.
Modification have been tested with millions of locks / thousands of keys.
May you post the code with a little comments cleanup ;-)
Regards.
On 3/9/07, Armin Waibel [EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
Hi all,
Well, our team experiment some memory leaks using the LockManager
Hi all,
Well, our team experiment some memory leaks using the LockManager in remote
mode, with the servlet and so, the LockManagerRemoteImpl.
It seems that, after a while, in the LockManagerInMemoryImpl (use by
LMRemoteImpl), some LockObject instances are stored in the static HashMap
keyLockMap
JIRA is post.
On 12/15/06, Armin Waibel [EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
Hi,
Ye, we get rid of those dead locks.
Congratulation!
Actually, OJB does not cause anything to have Oracle dead locks!!
Phew!
Many
applications can have dead locks without any lines
.
-Original Message-
From: Armin Waibel [mailto:[EMAIL PROTECTED]
Sent: 15 December 2006 01:24
To: OJB Users List
Subject: Re: Which class to modify to clock sql statements ?
Bruno CROS wrote:
Hi,
Well, i just want to mesure the time a sql statement takes
to be post
(sql
in documentation.
Regards.
Thanks for help.
On 12/8/06, Armin Waibel [EMAIL PROTECTED] wrote:
Bruno CROS wrote:
No. I don't known how to write such a test. But i have an idea where it
occurs in the persistent graph.
I use locks on OJB master object (at start of transaction) when possible
(even
Hi,
Well, i just want to mesure the time a sql statement takes to be post (sql
commit too). I looked a bit in broker.accesslayer package and in
StatementForClassImpl.java. Is it the right place to do this ?
May be someone wrote an implementation?
Working with 1.0.4
Thanks for advices.
Hi,
Just one question.
Using ODMG, if deletePersistent(o) is called from the Impl.getDatabase(),
how SQL DELETE query post can be done with the other INSERT/UPDATE in
the same SQL transaction without refering THE transaction? Why ODMG delete
object tutorial talk about deletePersitent way,
.
On 12/8/06, Bruno CROS [EMAIL PROTECTED] wrote:
Hi,
Just one question.
Using ODMG, if deletePersistent(o) is called from the Impl.getDatabase(),
how SQL DELETE query post can be done with the other INSERT/UPDATE in
the same SQL transaction without refering THE transaction? Why ODMG delete
Hi,
On 12/8/06, Armin Waibel [EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
Hi,
I'm experiencing some troubles about deletePersistent usage when running
ODMG transactions. The most of the issues is an Oracle dead lock.
ORA-00060.
I'm looking for what can be wrong, and don't find
Hi,
I'm experiencing some troubles about deletePersistent usage when running
ODMG transactions. The most of the issues is an Oracle dead lock. ORA-00060.
I'm looking for what can be wrong, and don't find. Error occurs
on production server, never on developpement servers !!
To summarize, the
Well, try notExists criteria and a subquery on Group returning anything
ligth of Group (key field by example)
Bruno.
On 12/6/06, Josef Wagner [EMAIL PROTECTED] wrote:
Hello List,
I want to have all Users, which are not in a Group
Here my repository:
class-descriptor
, find out how to flush with PB API (post queries without commit).
Regards
On 6 Dec 2006 18:15:07 -, Virgo Smart [EMAIL PROTECTED] wrote:
Hello,
Is there a way to do the same using Persistence Broker APIs ?
Thanks and Regards,
Gautam.
On Wed, 06 Dec 2006 Bruno CROS wrote :
The circular
[EMAIL PROTECTED] wrote:
Hello,
I usually do criteria.addNotExists(subQuery) with
ReportQueryByCriteria subQuery and set subQuery.setAttributes(new
String[] { 1 }), it should be even faster than anything ligth of
Group (key field by example).
Cheers,
Vasily
On 12/7/06, Bruno CROS [EMAIL
again, and again...
Regards
Now, my need would be to getAllBroker from
On 11/13/06, Armin Waibel [EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
Hi,
Just about a little question.
Does PersistenceBrokerFactory.releaseAllInstances() release all cached
objects?
