[jboss-jira] [JBoss JIRA] (WFLY-4352) Servlet 3 - async-mode - onComplete not tirggered when JSP is dispatched

Sun Mar 29 21:10:19 EDT 2015

     [ https://issues.jboss.org/browse/WFLY-4352?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Stuart Douglas resolved WFLY-4352.
----------------------------------
    Fix Version/s: 9.0.0.Beta2
       Resolution: Done


> Servlet 3 - async-mode - onComplete not tirggered when JSP is dispatched
> ------------------------------------------------------------------------
>
>                 Key: WFLY-4352
>                 URL: https://issues.jboss.org/browse/WFLY-4352
>             Project: WildFly
>          Issue Type: Feature Request
>          Components: Web (Undertow)
>    Affects Versions: 8.2.0.Final
>            Reporter: Günther Grill
>            Assignee: Stuart Douglas
>              Labels: async, asynchronous, jsp, servlet
>             Fix For: 9.0.0.Beta2
>
>         Attachments: AsyncServlet.war
>
>
> When a JSP is dispatched in a Async-Servlet, the {{AsyncListener#onComplete}} is never triggered.
> {code:title=AsyncServlet.java|borderStyle=solid}
> @WebServlet(urlPatterns = { "/AsyncServlet" }, asyncSupported = true)
> public class AsyncServlet extends HttpServlet {
> 	public AsyncServlet() {
> 		super();
> 	}
> 	@Override
> 	protected void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
> 		res.setContentType("text/html");
> 		final AsyncContext ac;
> 		if (req.isAsyncStarted()) {
> 			ac = req.getAsyncContext();
> 		} else {
> 			ac = req.startAsync();
> 		}
> 		ac.setTimeout(5000);
> 		ac.addListener(new AsyncListener() {
> 			@Override
> 			public void onTimeout(AsyncEvent event) throws IOException {
> 				System.out.println("onTimeout");
> 			}
> 			@Override
> 			public void onStartAsync(AsyncEvent event) throws IOException {
> 				System.out.println("onStartAsync");
> 			}
> 			@Override
> 			public void onError(AsyncEvent event) throws IOException {
> 				System.out.println("onError");
> 			}
> 			@Override
> 			public void onComplete(AsyncEvent event) throws IOException {
> 				System.out.println("onComplete");
> 			}
> 		});
> 		System.out.println("Calling JSP...");
> 		ac.dispatch("/result.jsp");
> 		System.out.println("After JSP call");
> 	}
> }
> {code}
> {code:title=result.jsp|borderStyle=solid}
> <%@ page language="java" contentType="text/html; charset=ISO-8859-1"
>     pageEncoding="ISO-8859-1"%>
> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
> <html>
> <head>
> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
> <title>AsyncServletTest</title>
> </head>
> <body>
> 	<p>JSP Content</p>
> 	<%
> 	System.out.println("Start JSP");
> 	Thread.sleep(1000); // sleep 1 seconds
> 	String resp = (String)request.getAttribute("result");
> 	resp = resp + "<p>on JSP</p>";
> 	Thread.sleep(1000); // sleep 1 seconds
> 	System.out.println("End JSP");
> 	%>
> 	<p><%=resp%></p>
> </body>
> </html>
> {code}


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