openjpa-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Patrick Linskey" <plins...@gmail.com>
Subject Re: Does anyone meet the conflict values in version column?
Date Tue, 18 Sep 2007 12:51:53 GMT
> So far, my understanding on setting of the version field is a qualified
> field(Integer, Long or DateType) with annotation @Version. Is this the one
> you mentioned as manually setting?

There is (presumably) some field in your object that is marked as
@Version. Are you assigning a value to that field?

-Patrick

On 9/17/07, Gene Woo <genewoo@gmail.com> wrote:
> Hi,
>
> I have no idea about that "manually setting the version field in your
> application".
>
> So far, my understanding on setting of the version field is a qualified
> field(Integer, Long or DateType) with annotation @Version. Is this the one
> you mentioned as manually setting?
>
> Thanks,
>
> Gene.
>
> On 9/18/07, Patrick Linskey <plinskey@gmail.com> wrote:
> >
> > Hi,
> >
> > Are you manually setting the version field in your application?
> >
> > -Patrick
> >
> > On 9/17/07, Gene Woo <genewoo@gmail.com> wrote:
> > > Hi,
> > >
> > > I got the following error messages from application server. I am very
> > > confused on that. Because this is an isolated entity without any
> > > relationship to the rest of entities.
> > >
> > > <4|true|0.9.7> org.apache.openjpa.persistence.InvalidStateException:
> > Attempt
> > > to set column "event.update_version" to two different values: (class
> > > java.lang.Integer)"2", (class java.lang.Integer)"3" This can occur when
> > you
> > > fail to set both sides of a two-sided relation between objects, or when
> > you
> > > map different fields to the same column, but you do not keep the values
> > of
> > > these fields in synch.
> > >
> > > Note: This update_version is a mapped-super class's property:     @
> > > Version@Column(name = "update_version")    private Integer _version;
> > >
> > > And I found the code only performed query and new/persist object. Not
> > intent
> > > to update or merge object.
> > >
> > > The error was found before perform query. As you know, system will flush
> > > before query. Here is the stack trace:
> > >
> > >         at org.apache.openjpa.jdbc.sql.PrimaryRow.setObject(
> > PrimaryRow.java
> > > :335)
> > >         at org.apache.openjpa.jdbc.sql.RowImpl.setObject(RowImpl.java
> > :501)
> > >         at
> > kodo.jdbc.meta.strats.ColumnPerLockGroupVersionStrategy.update(
> > > ColumnPerLockGroupVersionStrategy.java:166)
> > >         at org.apache.openjpa.jdbc.meta.Version.update(Version.java:294)
> > >         at
> > > org.apache.openjpa.jdbc.kernel.AbstractUpdateManager.updateIndicators(
> > > AbstractUpdateManager.java:308)
> > >         at org.apache.openjpa.jdbc.kernel.AbstractUpdateManager.update(
> > > AbstractUpdateManager.java:291)
> > >         at
> > > org.apache.openjpa.jdbc.kernel.AbstractUpdateManager.populateRowManager(
> > > AbstractUpdateManager.java:149)
> > >         at org.apache.openjpa.jdbc.kernel.AbstractUpdateManager.flush(
> > > AbstractUpdateManager.java:82)
> > >         at org.apache.openjpa.jdbc.kernel.AbstractUpdateManager.flush(
> > > AbstractUpdateManager.java:69)
> > >         at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.flush(
> > > JDBCStoreManager.java:511)
> > >         at org.apache.openjpa.kernel.DelegatingStoreManager.flush(
> > > DelegatingStoreManager.java:127)
> > >         at org.apache.openjpa.datacache.DataCacheStoreManager.flush(
> > > DataCacheStoreManager.java:506)
> > >         at org.apache.openjpa.kernel.DelegatingStoreManager.flush(
> > > DelegatingStoreManager.java:127)
> > >         at org.apache.openjpa.kernel.BrokerImpl.flush(BrokerImpl.java
> > :1970)
> > >         at org.apache.openjpa.kernel.BrokerImpl.flushSafe(
> > BrokerImpl.java
> > > :1868)
> > >         at org.apache.openjpa.kernel.BrokerImpl.flush(BrokerImpl.java
> > :1639)
> > >         at org.apache.openjpa.kernel.QueryImpl.isInMemory(QueryImpl.java
> > > :948)
> > >         at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java
> > :782)
> > >         at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java
> > :761)
> > >         at org.apache.openjpa.kernel.DelegatingQuery.execute(
> > > DelegatingQuery.java:528)
> > >         at org.apache.openjpa.persistence.QueryImpl.execute(
> > QueryImpl.java
> > > :222)
> > >         at org.apache.openjpa.persistence.QueryImpl.getSingleResult(
> > > QueryImpl.java:282)
> > >
> > > --
> > > Best Regards,
> > >
> > > Gene Wu
> > >
> >
> >
> > --
> > Patrick Linskey
> > 202 669 5907
> >
>
>
>
> --
> Best Regards,
>
> Gene Woo
>


-- 
Patrick Linskey
202 669 5907

Mime
View raw message