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From Aaron Smuts <asm...@yahoo.com>
Subject Re: JDBC not working as expected
Date Fri, 15 Aug 2008 01:33:04 GMT
Good.  Sorry about the bug.  We really need to formally deprecate the group code, if it isn't
already.

Cheers,

Aaron


--- On Thu, 8/14/08, danparker <daniel.parker@chordiant.com> wrote:

> From: danparker <daniel.parker@chordiant.com>
> Subject: Re: JDBC not working as expected
> To: jcs-users@jakarta.apache.org
> Date: Thursday, August 14, 2008, 2:45 PM
> Aaron
> 
> Your right it was the groups that caused the issue. As soon
> as I took out
> the groups the JDBCDiskCache started working. It was
> basically an exception
> whilst prepare statement the exception that was going
> uncaught. It was
> getting the element attributes which in this case were
> group related and it
> was expecting.
> 
> * Case closed * 
> 
> Thanks for your help. We've been grappling with
> failover for our production
> environment.
> 
> 
> 
> Aaron Smuts wrote:
> > 
> > Hmmn.  This might be a problem with groups and the
> JDBC disk cache.  I'll
> > have to look into it.  In any case, groups are
> deprecated.  I don't
> > recommend using them.
> > 
> > Aaron
> > 
> > 
> > --- On Wed, 8/13/08, danparker
> <daniel.parker@chordiant.com> wrote:
> > 
> >> From: danparker
> <daniel.parker@chordiant.com>
> >> Subject: Re: JDBC not working as expected
> >> To: jcs-users@jakarta.apache.org
> >> Date: Wednesday, August 13, 2008, 10:02 PM
> >> When I sent the tryBeforeInsert=true and
> MaxPurgatory to 10
> >> and I exceed that
> >> I get the following exception
> >> 
> >> [8/14/08 0:50:21:693 EDT] 000000aa SystemErr     R
> >> Exception in thread
> >>
> "CacheEventQueue.QProcessor-InteractionControllerProcessCache"
> >> java.lang.ClassCastException:
> >> org.apache.jcs.engine.control.group.GroupAttrName
> >> incompatible with
> >> java.lang.String
> >> [8/14/08 0:50:21:693 EDT] 000000aa SystemErr     R
> 	at
> >>
> org.apache.jcs.auxiliary.disk.jdbc.JDBCDiskCache.doesElementExist(JDBCDiskCache.java:392)
> >> [8/14/08 0:50:21:693 EDT] 000000aa SystemErr     R
> 	at
> >>
> org.apache.jcs.auxiliary.disk.jdbc.JDBCDiskCache.doUpdate(JDBCDiskCache.java:244)
> >> [8/14/08 0:50:21:693 EDT] 000000aa SystemErr     R
> 	at
> >>
> org.apache.jcs.auxiliary.disk.AbstractDiskCache$MyCacheListener.handlePut(AbstractDiskCache.java:603)
> >> [8/14/08 0:50:21:693 EDT] 000000aa SystemErr     R
> 	at
> >>
> org.apache.jcs.engine.CacheEventQueue$PutEvent.doRun(CacheEventQueue.java:688)
> >> [8/14/08 0:50:21:693 EDT] 000000aa SystemErr     R
> 	at
> >>
> org.apache.jcs.engine.CacheEventQueue$AbstractCacheEvent.run(CacheEventQueue.java:607)
> >> [8/14/08 0:50:21:693 EDT] 000000aa SystemErr     R
> 	at
> >>
> org.apache.jcs.engine.CacheEventQueue$QProcessor.run(CacheEventQueue.java:575)
> >> 
> >> Aaron Smuts wrote:
> >> > 
> >> > Call get stats and see if the auxiliary is in
> error. 
> >> Look for errors and
> >> > warnings in the logs.  
> >> > 
> >> > Aaron
> >> > 
> >> > 
> >> > --- On Tue, 8/12/08, danparker
> >> <daniel.parker@chordiant.com> wrote:
> >> > 
> >> >> From: danparker
> >> <daniel.parker@chordiant.com>
> >> >> Subject: Re: JDBC not working as expected
> >> >> To: jcs-users@jakarta.apache.org
> >> >> Date: Tuesday, August 12, 2008, 1:52 PM
> >> >> We are using version 1.3.
> >> >> 
> >> >> We've changed DiskUsagePattern to
> >> DiskUsagePatternName
> >> >> but it had not
> >> >> effect. Still nothing in the database.
> >> >> 
> >> >> I'm building a workspace were I can
> test this
> >> >> independant of our load test
> >> >> environment.
> >> >> 
> >> >> 
> >> >> 
> >> >> hanasakijiji wrote:
> >> >> > 
> >> >> > What version of JCS?  Are you seeing
> this
> >> bug?
> >> >> >
> >> >>
> >>
> https://issues.apache.org/jira/browse/JCS-26?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12490995
> >> >> >
> >> >>
> >>
> http://jakarta.apache.org/jcs/apidocs/org/apache/jcs/engine/behavior/ICompositeCacheAttributes.html
> >> >> > *** is short not String - looks like
> they
> >> come from an
> >> >> enum or public
> >> >> > static short ....
> >> >> > 
> >> >> > might try testBeforeInsert=true and
> see if
> >> any selects
> >> >> are hitting the
> >> >> > DB at all from the database logs.
> >> >> > 
> >> >> > Let us know if you find the solution
> and what
> >> it is.
> >> >> > 
> >> >> > 
> >> >> > On Thu, Aug 7, 2008 at 11:25 PM,
> danparker
> >> >> <daniel.parker@chordiant.com>
> >> >> > wrote:
> >> >> >>
> >> >> >>
> >> >>
> >>
> http://www.nabble.com/file/p18884628/cache_FDN_WithJDBC.ccf
> >> >> >> cache_FDN_WithJDBC.ccf
> >> >> >>
> >> >> >> We've got three cache
> regions we want
> >> to have
> >> >> the contents in memory(for
> >> >> >> performance) and spooled out to
> the
> >> database so
> >> >> that we can recover in a
> >> >> >> failover situation. Attached is
> the
> >> configuration
> >> >> file. We are seeing the
> >> >> >> memory cache fill up but nothing
> is going
> >> into the
> >> >> database.
> >> >> >>
> >> >> >> I've set the
> DiskUsagePattern=update
> >> and
> >> >> IsSpool=True - is there
> >> >> >> something
> >> >> >> else I'm missing?
> >> >> >>
> >> >> >>
> >> >> >>
> >> >> >> --
> >> >> >> View this message in context:
> >> >> >>
> >> >>
> >>
> http://www.nabble.com/JDBC-not-working-as-expected-tp18884628p18884628.html
> >> >> >> Sent from the JCS - Users
> mailing list
> >> archive at
> >> >> Nabble.com.
> >> >> >>
> >> >> >>
> >> >> >>
> >> >>
> >>
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> >> >> >>
> >> >> > 
> >> >> >
> >> >>
> >>
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> >> >> > 
> >> >> 
> >> >> -- 
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> >> >>
> >>
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> >> >> Sent from the JCS - Users mailing list
> archive at
> >> >> Nabble.com.
> >> >> 
> >> >> 
> >> >>
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> >> > 
> >> 
> >> -- 
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> >>
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> >> Sent from the JCS - Users mailing list archive at
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> >> 
> >> 
> >>
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> 
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> 
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