<security:custom-filter ref="authenticationFilter"
position="FORM_LOGIN_FILTER" />
<security:logout invalidate-session="true"
logout-url="/j_spring_security_logout" success-handler-ref="logoutHandler" />
<property name="authenticationFailureHandler">
<bean
class="org.springframework.security.web.authentication.SimpleUrlAuthenticationFailureHandler">
<constructor-arg>
<value>/loginFailed.do</value>
</constructor-arg>
</bean>
</property>