Cross Reference: /frameworks/base/core/java/android/app/backup/BackupAgent.java

Lines Matching defs:backup
17 package android.app.backup;
21 import android.app.backup.IBackupManager;
53  * application and Android's data backup infrastructure.  An application that wishes
54  * to participate in the backup and restore mechanism will declare a subclass of
55  * {@link android.app.backup.BackupAgent}, implement the
58  * and provide the name of its backup agent class in its {@code AndroidManifest.xml} file via
66  * <a href="{@docRoot}guide/topics/data/backup.html">Data Backup</a> developer guide.</p></div>
72  * {@link android.app.backup.BackupManager#dataChanged() BackupManager.dataChanged()} method.
74  * to update its backup image.  The Backup Manager, in turn, schedules a
75  * backup pass to be performed at an opportune time.
80  * begins an immediate restore pass to deliver the backup data as part of the installation
83  * When a backup or restore pass is run, the application's process is launched
84  * (if not already running), the manifest-declared backup agent class (in the {@code
87  * agent instance to run the actual backup or restore logic.  At this point the
93  * A backup data set consists of one or more "entities," flattened binary data
103  * {@link android.app.backup.BackupAgentHelper}.  That class is particularly
105  * backup and restore.
107  * @see android.app.backup.BackupManager
108  * @see android.app.backup.BackupAgentHelper
109  * @see android.app.backup.BackupDataInput
110  * @see android.app.backup.BackupDataOutput
170      * to do one-time initialization before the actual backup or restore operation
179      * sort of shutdown process after backup or restore is completed.
188      * time it performed a backup operation. The state data recorded during the
189      * last backup pass is provided in the <code>oldState</code> file
191      * is available and the application should perform a full backup. In both
192      * cases, a representation of the final backup state after this pass should
196      * Each entity written to the {@link android.app.backup.BackupDataOutput}
198      * over the current backup transport and stored in the remote data set under
204      *            last backup state provided by the application. May be
206      *            provided and the application should perform a full backup.
208      *            file descriptor pointing to the backup data destination.
209      *            Typically the application will use backup helper classes to
212      *            empty file. The application should record the final backup
220      * The application is being restored from backup and should replace any
221      * existing data with the contents of the backup. The backup data is
246      *            empty file. The application should record the final backup
248      *            When a full-backup dataset is being restored, this will be <code>null</code>.
255      * points to the backup destination, and the app has the opportunity to choose which
256      * files are to be stored.  To commit a file as part of the backup, call the
258      * data is written to the output, the agent returns from this method and the backup
279      * @param data A structured wrapper pointing to the backup destination.
303                                 + " Aborting full backup.", e);
411      * Write an entire file as part of a full-backup operation.  The file's contents
412      * will be delivered to the backup destination along with the metadata necessary
451             // may or may not have external files access to attempt backup/restore there
511      * omitted from the backup process.
795                 // Ensure that any SharedPreferences writes have landed after the backup,
870                     Log.e(TAG, "Unable to finalize backup stream!");