         <td class="jd-descrcol" width="100%">ArrayMap is a generic key->value mapping data structure that is
 designed to be more memory efficient than a traditional <code><a href="../../../reference/java/util/HashMap.html">HashMap</a></code>.&nbsp;</td>
          </tr>
        <tr class=" api apilevel-17" >
              <td class="jd-linkcol"><a href="../../../reference/android/util/AtomicFile.html">AtomicFile</a></td>
              <td class="jd-descrcol" width="100%">Helper class for performing atomic 