users@grizzly.java.net

Re: Question about close notification implementation

From: Survivant 00 <survivant00_at_gmail.com>
Date: Wed, 26 Nov 2008 12:25:03 -0500

yes thanks, I wasn't sure. I didn't though about the SocketException when
the client disconnect.. I'm not proud now :(



2008/11/26 Jeanfrancois Arcand <Jeanfrancois.Arcand_at_sun.com>

> Salut,
>
> Survivant 00 wrote:
>
>> JF, can you answer this one ?
>>
>
> Sure. You can always cc the submitter (his java.net id) works as a relay
> for his normal email.
>
>
>> How is this feature implemented?
>> Do you report a local connection close event when someone requests the
>> socket to close,
>>
>
> like I said in the [ann] email, when the remote client close the
> connection, ConnectionCloseHandler.remotlyClosed() will be invoked *first*,
> then locallyClosed() will follow. When the framework detect a remote
> connection closed, it always make sure the SelectionKey is finished properly
> and eventually invoke SelectionKeyHandler.close(). That's the reason why
> locallyClosed is always invoked after remotlyClosed.
>
> and report a remote connection close event when you get
>
>> an exception during a read?
>>
>
> That doesn't make a difference in the code. When a remote connection is
> closed, two things could happens:
>
> (1) I/O operations return -1 (read/write)
> (2) I/O operations throws IOException (Win32)
>
> in both case the remotlyClosed() will be called.
>
> Does that help?
>
> A+
>
> -- Jeanfrancois
>
>
>
>>
>>
>> ---------- Forwarded message ----------
>> From: ** <foo_at_bar.com <mailto:foo_at_bar.com>>
>> Date: 2008/11/26
>> Subject: [Sebastien Dionne's Blog] New Comment Posted to 'Grizzly : How to
>> be notify when a client disconnect'
>> To: survivant00_at_gmail.com <mailto:survivant00_at_gmail.com>
>>
>>
>> A new comment has been posted on your blog Sebastien Dionne&#39;s Blog, on
>> entry #10801 (Grizzly : How to be notify when a client disconnect).
>>
>>
>> View this comment: <
>> http://weblogs.java.net/blog/survivant/archive/2008/11/grizzly_how_to.html
>> >
>> Edit this comment: <
>> http://weblogs.java.net/mt/mt.cgi?__mode=view&blog_id=474&_type=comment&id=52119<
>> http://weblogs.java.net/mt/mt.cgi?__mode=view&blog_id=474&_type=comment&id=52119
>> >>
>>
>> IP Address: 64.125.132.43 <http://64.125.132.43>
>> Name: heaththegreat
>> Email Address: foo_at_bar.com <mailto:foo_at_bar.com>
>> URL:
>> Comments:
>>
>> How is this feature implemented?
>> Do you report a local connection close event when someone requests the
>> socket to close, and report a remote connection close event when you get an
>> exception during a read?
>>
>> --
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>>
>>
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