Spring security - pre authentication security mapping - Part 2 configuration

<bean id="siteminderFilter" class=

"org.springframework.security.web.authentication.preauth.RequestHeaderAuthenticationFilter">

    <property name="principalRequestHeader" value="SM_USER"/>

    <property name="authenticationManager" ref="authenticationManager" />

    <property name="authenticationDetailsSource" ref="authenticationDetailsSource" />

</bean>



<bean id="authenticationDetailsSource" class="CustomAuthenticationDetailsSource">

    <property name="mappableRolesRetriever">

        <bean class="CustomMappableRolesRetriever">

        </bean>

    </property>

</bean>



<bean id="preauthAuthProvider" class="org.springframework.security.web.authentication.preauth.PreAuthenticatedAuthenticationProvider">

    <property name="preAuthenticatedUserDetailsService">

        <bean class="org.springframework.security.web.authentication.preauth.PreAuthenticatedGrantedAuthoritiesUserDetailsService"></bean>

    </property>

</bean>