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From: ilya goberman <goberman@msn.com>
To: <users@tomcat.apache.org>
Subject: RE: Bug in Tomcat Comet. Event CometEvent.EventType.END is not fied
 when connection closed.
Date: Thu, 20 Jan 2011 20:10:15 -0600
Importance: Normal
In-Reply-To: <4D38BA5B.3010104@apache.org>
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 <BAY146-w23FCA983403933848B7F94DAF90@phx.gbl>,<4D38BA5B.3010104@apache.org>
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done: https://issues.apache.org/bugzilla/show_bug.cgi?id=3D50627

> Date: Thu=2C 20 Jan 2011 22:42:35 +0000
> From: markt@apache.org
> To: users@tomcat.apache.org
> Subject: Re: Bug in Tomcat Comet. Event CometEvent.EventType.END is not f=
ied when connection closed.
>=20
> On 20/01/2011 22:40=2C ilya goberman wrote:
> >=20
> > Hello=2C
> > I upgraded to Tomcat 7.0.6 and noticed another problem that did not exi=
st in Tomcat 6: event CometEvent.EventType.END is not fired when client con=
nection is closed.
> > It is very easy to duplicate. The server and client code is below. You =
would need to open html page in a browser and press "TEST". This should pri=
nt "Begin Event" in the server. If you close the browser (close connection)=
=2C the "End Event" is not printed. It is printed with Tomcat 6.
>=20
> Please create a bugzilla entry for this so it can be tracked.
>=20
> Cheers=2C
>=20
> Mark
>=20
> >=20
> > It is similar to bug https://issues.apache.org/bugzilla/show_bug.cgi?id=
=3D50207=2C that marked as fixed. Not sure if it is related or not.
> >=20
> > SERVER:
> > package test=3B
> >=20
> > import java.io.IOException=3B
> >=20
> > import javax.servlet.ServletException=3B
> > import javax.servlet.http.HttpServlet=3B
> >=20
> > import org.apache.catalina.comet.CometEvent=3B
> > import org.apache.catalina.comet.CometProcessor=3B
> >=20
> > public class TomcatBug extends HttpServlet implements CometProcessor {
> >=20
> >     public void event(CometEvent event) throws IOException=2C ServletEx=
ception {
> >         if (event.getEventType() =3D=3D CometEvent.EventType.BEGIN) {
> >             System.out.println("Begin Event")=3B
> >         }
> >         else if (event.getEventType() =3D=3D CometEvent.EventType.ERROR=
) {
> >             System.out.println("Error Event")=3B
> >             event.close()=3B
> >         }=20
> >         else if (event.getEventType() =3D=3D CometEvent.EventType.END) =
{
> >             System.out.println("End Event")=3B
> >             event.close()=3B
> >         }
> >     }
> > }
> >=20
> > CLIENT (html):
> > <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://=
www.w3.org/TR/1999/REC-html401-19991224/loose.dtd">
> > <html>
> > <head>
> >     <title>test</title>
> > </head>
> > <body>
> >     <input type=3D"button" value=3D"TEST" onclick=3D"test()=3B return f=
alse=3B" />
> >=20
> >     <script type=3D"text/javascript">
> >         function test() {
> >             var api =3D new XMLHttpRequest=3B
> >             api.onreadystatechange =3D onreadystatechange=3B
> >=20
> >             api.open("GET"=2C "http://localhost/Test/Controller"=2C tru=
e)=3B
> >=20
> >             api.send("")=3B
> >         }
> >=20
> >         function onreadystatechange() {
> >         }
> >=20
> >     </script>
> >=20
> > </body>
> > </html>
> >=20
> >=20
> >  		 	   		 =20
>=20
>=20
> ---------------------------------------------------------------------
> To unsubscribe=2C e-mail: users-unsubscribe@tomcat.apache.org
> For additional commands=2C e-mail: users-help@tomcat.apache.org
>=20
 		 	   		  =

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