r <em>and</em> contain elements or
 attributes.</p></div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/tools/ant/types/DataType.html#setRefid(org.apache.tools.ant.types.Reference)">setRefid</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/tools/ant/types/DataType.html" title="class in org.apache.tools.ant.types">DataType</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>r</code> - the reference to which this catalog inst