ourceLocation.html" title="class in org.apache.tools.ant.types">ResourceLocation</a>&nbsp;dtd)
            throws <a href="../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></pre>
<div class="block">Creates the nested <code>&lt;dtd&gt;</code> element.  Not
 allowed if this catalog is itself a reference to another
 catalog -- that is, a catalog cannot both refer to another
 <em>and</em> contain elements or other attributes.</div>
<dl><dt><span cl