I'm using
Hi,
Just about a little question.
Does PersistenceBrokerFactory.releaseAllInstances() release all cached
objects?
I'm using PersistenceBrokerFactoryDefaultImpl and ObjetCacheDefaultImpl (and
OJB 1.0.4.)
The goal is to force server to reload all OJB mapped objects. Is there a
proper foreseen
Hi,
At start of my project, I remember i did a workaround to translate the
mapping of reflexive relation, but i'm not sure why... so I did it again,
and obtained a PK_VIOLATED exception !
Even i don't known why this couldn't be possible ( i mean without
simulated indirection table, so
Well, do not care about last mail. Reflexive relation works fine if you
don't forget the flush or checkpoint absolutely necessary.
OJB is really a great tool.
Thanks.
On 10/30/06, Bruno CROS [EMAIL PROTECTED] wrote:
Hi,
At start of my project, I remember i did a workaround to translate
and correct handling
for BLOBs 4kB, for 9i or later Oracle versions.
Good luck
cheers
Danilo
Bruno CROS wrote:
Hi all,
Experiencing some MAX OPEN CURSOR oracle errors (ORA -01000) , i'm
looking
for the cursors leaks ( unclosed ResultSet it seems) in code.
I guess that broker queries well close
?
Thanks
On 10/10/06, Bruno CROS [EMAIL PROTECTED] wrote:
Hi,
Here is my connector, Oracle9i yet...
May be i have to set the jdbc-level at 3.0 ?
Referring to this article, it seems that it is a hard to resolve trouble.
http://www.orafaq.com/node/758
Except looking into code, how to check
Hi all,
Experiencing some MAX OPEN CURSOR oracle errors (ORA -01000) , i'm looking
for the cursors leaks ( unclosed ResultSet it seems) in code.
I guess that broker queries well close the result set. So when report
queries results iteration are closed ? on HasNext()==false ?
Is it possible
)
at org.apache.ojb.broker.locking.LockManagerRemoteImpl.performRequest(
LockManagerRemoteImpl.java:335)
at org.apache.ojb.broker.locking.LockManagerRemoteImpl.releaseLock(
LockManagerRemoteImpl.java:193)
... 41 more
On 9/29/06, Armin Waibel [EMAIL PROTECTED] wrote:
Bruno CROS wrote:
Hi,
I
Hi Armin,
I think the classpath (jar) i give for servlet is wrong (server side).
Can you list the jars to be with LockManagerServlet?
Thanks
On 9/29/06, Bruno CROS [EMAIL PROTECTED] wrote:
the EOF is the cause on the client (RemoteImpl client)
the resulting exception
with InMemory. Depends on
application...yes. But what do you think about that ?
Best regards.
Bruno
On 9/28/06, Bruno CROS [EMAIL PROTECTED] wrote:
Hi,
I updated from SVN LockManagerFactory and configure is well called now,
thanks.
the EOFException still remains, it seems there is a problem
Hello,
While waiting for the 1.0.5 release, which files should i get in CVS to
get LockManagerRemoteImpl work?
Thanks Armin
On 1/28/06, Armin Waibel [EMAIL PROTECTED] wrote:
Hi,
is fixed in SVN and will be included in upcoming 1.0.5 maintenance
release.
regards,
Armin
Armin Waibel
Hi,
Once i'va modified constructor of LockManagerRemoteImpl to initialize
lockserver variable, i started to test LockManagerRemoteImpl and get into an
EOFException.
URL sun implementation , release 1.0.4
Thanks
Caused by: java.io.EOFException
at
is it really. I know what serialization is , i did it
(with file), but i can't see where something is wrong in
LockManagerRemoteImpl.
Thanks for any help.
OJB 1.0.4.
Sun JVM 1.4
On 9/28/06, Bruno CROS [EMAIL PROTECTED] wrote:
Hi,
Once i'va modified constructor of LockManagerRemoteImpl
Done
On 7/6/06, Thomas Dudziak [EMAIL PROTECTED] wrote:
On 7/5/06, Bruno CROS [EMAIL PROTECTED] wrote:
I noticed that the proxy keyword can't accept dynamic value.
dynamic
is an accepted value in repository file and seems to be different of
true.
