DEBUG [xxxx.xxxx.persistence] (http--0.0.0.0-8080-1) execute $Proxy363.save(whatever.core.entities.XxxAssignedTime@51a8c542)
DEBUG [org.springframework.data.repository.core.support.TransactionalRepositoryProxyPostProcessor$CustomAnnotationTransactionAttributeSource] (http--0.0.0.0-8080-1) Adding transactional method 'save' with attribute: PROPAGATION_REQUIRED,ISOLATION_DEFAULT; ''
DEBUG [org.springframework.beans.factory.support.DefaultListableBeanFactory] (http--0.0.0.0-8080-1) Returning cached instance of singleton bean 'transactionManager'
DEBUG [org.springframework.transaction.jta.JtaTransactionManager] (http--0.0.0.0-8080-1) Participating in existing transaction
INFO  [xxxx.xxxx.impl.BpmnUserBusinessImpl] (http--0.0.0.0-8080-1) Last Assigned Time Updated to *******, Thu Sep 06 15:48:48 ICT 2012

<datasource jta="true" jndi-name="java:jboss/datasources/EngineDS" pool-name="EngineDS" enabled="true" use-java-context="true" use-ccm="true">
    <connection-url>jdbc:oracle:thin:@server:port:****</connection-url>
    <driver>oracle</driver>
    <transaction-isolation>TRANSACTION_READ_COMMITTED</transaction-isolation>
    <pool>
        <min-pool-size>10</min-pool-size>
        <max-pool-size>100</max-pool-size>
        <prefill>true</prefill>
    </pool>
    <security>
        <user-name>****</user-name>
        <password>****</password>
    </security>
    <statement>
        <prepared-statement-cache-size>32</prepared-statement-cache-size>
        <share-prepared-statements>true</share-prepared-statements>
    </statement>
</datasource>
<drivers>
    <driver name="oracle" module="com.oracle.ojdbc6">
        <xa-datasource-class>oracle.jdbc.xa.client.OracleXADataSource</xa-datasource-class>
    </driver>
</drivers>

[...]
<resource-ref id="DS">
 <res-ref-name>EngineDS</res-ref-name>
 <res-type>javax.sql.DataSource</res-type>
 <res-auth>Container</res-auth>
 <res-sharing-scope>Shareable</res-sharing-scope>
 <mapped-name>java:jboss/datasources/EngineDS</mapped-name>
</resource-ref>
[...]

<jpa:repositories base-package="whatever.core.repositories" />
<jee:jndi-lookup id="dataSource" jndi-name="EngineDS" cache="true" resource-ref="true" expected-type="javax.sql.DataSource"/>
<bean id="entityManagerFactory"
    class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
    <property name="dataSource" ref="dataSource" />
<property name="packagesToScan" value="whatever.core.entities" />
<property name="jpaVendorAdapter">
    <bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter">
    <property name="showSql" value="${hibernate.show_sql}" />
    <property name="generateDdl" value="${jpa.generateDdl}" />
    <property name="databasePlatform" value="${jpa.dialect}" />
    </bean>
    </property>
 </bean>

 <tx:annotation-driven />
 <tx:jta-transaction-manager />

 <bean class="org.springframework.orm.jpa.support.PersistenceAnnotationBeanPostProcessor"/>
 <bean class="org.springframework.orm.hibernate4.HibernateExceptionTranslator"/>