d>
        
            <td class="jd-inheritance-space">&nbsp;&nbsp;&nbsp;&#x21b3;</td>
         	
        <td colspan="1" class="jd-inheritance-class-cell">android.content.ContentQueryMap</td>
    </tr>
    

</table>







<div class="jd-descr">


<h2>Class Overview</h2>
<p itemprop="articleBody">Caches the contents of a cursor into a Map of String->ContentValues and optionally
 keeps the cache fresh by registering for updates on the content backing the cursor. The column of
 the database that is to be 