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Posted to dev@mina.apache.org by "ncanis2 (JIRA)" <ji...@apache.org> on 2009/10/26 04:17:00 UTC

[jira] Created: (DIRMINA-742) Mina doesn't call sessionClosed(IoSession session) method.

Mina doesn't call sessionClosed(IoSession session) method.
----------------------------------------------------------

                 Key: DIRMINA-742
                 URL: https://issues.apache.org/jira/browse/DIRMINA-742
             Project: MINA
          Issue Type: Bug
          Components: Core
    Affects Versions: 2.0.0-RC1
         Environment: XP
            Reporter: ncanis2


It is mina 2.0.0RC1 in my project.

My problem is:

Client was connected with server.
But, when server was exited suddenly, client couldn't call sessionClosed() method.



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[jira] Commented: (DIRMINA-742) When session is closed, DefaultIoFilterChain is in deadlock.

Posted by "Emmanuel Lecharny (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/DIRMINA-742?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12801449#action_12801449 ] 

Emmanuel Lecharny commented on DIRMINA-742:
-------------------------------------------

You might have a deadlock somewhere else in your code. The DefaultIoFilterChain just switch a flag indicating that the session is now closed.

Can you provide your code ?

A thread dump could help too to know where the lock resides.

> When session is closed, DefaultIoFilterChain is in deadlock.
> ------------------------------------------------------------
>
>                 Key: DIRMINA-742
>                 URL: https://issues.apache.org/jira/browse/DIRMINA-742
>             Project: MINA
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 2.0.0-RC1
>         Environment: XP
>            Reporter: ncanis2
>             Fix For: 2.0.0-RC2
>
>
> It is mina 2.0.0RC1 in my project.
> My problem is:
> Client was connected with server.
> But, when server was exited suddenly, client couldn't call sessionClosed() method.
> DefaultIoFilterChain.java
> public void fireSessionClosed() {
>         // Update future.
>         try {
>             session.getCloseFuture().setClosed();   <= This is problem. deadlock invoked..
>         } catch (Throwable t) {
>             fireExceptionCaught(t);
>         }
>         // And start the chain.
>         Entry head = this.head;
>         callNextSessionClosed(head, session);
>     }

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[jira] Updated: (DIRMINA-742) When session is closed, DefaultIoFilterChain is in deadlock.

Posted by "Emmanuel Lecharny (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/DIRMINA-742?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Emmanuel Lecharny updated DIRMINA-742:
--------------------------------------

    Fix Version/s:     (was: 2.0.0-RC2)
                   2.0.0

> When session is closed, DefaultIoFilterChain is in deadlock.
> ------------------------------------------------------------
>
>                 Key: DIRMINA-742
>                 URL: https://issues.apache.org/jira/browse/DIRMINA-742
>             Project: MINA
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 2.0.0-RC1
>         Environment: XP
>            Reporter: ncanis2
>             Fix For: 2.0.0
>
>
> It is mina 2.0.0RC1 in my project.
> My problem is:
> Client was connected with server.
> But, when server was exited suddenly, client couldn't call sessionClosed() method.
> DefaultIoFilterChain.java
> public void fireSessionClosed() {
>         // Update future.
>         try {
>             session.getCloseFuture().setClosed();   <= This is problem. deadlock invoked..
>         } catch (Throwable t) {
>             fireExceptionCaught(t);
>         }
>         // And start the chain.
>         Entry head = this.head;
>         callNextSessionClosed(head, session);
>     }

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[jira] Closed: (DIRMINA-742) When session is closed, DefaultIoFilterChain is in deadlock.

Posted by "Emmanuel Lecharny (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/DIRMINA-742?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Emmanuel Lecharny closed DIRMINA-742.
-------------------------------------

    Resolution: Fixed

Ok thanks !

Closing the issue then.

> When session is closed, DefaultIoFilterChain is in deadlock.
> ------------------------------------------------------------
>
>                 Key: DIRMINA-742
>                 URL: https://issues.apache.org/jira/browse/DIRMINA-742
>             Project: MINA
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 2.0.0-RC1
>         Environment: XP
>            Reporter: ncanis2
>             Fix For: 2.0.0-RC2
>
>
> It is mina 2.0.0RC1 in my project.
> My problem is:
> Client was connected with server.
> But, when server was exited suddenly, client couldn't call sessionClosed() method.
> DefaultIoFilterChain.java
> public void fireSessionClosed() {
>         // Update future.
>         try {
>             session.getCloseFuture().setClosed();   <= This is problem. deadlock invoked..
>         } catch (Throwable t) {
>             fireExceptionCaught(t);
>         }
>         // And start the chain.
>         Entry head = this.head;
>         callNextSessionClosed(head, session);
>     }

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[jira] Updated: (DIRMINA-742) When session is closed, DefaultIoFilterChain is in deadlock.

