 it isn't</div>
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<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../jakarta/servlet/jsp/jstl/core/LoopTagSupport.html#validateEnd--">validateEnd</a></span>()</code>
<div class="block">Ensures the "end" property is sensible, throwing an exception expected to propagate up if it isn't</div>
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<td class="colFirst"><code>protected void</code></td>
<t