Using Hibernate and JDBCTEmplate with same datasource(and connection)

Hi ,

I had a code which uses JDBC Template and I want to convert some of the DAO's to use Hibernatewith same conenction.

Belwo is my application context .xml
<jee:jndi-lookup id="containerManagedDataSource"
jndi-name="jdbc/testDb"
cache="true"
resource-ref="true"
lookup-on-startup="true"
proxy-interface="javax.sql.DataSource"/>


<!-- to enable jaMON SQL monitor, disable the following alias and uncomment the bean definition below -->

<bean id="dataSource"
class="org.springframework.jdbc.datasource.Transac tionAwareDataSourceProxy">

<constructor-arg ref="containerManagedDataSource" />
</bean>


<bean id="sessionFactory"
class="org.springframework.orm.hibernate3.LocalSes sionFactoryBean">
<property name="dataSource" ref="dataSource" />
<property name="configLocation">
<value>classpath:hibernate.cfg.xml</value>
</property>
<property name="configurationClass">
<value>org.hibernate.cfg.AnnotationConfiguration </value>
</property>
<property name="hibernateProperties">
<props>
<prop key="hibernate.dialect">org.hibernate.dialect.Orac le9Dialect</prop>
<prop key="hibernate.show_sql">true</prop>
</props>
</property>
</bean>

<tx:annotation-driven />
<bean id="transactionManager"
class="org.springframework.orm.hibernate3.Hibernat eTransactionManager" >
<property name="sessionFactory" ref="sessionFactory" />
</bean>
I am recieving the below exception

Caused by: java.lang.IllegalStateException: Already value [org.springframework.jdbc.datasource.ConnectionHold er@f2c499] for key [oracle.jdbc.pool.OracleDataSource@152b6f5] bound to thread [http-8080-5]
at org.springframework.transaction.support.Transactio nSynchronizationManager.bindResource(TransactionSy nchronizationManager.java:163)
at org.springframework.orm.hibernate3.HibernateTransa ctionManager.doBegin(HibernateTransactionManager.j ava:526)
... 45 more

Please help