Posted by "ncanis2 (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/DIRMINA-742?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ncanis2 updated DIRMINA-742:
----------------------------

    Description: 
It is mina 2.0.0RC1 in my project.

My problem is:

Client was connected with server.
But, when server was exited suddenly, client couldn't call sessionClosed() method.


DefaultIoFilterChain.java

public void fireSessionClosed() {
        // Update future.
        try {
            session.getCloseFuture().setClosed();   <= This is problem. deadlock invoked..
        } catch (Throwable t) {
            fireExceptionCaught(t);
        }

        // And start the chain.
        Entry head = this.head;
        callNextSessionClosed(head, session);
    }

  was:
It is mina 2.0.0RC1 in my project.

My problem is:

Client was connected with server.
But, when server was exited suddenly, client couldn't call sessionClosed() method.



        Summary: When session is closed, DefaultIoFilterChain is in deadlock.  (was: Mina doesn't call sessionClosed(IoSession session) method.)

> When session is closed, DefaultIoFilterChain is in deadlock.
> ------------------------------------------------------------
>
>                 Key: DIRMINA-742
>                 URL: https://issues.apache.org/jira/browse/DIRMINA-742
>             Project: MINA
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 2.0.0-RC1
>         Environment: XP
>            Reporter: ncanis2
>
> It is mina 2.0.0RC1 in my project.
> My problem is:
> Client was connected with server.
> But, when server was exited suddenly, client couldn't call sessionClosed() method.
> DefaultIoFilterChain.java
> public void fireSessionClosed() {
>         // Update future.
>         try {
>             session.getCloseFuture().setClosed();   <= This is problem. deadlock invoked..
>         } catch (Throwable t) {
>             fireExceptionCaught(t);
>         }
>         // And start the chain.
>         Entry head = this.head;
>         callNextSessionClosed(head, session);
>     }

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[jira] Commented: (DIRMINA-742) When session is closed, DefaultIoFilterChain is in deadlock.

Posted by "ncanis2 (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/DIRMINA-742?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12802196#action_12802196 ] 

ncanis2 commented on DIRMINA-742:
---------------------------------

I think this problem was fixed.

when I used below code, the problem was invoked.
if(session!=null && session.isConnected()) {
				session.getCloseFuture().addListener(new IoFutureListener() {
					@Override
					public void operationComplete(IoFuture future) {
						if(dc.isDisposed()==false) {
							dc.dispose();
						}
					}
				});
			}


Now, I delete the code, after that my problem is perfectly doing work.

You shoud close this Issue.
Thank you.

> When session is closed, DefaultIoFilterChain is in deadlock.
> ------------------------------------------------------------
>
>                 Key: DIRMINA-742
>                 URL: https://issues.apache.org/jira/browse/DIRMINA-742
>             Project: MINA
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 2.0.0-RC1
>         Environment: XP
>            Reporter: ncanis2
>             Fix For: 2.0.0-RC2
>
>
> It is mina 2.0.0RC1 in my project.
> My problem is:
> Client was connected with server.
> But, when server was exited suddenly, client couldn't call sessionClosed() method.
> DefaultIoFilterChain.java
> public void fireSessionClosed() {
>         // Update future.
>         try {
>             session.getCloseFuture().setClosed();   <= This is problem. deadlock invoked..
>         } catch (Throwable t) {
>             fireExceptionCaught(t);
>         }
>         // And start the chain.
>         Entry head = this.head;
>         callNextSessionClosed(head, session);
>     }

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[jira] Updated: (DIRMINA-742) When session is closed, DefaultIoFilterChain is in deadlock.

Posted by "Emmanuel Lecharny (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/DIRMINA-742?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Emmanuel Lecharny updated DIRMINA-742:
--------------------------------------

    Fix Version/s: 2.0.0-RC2

This need to be investigated and fixed

> When session is closed, DefaultIoFilterChain is in deadlock.
> ------------------------------------------------------------
>
>                 Key: DIRMINA-742
>                 URL: https://issues.apache.org/jira/browse/DIRMINA-742
>             Project: MINA
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 2.0.0-RC1
>         Environment: XP
>            Reporter: ncanis2
>             Fix For: 2.0.0-RC2
>
>
> It is mina 2.0.0RC1 in my project.
> My problem is:
> Client was connected with server.
> But, when server was exited suddenly, client couldn't call sessionClosed() method.
> DefaultIoFilterChain.java
> public void fireSessionClosed() {
>         // Update future.
>         try {
>             session.getCloseFuture().setClosed();   <= This is problem. deadlock invoked..
>         } catch (Throwable t) {
>             fireExceptionCaught(t);
>         }
>         // And start the chain.
>         Entry head = this.head;
>         callNextSessionClosed(head, session);
>     }

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