Configuración Spring Security 2.04 para LDAP

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:s="http://www.springframework.org/schema/security" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="
       http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
       http://www.springframework.org/schema/security http://www.springframework.org/schema/security/spring-security-2.0.1.xsd">
 
 
	<s:http>
		<s:intercept-url pattern="/" access="IS_AUTHENTICATED_ANONYMOUSLY" />
		<s:intercept-url pattern="/j_spring_security_switch_user"
			access="ROLE_SUPERVISOR" />
		<s:intercept-url pattern="/web/**" access="ROLE_USER" />
		<s:intercept-url pattern="/web/templates/**" access="ROLE_ADMIN" />
		<s:intercept-url pattern="/"
			access="IS_AUTHENTICATED_ANONYMOUSLY" />
		<s:intercept-url pattern="/login.do"
			access="IS_AUTHENTICATED_ANONYMOUSLY" />
		<s:form-login login-page="/login.do" default-target-url='/web/index.do'
			authentication-failure-url="/login.do?login_error=1" />
			 <s:logout
		logout-success-url="/" />
		<s:http-basic />
		<s:anonymous />
		<s:logout />
	</s:http>
 
	<s:ldap-server id="ldapServer" url="ldap://localhost:389/ou=system"
		manager-dn="uid=admin,ou=system" manager-password="test" />
 
	<!--  grop srch base was groups -->
	<s:ldap-authentication-provider
		server-ref="ldapServer" user-search-filter="sAMAccountName={0}"
		user-search-base="" group-role-attribute="cn" group-search-filter="memberOf={0}"
		group-search-base="ou=groups" />
 
	<!-- sAMAccountName java.naming.referrel follow -->
 
	<bean id="contextSource"
		class="org.springframework.security.ldap.DefaultSpringSecurityContextSource">
		<constructor-arg value="ldap://localhost:389/ou=system" />
		<property name="userDn" value="uid=admin,ou=system" />
		<property name="password" value="test" />
	</bean>
 
	<bean id="ldapAuthenticationProvider"
		class="org.springframework.security.providers.ldap.LdapAuthenticationProvider">
		<constructor-arg>
			<bean
				class="org.springframework.security.providers.ldap.authenticator.BindAuthenticator">
				<constructor-arg ref="contextSource" />
				<property name="userSearch" ref="userSearch" />
			</bean>
		</constructor-arg>
		<constructor-arg>
			<bean
				class="org.springframework.security.ldap.populator.DefaultLdapAuthoritiesPopulator">
				<constructor-arg ref="contextSource" />
				<constructor-arg value="cn=users,dc=development,dc=somecompany,dc=com" />
				<property name="convertToUpperCase" value="true" />
				<property name="defaultRole" value="Authenticated" />
				<property name="rolePrefix" value="" />
				<property name="searchSubtree" value="true" />
				<property name="groupSearchFilter" value="(memberUid={0})" />
				<property name="groupRoleAttribute" value="cn" />
			</bean>
		</constructor-arg>
	</bean>
 
	<bean id="userSearch"
		class="org.springframework.security.ldap.search.FilterBasedLdapUserSearch">
		<constructor-arg index="0" value="ou=Users" />
		<constructor-arg index="1" value="(sAMAccountName={0})" />
		<constructor-arg index="2" ref="contextSource" />
		<property name="searchSubtree" value="true" />
	</bean>
 
 
</beans>