On my setup, dynamic values works fine
Hi all,
I noticed that the proxy keyword can't accept dynamic value. dynamic
is an accepted value in repository file and seems to be different of true.
On my setup, dynamic values works fine with CGLib proxies and,
proxy=true seems to not...
Does someone can confirm this? if it's a
hassle (if autoCommit is 'true' for connections).
regards,
Armin
Can you ligth up me about that.
Thanks.
Regards.
On 5/5/06, Armin Waibel [EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
Hi,
I have a strange behaviour about the second database i use. It seems
assumption, it looks like that, but if
code only reads, i don't known at all how to produce dead lock. I'm going to
look at common-pool settings, if maxIdle is common-pool setting.
regards
On 5/11/06, Armin Waibel [EMAIL PROTECTED] wrote:
Bruno CROS wrote:
Hi Armin,
autoCommit set to 1 does
No idea. All is ok on paper!
http://jakarta.apache.org/commons/pool/apidocs/org/apache/commons/pool/impl/GenericObjectPool.html
On 5/11/06, Bruno CROS [EMAIL PROTECTED] wrote:
when MaxIdle is set to 0, it works well, and the 5 maxActive are
sufficient. No freeze at all
if(shouldDestroy) {
try {
_factory.destroyObject(obj);
} catch(Exception e) {
// ignored
}
}
}
On 5/11/06, Armin Waibel [EMAIL PROTECTED] wrote:
Bruno CROS wrote:
when MaxIdle is set to 0, it works well, and the 5 maxActive
Oops, it's me.
Sorry
On 5/11/06, Bruno CROS [EMAIL PROTECTED] wrote:
Yep, i 'm affraid that _pool.size() is always than -1 !! (the maxIdle),
so shouldDestroy is true, and no pool is added.
May be it's me . Someone can confirm this ?
private void addObjectToPool(Object obj, boolean
developpements are shorter !!
Best regards,
Best regards.
Edson Richter
Bruno CROS escreveu:
Hi Armin,
Thanks for the idea to detect broker leak. It will show some bad coded
methods, even they have been checked : commit never reached, broker not
closed... no commit/abort !!! (find one, arghh
Hi,
I have a strange behaviour about the second database i use. It seems that
using broker = PersistenceBrokerFactory.createPersistenceBroker(rushDb);
always return the same broker/connection.
My connection pool is setup as it have to keep 2 idle connections
available, and it never
didn't find any documentation on that value.
What i known is that, when i put 0 (no limit), it seems there is no more
freeze.
Can you ligth up me about that.
Thanks.
Regards.
On 5/5/06, Armin Waibel [EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
Hi,
I have a strange behaviour about
Hi Armin,
Thanks for the idea to detect broker leak. It will show some bad coded
methods, even they have been checked : commit never reached, broker not
closed... no commit/abort !!! (find one, arghh )
Meanwhile, there was still some open broker detected. When i look into
code, i found some
{
logger.warn(msg);
}
close();
}
}
catch(Throwable ignore)
{
// ignore
}
}
Bruno CROS wrote:
Hi Armin, thanks for solution , but i'm not sure i did get it all !!
Can you confirm solution?
Well, i understand i
) whereas there is no open
transaction?
I do not have idea at all. I will have a lokk Tuesday.
Thanks for your help. Again.
On 4/28/06, Bruno CROS [EMAIL PROTECTED] wrote:
Yep. I did something like... with an immediate catched exception!! it
works...
I add a method
;-) )
Thanks again.
Bye.
On 4/25/06, Armin Waibel [EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
Hi Armin,
Here's is a schematic example :
Consider a service method that returns an object ProductBean.
ProductBean
is not O/R mapped but the reading calls a second method
great.
Imagine : broker xxx, time-out 120 s, borrowed by --- stacktrace ---
I will try it tomorrow, thanks a lot. Armin.
Regards
On 4/25/06, Armin Waibel [EMAIL PROTECTED] wrote:
Bruno CROS wrote:
using proxies ?
