the requested resource
 <a href="jakarta/ws/rs/core/Response.Status.html#SERVICE_UNAVAILABLE"><code>cannot be served</code></a>.</div>
</th>
</tr>
<tr class="altColor" id="i112">
<td class="colFirst"><a href="jakarta/ws/rs/sse/Sse.html" title="interface in jakarta.ws.rs.sse">Sse</a></td>
<th class="colLast" scope="row">
<div class="block">Server-side entry point for creating <a href="jakarta/ws/rs/sse/OutboundSseEvent.html" title="interface in jakarta.ws.rs.sse"><code>OutboundSseEvent</code></a> and <a href