being |
| * restored. This may be non-monotonic; it is intended purely as a rough |
| * indication of the backup manager's progress through the overall restore process. |
| * @param currentPackage The name of the package now being restored. |
| */ |
| public void onUpdate(int nowBeingRestored, String currentPackage) { |
| } |
| |
| /** |
| * The restore process has completed. This method will always be called, |
| * even if no individual package restore operations were attempted. |
| * |
| * @param error Zero on success; a nonzero error code if the restore operation |
| * as a whole failed. |
| */ |
| public void restoreFinished(int error) { |
| } |
| } |