Passing a data source as an OSGi ldap filter

<jaas:config name="karaf">
   <jaas:module 
      className="org.apache.karaf.jaas.modules.jdbc.JDBCLoginModule" 
      flags="required">
      datasource = osgi:javax.sql.DataSource/   \\
         (osgi.jndi.service.name=jdbc/karafdb)
      query.password = SELECT PASSWORD FROM USERS WHERE USERNAME=?
      query.role = SELECT ROLE FROM ROLES WHERE USERNAME=?
   </jaas:module>
</jaas:config>