">IllegalArgumentException</a></code> - if clazz is <code>null</code></dd>
<dd><code><a href="../../javax/validation/ValidationException.html" title="class in javax.validation">ValidationException</a></code> - if a non recoverable error happens
         during the metadata discovery or if some
         constraints are invalid.</dd>
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<h4>unwrap</h4>
<pre>&lt;T&gt;&nbsp;T&nbsp;unwrap(<a href="http