Re: This connection has been closed

On 12/05/11 10:10 PM, Magosányi Árpád wrote:
> I am using a cdo server (org.eclipse.emf.cdo) which uses hibernate 
> which uses the postgresql jdbc driver. (9.0.0.801)
> Between two transactions the tcp connection between the cdo server and 
> postgresql went down (my laptop hibernated).
> I got an exception with this cause:
>
> Caused by: org.postgresql.util.PSQLException: This connection has been 
> closed.
>     at 
> org.postgresql.jdbc2.AbstractJdbc2Connection.checkClosed(AbstractJdbc2Connection.java:714)
>     at 
> org.postgresql.jdbc2.AbstractJdbc2Connection.getAutoCommit(AbstractJdbc2Connection.java:680)
>     at 
> org.hibernate.connection.DriverManagerConnectionProvider.getConnection(DriverManagerConnectionProvider.java:127)
>     at 
> org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:446)
>
> This might be related to this issue:
> https://forum.hibernate.org/viewtopic.php?f=1&t=957369
>
> Do we have a hibernate, a postgresql or a CDO issue here? 

offhand, I'd say you need to catch that exception, reinitialize the 
connection, and then recover.


-- 
john r pierce                            N 37, W 122
santa cruz ca                         mid-left coast