Oh, i see now. Proxy opens and closes broker well. that's it ?
I didn't
Hi,
It seems that read objects with a broker, can read related objects by
auto-retrieve set to true despite broker is closed.
I suppose that a getDefaultBroker is done, and the borrowed broker is never
closed (because no reference on it).
Note : This occurred because, application has been
?
return product;
}
return null;
}
I tried to wrap the code of first method with a tx.open() and tx.abort(), to
be sure that broker is released at the end with the abort().
thanks
regards.
On 4/25/06, Armin Waibel [EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
Hi,
It seems
Hi,
I experienced Two Level Cache Impl. Have a look to mail archives about
TwoLevelCacheImpl. Beware of checkpoints inside batch loops. Using
checkpoints make cached objects quantity growing until commit. If you have
to, replace checkpoints by commit/begin.
Did you try the
);
/* Check for unclosed broker and log url path here!! */
}
Jon French
Programmer
ECOS Development Team
[EMAIL PROTECTED]
970-226-9290
Fort Collins Science Center
US Geological Survey
2150 Centre Ave, Building C
Fort Collins, CO 80526-8116
Bruno CROS [EMAIL PROTECTED]
04/19/2006 03:06 PM
Hi all,
I experienced brokers leaks. I checked all the open / close broker methods
and the leaks still remains. ODMG transaction have been checked too.
Those leaks result in PersistentBroker I/O Exception, freezing application.
I would be very happy to known which methods take my
Take in consideration fields with null value. Test ou = cannot be
correctly done with nulls.
In this case you have to write : A isNull OR AB
or A NotNULL AND A==B
Hope this may help you.
Regards.
On 4/13/06, Helder Gaspar Rodrigues [EMAIL PROTECTED] wrote:
Hello everyone, i know that
Rodrigues [EMAIL PROTECTED] wrote:
i tinhk that i have understaood your point of view, but how can i
compare A with B if they are diferents object types?
Thank you
Bruno CROS wrote:
Take in consideration fields with null value. Test ou = cannot be
correctly done with nulls.
In this case you
Hi,
Take care about the loading behaviour with auto-retrieve=true on a reflexive
collection.
Without this consideration, then, querying with alias normally will help to
your error.
++
On 4/7/06, Daniel Perry [EMAIL PROTECTED] wrote:
Is it possible for an object to have a reflexive
Hi,
Inserting a criteria as rownum 2 causes the ORDER BY #n DESC to be ORDER
BY #n . DESC has been lost !!
Anyone confirm ? Have a workaround ?
What's the best way to read only first resultset (or Object) without
iterating the whole collection ?
I suspect some broker-connections troubles on
Auto reply :
Final solution done with normal SQL query.
Solution includes sub queries attribute as well.
++
On 3/22/06, Bruno CROS [EMAIL PROTECTED] wrote:
Hi again,
I 'm desesperatly searching how to produce ReportQuery with a reflexive
virtual relation.
Is it possible to declare
Hi,
A new challenge : build a left and a right outer join. In fact, i think
it's describe as a full outer join in a single reportquery.
Does someone think it's possible with OJB or do i go SQL again ?
Regards
Auto-reply :
SQL again.
On 3/27/06, Bruno CROS [EMAIL PROTECTED] wrote:
Hi,
A new challenge : build a left and a right outer join. In fact, i think
it's describe as a full outer join in a single reportquery.
Does someone think it's possible with OJB or do i go SQL again
Hi all,
first, thanks Armin for the patch, i think will wait 1.0.5 if it will
be released in the month, because i need CLOB changes too.
I'm asking me if it's possible to build an auto join ReportQuery such as :
select A0.id, A1.id FROM table1 A1, table1 A2 where A1.joinColumn1 =
locking)
4. A2.setB(B1)
5. B1.setA(null)
6. delete A1 (markDelete)
7. commit
regards,
Armin
Bruno CROS wrote:
Hi Armin, Hi all.
Well, with a little confusion, we believed that our bug of complex
update
was not one. But it remains.
I'm suspecting a bug of OJB concerning
Hi Armin, Hi all.
