Error on writeRequested
jsia24
jsia18 at gmail.com
Mon May 30 10:50:11 EDT 2011
Do you think it's a good idea if I store the channelId in a list and check
it in the list if it already timed out but my problem is how do I clear this
list if it is already storing a lot of channel ids
On Mon, May 30, 2011 at 10:44 PM, Trustin Lee [via Netty Forums and Mailing
Lists] <ml-node+6419401-1091358087-301197 at n2.nabble.com> wrote:
> I see. So, you are not closing the connection since the first
> channelIdle event. In spite that channelIdle event is triggered
> repetitively, there's no way to distinguish the second event from the
> first one currently. I think that is the missing feature. To work
> around this problem, you need to maintain a state variable that counts
> the number of consecutive channelIdle events and write the response only
> when the counter is 0 (i.e. first channelIdle event).
>
> HTH
>
> On 05/30/2011 11:35 PM, Jason Sia wrote:
>
> > When I tried to write a response to the idle channel it writes the first
> > time then the idletimer continues to run and it still detect that the
> > channel is idle even though I wrote a response on it. What do I need to
> > do for it to change its state, I think the error is in there that's why
> > it is saying that I cannot send more response than the request
> >
> > On Mon, May 30, 2011 at 9:50 PM, jsia24 <[hidden email]<http://user/SendEmail.jtp?type=node&node=6419401&i=0>
> > <mailto:[hidden email]<http://user/SendEmail.jtp?type=node&node=6419401&i=1>>>
> wrote:
> >
> > when I add e.getChannel().close()
> >
> > java.nio.channels.ClosedChannelException
> > at
> >
> sun.nio.ch.SocketChannelImpl.ensureWriteOpen(SocketChannelImpl.java:133)
> > at
> > sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:324)
> > at
> >
> org.jboss.netty.channel.socket.nio.SocketSendBufferPool$PooledSendBuffer.transferTo(SocketSendBufferPool.java:239)
>
> > at
> >
> org.jboss.netty.channel.socket.nio.NioWorker.write0(NioWorker.java:469)
> > at
> >
> org.jboss.netty.channel.socket.nio.NioWorker.writeFromTaskLoop(NioWorker.java:392)
>
> > at
> >
> org.jboss.netty.channel.socket.nio.NioSocketChannel$WriteTask.run(NioSocketChannel.java:276)
>
> > at
> >
> org.jboss.netty.channel.socket.nio.NioWorker.processWriteTaskQueue(NioWorker.java:268)
>
> > at
> > org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:199)
> > at
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>
> > at
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>
> > at java.lang.Thread.run(Thread.java:662)
> >
> > it complains that it is writing to an open socket do I need to kill
> the
> > idletimer before closing the connection? if yes, how is it done? I
> > wanted to
> > use persistent connection, am I still doing it right if I close the
> > connection?
> >
> > On Mon, May 30, 2011 at 9:48 PM, Norman Maurer-2 [via Netty Forums
> and
> > Mailing Lists] <[hidden email]<http://user/SendEmail.jtp?type=node&node=6419401&i=2>
> > <mailto:[hidden email]<http://user/SendEmail.jtp?type=node&node=6419401&i=3>>>
> wrote:
> >
> > > Nope it will not close the connection. It will add a listener
> which
> > > will get fired on a event. If you want to close a connection you
> > > should use e.getChannel().close();
> > >
> > > Bye,
> > > Norman
> > >
> > >
> > > 2011/5/30 jsia24 <[hidden
> > email]<http://user/SendEmail.jtp?type=node&node=6419199&i=0
> > <http://user/SendEmail.jtp?type=node&node=6419199&i=0>>>:
> > >
> > >
> > > > When I try to do this
> > > >
> > > > ChannelFuture future = e.getChannel().write(response);
> > > > future.addListener(ChannelFutureListener.CLOSE);
> > > >
> > > > it closes the connection right? It's an IdleStateListener, when
> > i gets
> > > idle
> > > > i write a response then will the code above close that
> connection?
> > > >
> > > >
> > > > On Mon, May 30, 2011 at 9:37 PM, Trustin Lee [via Netty Forums
> and
> > > Mailing
> > > > Lists] <[hidden
> > email]<http://user/SendEmail.jtp?type=node&node=6419199&i=1
> > <http://user/SendEmail.jtp?type=node&node=6419199&i=1>>>
> > > wrote:
> > > >
> > > >> Are you sure that you are not writing more responses than the
> > number of
> > > >> received requests? For example, sending more than one
> > response for a
> > > >> single request is not right.
> > > >>
> > > >> On 05/30/2011 10:31 PM, jsia24 wrote:
> > > >>
> > > >> > I'm writing a comet server.
