JSF integration code for Spring

Glue code works with Sun JSF RI, but throws pack of exceptions, when using
IBM JSF RI, shipped with Rational Application Developer 6.

using JSF dependency injection in faces-config.xml:
<managed-bean>
<managed-bean-name>JsfBean</managed-bean-name>
<managed-bean-class>my.test.JsfBean</managed-bean-class>
<managed-bean-scope>request</managed-bean-scope>
<managed-property>
<property-name>springBeanFactory</property-name>
<value>#{SpringBeanFactory}</value>
</managed-property>
</managed-bean>

where SpringBeanFactory - Spring bean.

Using IBM WebSphere 6 as container.