 given additional required qualifiers.
 </p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>qualifiers</code> - the additional required qualifiers</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the child <code>Instance</code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></co