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<h4>prepare</h4>
<pre>protected abstract&nbsp;void&nbsp;prepare()
                         throws <a href="../../../../../jakarta/servlet/jsp/JspTagException.html" title="class in jakarta.servlet.jsp">JspTagException</a></pre>
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 Prepares for a single tag invocation. Specifically, allows subclasses to prepare for calls to hasNext() and next().
 Subclasses can assume that prepare() wi