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