href="../../reference/android/app/backup/BackupAgentHelper.html#addHelper(java.lang.String, android.app.backup.BackupHelper)">addHelper()</a></code>
method, adding a key which is used to
retrieve the data later.  In most cases the entire
implementation is perhaps 10 lines of code.</p>

<p>Here's an example that backs up a high scores file.</p>

<pre>
 import android.app.backup.BackupAgentHelper;
 import android.app.backup.FileBackupHelper;


 public class TheBackupAgent extends BackupAgentHelper {
    // Th