> > > >> >
> > > >> > On Mon, May 30, 2011 at 9:29 PM, Trustin Lee [via Netty
> > Forums and
> > > >> Mailing
> > > >> > Lists]<[hidden email]<
> > > http://user/SendEmail.jtp?type=node&node=6419159&i=0
> > <http://user/SendEmail.jtp?type=node&node=6419159&i=0>>>
> > > >> wrote:
> > > >> >
> > > >> >> Are you writing a server, or a client?
> > > >> >>
> > > >> >> On 05/30/2011 09:55 PM, jsia24 wrote:
> > > >> >>
> > > >> >>> Here it is:
> > > >> >>> I am actually saving the MessageEvents in a HashMap
> > and reply
> > > to
> > > >> >> them
> > > >> >>> when there is an event so what I did is to send a default
> > message
> > > when
> > > >> it
> > > >> >>
> > > >> >>> did not receive an event for a period of time, it does
> > not produce
> > > an
> > > >> >> error
> > > >> >>> if I do not write any response to the IdleStateEvent e (
> > if I just
> > > do
> > > >> >>> e.getChannel.close() )
> > > >> >>>
> > > >> >>> java.lang.IllegalStateException: cannot send more
> > responses than
> > > >> requests
> > > >> >>
> > > >> >>> at
> > > >> >>>
> > > >> >>
> > > >>
> > >
> >
> org.jboss.netty.handler.codec.http.HttpContentEncoder.writeRequested(HttpContentEncoder.java:102)
>
> > >
> > > >>
> > > >> >>
> > > >> >>> at
> > > org.jboss.netty.channel.Channels.write(Channels.java:611)
> > > >> >>> at
> > > org.jboss.netty.channel.Channels.write(Channels.java:578)
> > > >> >>> at
> > > >> >>>
> > >
> >
> org.jboss.netty.channel.AbstractChannel.write(AbstractChannel.java:259)
> > > >>
> > > >> >>> at
> > > >> >>
> org.comet.classes.IdleHandler.channelIdle(IdleHandler.java:31)
> > > >> >>> at
> > > >> >>>
> > > >> >>
> > > >>
> > >
> >
> org.jboss.netty.handler.timeout.IdleStateAwareChannelHandler.handleUpstream(IdleStateAwareChannelHandler.java:46)
>
> > >
> > > >>
> > > >> >>
> > > >> >>> at
> > > >> >>>
> > > >> >>
> > > >>
> > >
> >
> org.jboss.netty.handler.timeout.IdleStateHandler.channelIdle(IdleStateHandler.java:324)
>
> > >
> > > >>
> > > >> >>
> > > >> >>> at
> > > >> >>>
> > > >> >>
> > > >>
> > >
> >
> org.jboss.netty.handler.timeout.IdleStateHandler$WriterIdleTimeoutTask.run(IdleStateHandler.java:382)
>
> > >
> > > >>
> > > >> >>
> > > >> >>> at
> > > >> >>>
> > > >> >>
> > > >>
> > >
> >
> org.jboss.netty.util.HashedWheelTimer$HashedWheelTimeout.expire(HashedWheelTimer.java:519)
>
> > >
> > > >>
> > > >> >>
> > > >> >>> at
> > > >> >>>
> > > >> >>
> > > >>
> > >
> >
> org.jboss.netty.util.HashedWheelTimer$Worker.notifyExpiredTimeouts(HashedWheelTimer.java:440)
>
> > >
> > > >>
> > > >> >>
> > > >> >>> at
> > > >> >>>
> > > >> >>
> > > >>
> > >
> >
> org.jboss.netty.util.HashedWheelTimer$Worker.run(HashedWheelTimer.java:379)
> > > >> >>> at java.lang.Thread.run(Thread.java:662)
> > > >> >>>
> > > >> >>> public class IdleHandler extends
> > IdleStateAwareChannelHandler {
> > > >> >>> public void channelIdle(ChannelHandlerContext ctx,
> > > >> IdleStateEvent
> > > >> >> e) {
> > > >> >>> HttpResponse response = new
> > DefaultHttpResponse(HTTP_1_1,
> > >
> > > >> OK);
> > > >> >>>
> > response.setContent(ChannelBuffers.copiedBuffer("{}",
> > > >> >>> CharsetUtil.UTF_8));
> > > >> >>> response.setHeader(CONTENT_TYPE, "text/plain;
> > > >> charset=UTF-8");
> > > >> >>> response.setHeader(CONTENT_LENGTH,
> > > >> >>> response.getContent().readableBytes());
> > > >> >>>
> > response.setHeader("Access-Control-Allow-Origin", "*");
> > > >> >>> ChannelFuture future =
> > e.getChannel().write(response);
> > > >> >>> future.addListener(ChannelFutureListener.CLOSE);
>
> > > >> >>> }
> > > >> >>> }
> > > >> >>>
> > > >> >>> On Mon, May 30, 2011 at 3:16 PM, Norman Maurer-2 [via
> > Netty Forums
> > > and
> > > >> >>> Mailing Lists]<[hidden email]<
> > > >> http://user/SendEmail.jtp?type=node&node=6419124&i=0
> > <http://user/SendEmail.jtp?type=node&node=6419124&i=0>>>
> > > >> >> wrote:
> > > >> >>>
> > > >> >>>> Can you post the stacktrace and your code?
