Error on writeRequested

[jsia24]

I'm writing a comet server.

On Mon, May 30, 2011 at 9:29 PM, Trustin Lee [via Netty Forums and Mailing
Lists] <ml-node+6419124-1838478020-301197 at n2.nabble.com> 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>>
>  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>>:
> >>
> >>
> >>> 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?
> >>>
> >>> --
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> >>>
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> >
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>
> --
> Trustin Lee, http://gleamynode.net/
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