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Недавно я обновил свой проект до API 23, и я вижу эту ошибку при тестировании на устройстве API 22. Кажется, что данные восстанавливаются должным образом, но я все еще беспокоюсь об этой ошибке.Ошибка при восстановлении автозагрузки - это проблема?
V/BackupManagerService: beginRestoreSession: pkg=com.nsouthdomain.nsouthapp transport=null
V/RestoreSession: restorePackage pkg=com.nsouthdomain.nsouthapp [email protected]
D/BackupManagerService: MSG_RUN_RESTORE [email protected]
I/GmsBackupTransport: Http Response Code : 200
I/GmsBackupTransport: Current restore package : PackageInfo{18bcdafa @[email protected]}
D/BackupManagerService: initiateOneRestore [email protected]@
V/BackupServiceBinder: doRestore() invoked
I/GmsBackupTransport: Current restore package : PackageInfo{2a7d98ab com.nsouthdomain.nsouthapp}
I/BackupManagerService: Next restore package: RestoreDescription{com.nsouthdomain.nsouthapp : KEY_VALUE}
V/BackupManagerService: Package com.nsouthdomain.nsouthapp restore version [68] is compatible with installed version [68]
D/ActivityManager: startProcessLocked calleePkgName: com.nsouthdomain.nsouthapp, hostingType: backup
D/BackupManagerService: awaiting agent for ApplicationInfo{218199ea com.nsouthdomain.nsouthapp}
D/BackupManagerService: agentConnected pkg=com.nsouthdomain.nsouthapp [email protected]
I/BackupManagerService: got agent [email protected]
D/BackupManagerService: initiateOneRestore packageName=com.nsouthdomain.nsouthapp
E/BackupManagerService: SElinux restorecon failed for /cache/com.nsouthdomain.nsouthapp.stage
com.nsouthdomain.nsouthapp V/BackupServiceBinder: doRestore() invoked
V/BackupManagerService: No more packages; finishing restore
I/BackupRestoreController: restoreFinished for 0
I/BackupManagerService: Restore complete.
E/RestoreSession: Error in finishRestore
java.lang.NullPointerException: Attempt to invoke virtual method 'void com.google.android.gms.backup.d.r.a(android.content.Context)' on a null object reference
at android.os.Parcel.readException(Parcel.java:1552)
at android.os.Parcel.readException(Parcel.java:1499)
at com.android.internal.backup.IBackupTransport$Stub$Proxy.finishRestore(IBackupTransport.java:819)
at com.android.server.backup.BackupManagerService$ActiveRestoreSession$EndRestoreRunnable.run(BackupManagerService.java:9810)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:145)
at android.os.HandlerThread.run(HandlerThread.java:61)
V/BackupManagerService: Clearing restore session and halting timeout
W/ContextImpl: Calling a method in the system process without a qualified user: android.app.ContextImpl.sendBroadcast:1752 com.android.server.backup.BackupManagerService.warnEdmAdminOperationCompleted:10074 com.android.server.backup.BackupManagerService.clearRestoreSession:9485 com.android.server.backup.BackupManagerService$ActiveRestoreSession$EndRestoreRunnable.run:9822 android.os.Handler.handleCallback:739
С моей MainFest:
<application
android:name=".MyApplication"
android:allowBackup="true"
android:backupAgent="MyBackupAgent"
android:fullBackupContent="@xml/mybackupscheme"
android:debuggable="true"
...
mybackupscheme.xml
<?xml version="1.0" encoding="utf-8"?>
<full-backup-content>
</full-backup-content>
Мой резервный вспомогательный класс
public class MyBackupAgent extends BackupAgentHelper {
@Override
public void onCreate(){
Log.d("GradeTracker.MyBakAgent", "onCreate called");
FileBackupHelper myDb = new FileBackupHelper(this, "../databases/" + DBAdapter.DATABASE_NAME);
addHelper(DBAdapter.DATABASE_NAME, myDb);
}
@Override
public void onBackup(ParcelFileDescriptor oldState, BackupDataOutput data,
ParcelFileDescriptor newState) throws IOException {
Log.d("GradeTracker.MyBacAgent", "onBackup called");
synchronized (DBAdapter.dbBackupLockObject) {
super.onBackup(oldState, data, newState);
}
}
@Override
public void onRestore(BackupDataInput data, int appVersionCode,
ParcelFileDescriptor newState) throws IOException {
Log.d("GradeTracker.MyBakAgent", "onRestore called with version " + String.valueOf(appVersionCode));
synchronized (DBAdapter.dbBackupLockObject) {
try {
super.onRestore(data, appVersionCode, newState);
} catch (Exception ex){
ex.printStackTrace();
}
}
}
}