> > > >> >>>>
> > > >> >>>> Thanks
> > > >> >>>> Norman
> > > >> >>>>
> > > >> >>>> 2011/5/30, jsia24<[hidden email]<
> > > >> >> http://user/SendEmail.jtp?type=node&node=6418081&i=0
> > <http://user/SendEmail.jtp?type=node&node=6418081&i=0>>>:
> > > >> >>>>
> > > >> >>>>
> > > >> >>>>> Hi ,
> > > >> >>>>>
> > > >> >>>>> When I try to send a response on the IdleHandler,
> > it is
> > > >> producing
> > > >> >> an
> > > >> >>>>> error: cannot send more responses than requests. Could
> > anyone
> > > help
> > > >> on
> > > >> >>>> how
> > > >> >>>>> to resolve this?
> > > >> >>>>>
> > > >> >>>>> --
> > > >> >>>>> View this message in context:
> > > >> >>>>>
> > > >> >>>>
> > > >> >>
> > > >>
> > >
> >
> http://netty-forums-and-mailing-lists.685743.n2.nabble.com/Error-on-writeRequested-tp6418009p6418009.html
> > > >> >>>>> Sent from the Netty User Group mailing list archive at
> > Nabble.com.
> > >
> > > >> >>>>> _______________________________________________
> > > >> >>>>> netty-users mailing list
> > > >> >>>>> [hidden email]<
> > > http://user/SendEmail.jtp?type=node&node=6418081&i=1
> > <http://user/SendEmail.jtp?type=node&node=6418081&i=1>>
> > > >>
> > > >> >>>>> https://lists.jboss.org/mailman/listinfo/netty-users
> > > >> >>>>>
> > > >> >>>> _______________________________________________
> > > >> >>>> netty-users mailing list
> > > >> >>>> [hidden email]<
> > > http://user/SendEmail.jtp?type=node&node=6418081&i=2
> > <http://user/SendEmail.jtp?type=node&node=6418081&i=2>>
> > > >> >>>> https://lists.jboss.org/mailman/listinfo/netty-users
> > > >> >>>>
> > > >> >>>>
> > > >> >>>> ------------------------------
> > > >> >>>> If you reply to this email, your message will be added
> > to the
> > > >> >> discussion
> > > >> >>>> below:
> > > >> >>>>
> > > >> >>>>
> > > >> >>
> > > >> >>>>
> > > >> >>>>
> > > >> >>>
> > > >> >>>
> > > >> >>> --
> > > >> >>> View this message in context:
> > > >> >>
> > > >>
> > >
> >
> http://netty-forums-and-mailing-lists.685743.n2.nabble.com/Error-on-writeRequested-tp6418009p6418985.html
> > > >> >>
> > > >> >>> Sent from the Netty User Group mailing list archive at
> > Nabble.com.
> > > >> >>> _______________________________________________
> > > >> >>> netty-users mailing list
> > > >> >>> [hidden
> > email]<http://user/SendEmail.jtp?type=node&node=6419124&i=1
> > <http://user/SendEmail.jtp?type=node&node=6419124&i=1>>
> > >
> > > >> >>> https://lists.jboss.org/mailman/listinfo/netty-users
> > > >> >>
> > > >> >>
> > > >> >> --
> > > >> >> Trustin Lee, http://gleamynode.net/
> > > >> >> _______________________________________________
> > > >> >> netty-users mailing list
> > > >> >> [hidden
> > email]<http://user/SendEmail.jtp?type=node&node=6419124&i=2
> > <http://user/SendEmail.jtp?type=node&node=6419124&i=2>>
> > >
> > > >> >> https://lists.jboss.org/mailman/listinfo/netty-users
> > > >> >> what we call human nature in actuality is human habit
> > > >> >> http://gleamynode.net/
> > > >> >>
> > > >> >>
> > > >> >> ------------------------------
> > > >> >> If you reply to this email, your message will be added to
> the
> > > >> discussion
> > > >> >> below:
> > > >> >>
> > > >> >>
> > > >>
> > > >> >>
> > > >> >>
> > > >> >
> > > >> >
> > > >> > --
> > > >> > View this message in context:
> > > >>
> > >
> >
> http://netty-forums-and-mailing-lists.685743.n2.nabble.com/Error-on-writeRequested-tp6418009p6419138.html
> > > >>
> > > >> > Sent from the Netty User Group mailing list archive at
> > Nabble.com.
