annotation in jakarta.servlet.annotation"><code>HandlesTypes</code></a>,
 in order to receive (at their <a href="#onStartup(java.util.Set,jakarta.servlet.ServletContext)"><code>onStartup(java.util.Set&lt;java.lang.Class&lt;?&gt;&gt;, jakarta.servlet.ServletContext)</code></a> method) the Set of application classes that implement, extend, or
 have been annotated with the class types specified by the annotation.
 
 <p>
 If an implementation of this interface does not use <tt>HandlesTypes</tt> annotation, or n