Annette --
Can we see a snippet of code from the CompareApp where the database read is
happening? ...this may be obvious, but is the ComareApp doing the read
during init?

Rick


Scherer, Annette wrote:
> 
> 
> Hello,
> 
> I have two applications, both working with openJPA 1.0.2
> One of them (CompareApp) compares tabledata and writes differences to a
> file.
> The other (WriteApp) reads the differences from that file and writes them
> to database.
> 
> The data to compare are changed by a third application (ChangeApp) which
> uses EJB2.1 and is not under my control.
> 
> 
> 
> When a user has changed data with ChangeApp, CompareApp does not discover
> the changes. I have to stop and restart CompareApp. Then it works fine.
> But this is not the way, the Application should be used. The differences
> must be recognized without restarting the application.
> 
> I use managed mode. Here is my persistence.xml
> 
> <persistence xmlns="http://java.sun.com/xml/ns/persistence";
>         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
>         xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
> http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd";
>         version="1.0">
>         <persistence-unit name="DomaenenDB">
>                 <provider>
>                        
> org.apache.openjpa.persistence.PersistenceProviderImpl
>                 </provider>
>                
> <jta-data-source>java:comp/env/jdbc/domaenendb</jta-data-source>
>                 <properties>
>                         <property name="openjpa.TransactionMode"
> value="managed"/>
>                         <property name="openjpa.ConnectionFactoryMode"
> value="managed"/>
>                         <property name="openjpa.jdbc.DBDictionary"
> value="db2"/>
>                         <property name="openjpa.jdbc.Schema" value="T7"/>
>                 </properties>
>         </persistence-unit>
> </persistence>
> 
> 
> Can someone give me an advice?
> 
> Thank you
> 
> 
> Annette Scherer
> Abteilung Informatik
> 
> HUK-COBURG
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> 96444 Coburg
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> 

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