d.</span>&nbsp;
<div class="block"><span class="deprecationComment">since JAXB 2.0</span></div>
</div>
<br>
<pre>public interface <span class="typeNameLabel">Validator</span></pre>
<div class="block">As of Jakarta XML Binding, this class is deprecated and optional.
 <p>
 The <code>Validator</code> class is responsible for controlling the validation
 of content trees during runtime.

 <p>
 <a id="validationtypes"></a>
 <b>Three Forms of Validation</b><br>
 <blockquote>
    <dl>
        <dt><b>Unmarshal-Time 