openjpa-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Thomas Polliard <tho...@polliard.com>
Subject Re: Confused about why Im getting this error
Date Tue, 19 Jan 2010 17:14:18 GMT
I am not running this from an IDE.  Command line using ant for  
compiles and enhancement but not to run the main doing that by hand

Thanks for looking at my issue
Thomas

Sent from my iPhone

On Jan 19, 2010, at 5:20, Jean-Baptiste BRIAUD -- Novlog <j-b.briaud@novlog.com 
 > wrote:

> Maybe a classpath issue in the IDE project's config ?
>
> On Jan 18, 2010, at 02:15 , Thomas Polliard wrote:
>
>> Doing an example trying to learn OpenJPA and JPA I ran into a  
>> strange problem.
>>
>> java.lang.ClassNotFoundException:  
>> com.arjuna.jta.JTA_TransactionManager
>> java.lang.ClassNotFoundException:  
>> com.bluestone.jta.SaTransactionManagerFactory
>> java.lang.ClassNotFoundException: org.openejb.OpenEJB
>> java.lang.ClassNotFoundException:  
>> com.sun.jts.jta.TransactionManagerImpl
>> java.lang.ClassNotFoundException:  
>> com.inprise.visitransact.jta.TransactionManagerImpl
>>
>>
>> I am not using "Any of these yet for some reason, I am getting this  
>> error"
>>
>> The problem is Only when I run the main program:
>>
>> Main.java
>> package com.trukoda.examples.jpa;
>>
>> import javax.persistence.EntityManager;
>> import javax.persistence.EntityManagerFactory;
>> import javax.persistence.Persistence;
>>
>> public class Main {
>>    public static void main(String[] args) {
>>        EntityManagerFactory factory =  
>> Persistence.createEntityManagerFactory("ExampleJPA");
>>        Account user1 = new Account("polliard");
>>        Account user2 = new Account("mcclung");
>>
>>        Host host1 = new Host("uranium");
>>        Host host2 = new Host("thorium");
>>
>>        EntityManager em = factory.createEntityManager();
>>
>>        em.getTransaction().begin();
>>        em.persist(host1);
>>        em.persist(host2);
>>        em.getTransaction().commit();
>>    }
>> }
>>
>> Any idea why this this would causes classes I am not referencing  
>> from being loaded.
>>
>> I am including the following in my classpath:
>>
>> .:/Users/polliard/Library/Java/Derby/10.5.3.0/derby.jar:/Users/ 
>> polliard/Library/Java/Openjpa/2.0-M3/openjpa-all-2.0.0-M3.jar
>>
>> The two accounts (Account and Host) are basic Entities and the  
>> database gets created without issue using the mappingtool.
>>
>> Thanks for any assistance,
>>
>> Thomas
>

Mime
View raw message