Well, with a little confusion, we believed that our bug of complex update
was not one. But it remains.
I'm suspecting a bug of OJB concerning the transcription of the
markDelete in SQL operations.
If I have time, I will try to assemble a demonstrative case of test with
[EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
Our first problem was, that, after commit, P1 was not referencing M in
database. I deduced that after a flush(), new locked objects (before
flush)
can't reference new ones created before flush too (a second time).
Humm,
strange
Oups, a type error at the end of my mail.
I don't think i will test this deeper, because you warned me about doing
this (get object from other broker).
That explains the strange behaviour we had.
Regards.
Sorry for mistake.
On 3/7/06, Bruno CROS [EMAIL PROTECTED] wrote:
Hi Armin. Hi all
Hi all, hi Armin,
I believe i noted a strange behaviour behaviour of new 1.0.4 ODMG
ordering.
Consider JIRA OJB-18. Before 1.0.4 , we used the given workaround. This
means, that we put some flush() in strategical place to avoid all FK
constraints. It worked fine.
Now, with the OJB
(object cloning). But why would we clone this kind of
object, since this is not a primitive type.
Am i on the rigth way ?
Regards.
On 2/28/06, Armin Waibel [EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
Hi,
I need a little documentation on CLOB too.
To start, does
Hi all,
Apparently, 1.0.4 does not support Oracle 10g platform (torque does but not
the OJB runtime)
So, i go on with oracle 9i settings. Does anyone report experience (good or
bad) of that ?
Thanks.
OK. Fine.
I supposed that it was good.
It was just to be sure.
Thanks Thomas.
On 2/21/06, Thomas Dudziak [EMAIL PROTECTED] wrote:
On 2/21/06, Bruno CROS [EMAIL PROTECTED] wrote:
Apparently, 1.0.4 does not support Oracle 10g platform (torque does but
not
the OJB runtime)
So, i go
the same value :(
jakob
Jakob Braeuchi schrieb:
hi bruno,
could you please provide the generated sql ?
jakob
Bruno CROS schrieb:
Hi all,
It seems there is big problem on ReportQuery.
Consider 2 classes, Class_A with property_a and Class_B with
property_b.
Consider
Hi all,
It seems there is big problem on ReportQuery.
Consider 2 classes, Class_A with property_a and Class_B with property_b.
Consider that Class_A is 1:n related to Class_B.
Build a ReportQuery on Class_B, requesting property_b and
classA.property_a. If database field names are the same
Hi all,
I just experienced a strange behaviour of SequenceManagerNextValIpl (I
guess) following migration from OJB 1.0.1 to 1.0.4.
To build an object, i need the value of the id before writing it to the
database So i use
Identity oid =
and CGLib,
convinced it's better, of course.
I answered to you below in blue.
On 2/11/06, Armin Waibel [EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
Hi all, hi Armin,
Using TwoLevelCacheObjectImpl, i experienced some big troubles with a
delete sequence containing some flush
Hi all, hi Armin,
Using TwoLevelCacheObjectImpl, i experienced some big troubles with a
delete sequence containing some flush() to avoid FK constraints errors.
Assume 2 classes A and B, with 1:n relation.
We can resume sequence as this :
- open tx
- read object A
- read collection of
if Customer is never locked, just loaded and
(re)referenced.
Thanks very very much for the answers.
I hope i will not request you anymore help.
Regards.
On 2/6/06, Armin Waibel [EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
About my precedent batch troubles:
In fact, a saw my
Discard my last mail !!
During a while, i was into the body of a bad user. (nightmare)
In fact, I did really change something, something in the setup of OJB even
!!
I was trying to install CGLib, without the jar (Idiot i am)
Sorry.
On 2/7/06, Bruno CROS [EMAIL PROTECTED] wrote:
Help
=dynamic on referenced class.
- I didn't see significant loading chain breaks using CGLib, with
TwoLevelObjectCache. Tell me i'm wrong and that's the only fact of the cache
manager..
Regards
On 2/6/06, Armin Waibel [EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
About my precedent
Waibel [EMAIL PROTECTED] wrote:
Hi Bruno,
Bruno CROS wrote:
i already have patch torque3.1.1.jar. thanks for advice. I've done since
start with the build.xml of ojb-blank.jar (so torque).
