erver method</a> of an <a href="../package-summary.html">enabled
 bean</a>. Defines everything the container needs to know about an observer method.
 </p>

 <p>
 If a custom implementation of this interface does not override either <a href="#notify(T)"><code>notify(Object)</code></a> or
 <a href="#notify(jakarta.enterprise.inject.spi.EventContext)"><code>notify(EventContext)</code></a>, the container automatically detects the problem and treats it as a definition error.
 </p></div>
<dl class="notes">
<dt>Au