> > > >> > _______________________________________________
> > > >> > netty-users mailing list
> > > >> > [hidden email]
> > <http://user/SendEmail.jtp?type=node&node=6419159&i=1
> > <http://user/SendEmail.jtp?type=node&node=6419159&i=1>>
> > >
> > > >> > https://lists.jboss.org/mailman/listinfo/netty-users
> > > >>
> > > >>
> > > >> --
> > > >> Trustin Lee, http://gleamynode.net/
> > > >> _______________________________________________
> > > >> netty-users mailing list
> > > >> [hidden email]
> > <http://user/SendEmail.jtp?type=node&node=6419159&i=2
> > <http://user/SendEmail.jtp?type=node&node=6419159&i=2>>
> > > >> https://lists.jboss.org/mailman/listinfo/netty-users
> > > >> what we call human nature in actuality is human habit
> > > >> http://gleamynode.net/
> > > >>
> > > >>
> > > >> ------------------------------
> > > >> If you reply to this email, your message will be added to the
> > > discussion
> > > >> below:
> > > >>
> > > >>
> > >
> > > >>
> > > >>
> > > >
> > > >
> > > > --
> > > > View this message in context:
> > >
> >
> http://netty-forums-and-mailing-lists.685743.n2.nabble.com/Error-on-writeRequested-tp6418009p6419169.html
> > >
> > > > Sent from the Netty User Group mailing list archive at
> Nabble.com.
> > > > _______________________________________________
> > > > netty-users mailing list
> > > > [hidden email]
> > <http://user/SendEmail.jtp?type=node&node=6419199&i=2
> > <http://user/SendEmail.jtp?type=node&node=6419199&i=2>>
> > > > https://lists.jboss.org/mailman/listinfo/netty-users
> > > >
> > >
> > > _______________________________________________
> > > netty-users mailing list
> > > [hidden email]
> > <http://user/SendEmail.jtp?type=node&node=6419199&i=3
> > <http://user/SendEmail.jtp?type=node&node=6419199&i=3>>
> > > https://lists.jboss.org/mailman/listinfo/netty-users
> > >
> > >
> > > ------------------------------
> > > If you reply to this email, your message will be added to the
> > discussion
> > > below:
> > >
> > >
> >
> http://netty-forums-and-mailing-lists.685743.n2.nabble.com/Error-on-writeRequested-tp6418009p6419199.html
> > > To unsubscribe from Error on writeRequested, click
> > here<
> <
> > >
> > >
> >
> >
> > --
> > View this message in context:
> >
> http://netty-forums-and-mailing-lists.685743.n2.nabble.com/Error-on-writeRequested-tp6418009p6419211.html
> > Sent from the Netty User Group mailing list archive at Nabble.com.
> > _______________________________________________
> > netty-users mailing list
> > [hidden email]<http://user/SendEmail.jtp?type=node&node=6419401&i=4><mailto:[hidden
> email] <http://user/SendEmail.jtp?type=node&node=6419401&i=5>>
> > https://lists.jboss.org/mailman/listinfo/netty-users
> >
> >
> >
> >
> > _______________________________________________
> > netty-users mailing list
> > [hidden email] <http://user/SendEmail.jtp?type=node&node=6419401&i=6>
> > https://lists.jboss.org/mailman/listinfo/netty-users
>
>
> --
> Trustin Lee, http://gleamynode.net/
> _______________________________________________
> netty-users mailing list
> [hidden email] <http://user/SendEmail.jtp?type=node&node=6419401&i=7>
> https://lists.jboss.org/mailman/listinfo/netty-users
> what we call human nature in actuality is human habit
> http://gleamynode.net/
>
>
> ------------------------------
> If you reply to this email, your message will be added to the discussion
> below:
>
> http://netty-forums-and-mailing-lists.685743.n2.nabble.com/Error-on-writeRequested-tp6418009p6419401.html
> To unsubscribe from Error on writeRequested, click here<http://netty-forums-and-mailing-lists.685743.n2.nabble.com/template/NamlServlet.jtp?macro=unsubscribe_by_code&node=6418009&code=anNpYTE4QGdtYWlsLmNvbXw2NDE4MDA5fDE0MTk5NTMxMjM=>.
>
>
--
View this message in context: http://netty-forums-and-mailing-lists.685743.n2.nabble.com/Error-on-writeRequested-tp6418009p6419424.html
Sent from the Netty User Group mailing list archive at Nabble.com.
More information about the netty-users
mailing list