I have the right database generated now. That's a good point and i thank
you
all
have
to check all my auto-retrieve !!
...
On 2/6/06, Bruno CROS [EMAIL PROTECTED] wrote:
Well, step by step, i hope that anything will be fine soon.
DB Connections are well mounted, thank you very much again.
So, I tested my batch processes and i noted that log4j trace disappeared.
I
, ...) it's listed in the release-notes and in the docs
(Caching, Inheritance, ...).
Strongly recommended:
http://db.apache.org/ojb/docu/guides/odmg-guide.html
regards,
Armin
Bruno CROS wrote:
Hello,
I now have spent a lot of time debugging 2 batch processing.
First processing
needed ? why oracle does not want to cretae iot !!? It's
amazing.
Thanks for you help.
On 2/3/06, Thomas Dudziak [EMAIL PROTECTED] wrote:
On 2/3/06, Bruno CROS [EMAIL PROTECTED] wrote:
First you will find the ant trace of setup-db task, the torque error is
painted in red.
Second, you
:
Bruno CROS wrote:
Bang in the bull 's eye!!
the embedded dtd was not 3_0_1 but 3_1. I just change the value and it
find
the database.dtd file included en torque.jar
Then i have to add to my build.properties
torque.database.user=
and
torque.database.password=x
PROTECTED] wrote:
On 2/3/06, Bruno CROS [EMAIL PROTECTED] wrote:
i 'm afraid i need to repatch distributed torque-gen-3.1.1.jar to have
TIMESTAMP jdbc type created for java.sql.Date and java.sql.timestampas i
wrote in an old old post. (specific to oracle 9i and older )
You might want
Note that my OJB_DMAP_ENTRIES has not been created !!
On 2/3/06, Bruno CROS [EMAIL PROTECTED] wrote:
i already have patch torque3.1.1.jar. thanks for advice. I've done since
start with the build.xml of ojb-blank.jar (so torque).
I have the right database generated now. That's a good point
Hello,
I now have spent a lot of time debugging 2 batch processing.
First processing creates a simple 1-n couple of object (consider that class
UnityCar refers a class Unity with 1-n relation) . Creation is done like
this :
- tx.begin()
- Unity u = new Unity()
- tx.lock(u, Transaction.WRITE);
-
in
OJB.
However, it might be possible to dynamically change the repository
metadata
to point to the temporary table...
-Original Message-
From: Bruno CROS [mailto:[EMAIL PROTECTED]
Sent: 27 June 2005 10:17
To: OJB Users List
Subject: Re: OJB and temporary tables
Help
Hello,
I did not find any concrete discussings about dealing with temporary
tables with OJB.
My aim is to check some values against records in OJB tables. The
query is a complex join query, with multiple records entries.
Make a query for each check will be too heavy and too long. My first
Hello,
I setup a repository.xml as ojb-blank project
description of my file is below. This file works very well on Tomcat
over windows, but not at all on AIX !
AIX log tells me that No repository is loaded, the parsing seems to
stop in a subfile !! (see below) so OJB starts with empty
Weblogic...
On Fri, 18 Mar 2005 15:10:26 +0100, Martin Kalén [EMAIL PROTECTED] wrote:
Bruno CROS wrote:
I setup a repository.xml as ojb-blank project
description of my file is below. This file works very well on Tomcat
over windows, but not at all on AIX !
This is the third subject
Waouh, was just an awful bad naming. I had forgotten than Windows is
not case sensitive !!! Unix is... argh
the xml database in my repository.xml was named
repository_database_rushDB instead of repository_database_rushDb.
So confuseD. So sorrY. Thanks again for your help.
++
On Fri, 18 Mar
Even if it has been already post, i just want to clarify the tip :
- according to Oracle 9i notes
http://www.oracle.com/technology/tech/java/sqlj_jdbc/htdocs/jdbc_faq.htm#08_01
it's important to note that mapping date attributes such as
java.sql.Time java.util.Date (with hours ...) and even
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