/code></a>,
 <a href="../../inject/Singleton.html" title="annotation interface in jakarta.inject"><code>&#064;Singleton</code></a>.
 </p>

 <p>
 The container provides an implementation of the <code>Context</code>
 interface for each of the built-in scopes. The built-in request,
 session, and application contexts support servlet, web service
 and EJB invocations. The built-in conversation context supports
 JSF requests.
 </p>

 <p>
 For other kinds of invocations, a portable extension may define a
 custom <