class is the entry point for Bean Validation.
 <p>
 There are three ways to bootstrap it:
 <ul>
     <li>The easiest approach is to build the default <a href="../../javax/validation/ValidatorFactory.html" title="interface in javax.validation"><code>ValidatorFactory</code></a>.
     <pre>
 ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
 </pre>
     In this case, the default validation provider resolver
     will be used to locate available providers.
     <p>
     The chosen provider i