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

Lines Matching defs:backup
17 package android.app.backup;
20 import android.app.backup.IBackupManager;
43  * application and Android's data backup infrastructure.  An application that wishes
44  * to participate in the backup and restore mechanism will declare a subclass of
45  * {@link android.app.backup.BackupAgent}, implement the
48  * and provide the name of its backup agent class in its {@code AndroidManifest.xml} file via
56  * <a href="{@docRoot}guide/topics/data/backup.html">Data Backup</a> developer guide.</p></div>
62  * {@link android.app.backup.BackupManager#dataChanged() BackupManager.dataChanged()} method.
64  * to update its backup image.  The Backup Manager, in turn, schedules a
65  * backup pass to be performed at an opportune time.
70  * begins an immediate restore pass to deliver the backup data as part of the installation
73  * When a backup or restore pass is run, the application's process is launched
74  * (if not already running), the manifest-declared backup agent class (in the {@code
77  * agent instance to run the actual backup or restore logic.  At this point the
83  * A backup data set consists of one or more "entities," flattened binary data
93  * {@link android.app.backup.BackupAgentHelper}.  That class is particularly
95  * backup and restore.
97  * @see android.app.backup.BackupManager
98  * @see android.app.backup.BackupAgentHelper
99  * @see android.app.backup.BackupDataInput
100  * @see android.app.backup.BackupDataOutput
130      * to do one-time initialization before the actual backup or restore operation
140      * sort of shutdown process after backup or restore is completed.
149      * time it performed a backup operation. The state data recorded during the
150      * last backup pass is provided in the <code>oldState</code> file
152      * is available and the application should perform a full backup. In both
153      * cases, a representation of the final backup state after this pass should
157      * Each entity written to the {@link android.app.backup.BackupDataOutput}
159      * over the current backup transport and stored in the remote data set under
165      *            last backup state provided by the application. May be
167      *            provided and the application should perform a full backup.
169      *            file descriptor pointing to the backup data destination.
170      *            Typically the application will use backup helper classes to
173      *            empty file. The application should record the final backup
181      * The application is being restored from backup and should replace any
182      * existing data with the contents of the backup. The backup data is
207      *            empty file. The application should record the final backup
209      *            When a full-backup dataset is being restored, this will be <code>null</code>.
260      * Write an entire file as part of a full-backup operation.  The file's contents
261      * will be delivered to the backup destination along with the metadata necessary
334      * omitted from the backup process.
558                     Log.e(TAG, "Unable to finalize backup stream!");