 the response will be closed when
 the dispatch target has completed execution, unless <a href="../../javax/servlet/ServletRequest.html#startAsync--"><code>ServletRequest.startAsync()</code></a> or
 <a href="../../javax/servlet/ServletRequest.html#startAsync-javax.servlet.ServletRequest-javax.servlet.ServletResponse-"><code>ServletRequest.startAsync(ServletRequest, ServletResponse)</code></a> are called.
 
 <p>
 Any errors or exceptions that may occur during the execution of this method must be caught and h