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package com.android.launcher3;
import android.app.backup.BackupAgent;
import android.app.backup.BackupDataInput;
import android.app.backup.BackupDataOutput;
import android.os.ParcelFileDescriptor;
import com.android.launcher3.logging.FileLog;
import com.android.launcher3.provider.RestoreDbTask;
import java.io.File;
import java.io.IOException;
public class LauncherBackupAgent extends BackupAgent {
private static final String TAG = "LauncherBackupAgent";
@Override
public void onCreate() {
super.onCreate();
// Set the log dir as LauncherAppState is not initialized during restore.
FileLog.setDir(getFilesDir());
}
@Override
public void onRestore(
BackupDataInput data, int appVersionCode, ParcelFileDescriptor newState) {
// Doesn't do incremental backup/restore
}
@Override
public void onRestoreFile(ParcelFileDescriptor data, long size, File destination, int type,
long mode, long mtime) throws IOException {
// Remove old files which might contain obsolete attributes like idp_grid_name in shared
// preference that will obstruct backup's attribute from writing to shared preferences.
if (destination.delete()) {
FileLog.d("LauncherBackupAgent", "Removed obsolete file: " + destination);
}
super.onRestoreFile(data, size, destination, type, mode, mtime);
}
@Override
public void onBackup(
ParcelFileDescriptor oldState, BackupDataOutput data, ParcelFileDescriptor newState) {
// Doesn't do incremental backup/restore
}
@Override
public void onRestoreFinished() {
RestoreDbTask.setPending(this);
}
}
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