CAS3.4.11单点登录集成（1）

CAS客户端web.xml文件

	<!-- CAS:START - Java Client Filters -->
	<filter>
		<filter-name>CasSingleSignOutFilter</filter-name>
		<filter-class>org.jasig.cas.client.session.SingleSignOutFilter</filter-class>
	</filter>
	<filter>
		<filter-name>CasAuthenticationFilter</filter-name>
		<filter-class>org.jasig.cas.client.authentication.AuthenticationFilter</filter-class>
		<init-param>
			<param-name>casServerLoginUrl</param-name>
			<param-value>http://172.16.81.65:8080/cas/login</param-value>
		</init-param>
		<init-param>
			<param-name>serverName</param-name>
			<param-value>172.16.81.65:8080</param-value>
		</init-param>
	</filter>
	<filter>
		<filter-name>CasValidationFilter</filter-name>
		<filter-class>org.jasig.cas.client.validation.Cas20ProxyReceivingTicketValidationFilter</filter-class>
		<init-param>
			<param-name>casServerUrlPrefix</param-name>
			<param-value>http://172.16.81.65:8080/cas</param-value>
		</init-param>
		<init-param>
			<param-name>serverName</param-name>
			<param-value>172.16.81.65:8080</param-value>
		</init-param>
		<init-param>
			<param-name>redirectAfterValidation</param-name>
			<param-value>true</param-value>
		</init-param>
	</filter>
	<!--- CAS:END -->

	<!-- CAS:START - Java Client Filter Mappings -->
	<filter-mapping>
		<filter-name>CasSingleSignOutFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>
	<filter-mapping>
		<filter-name>CasAuthenticationFilter</filter-name>
		<url-pattern>/login.jsp</url-pattern>
	</filter-mapping>
	<filter-mapping>
		<filter-name>CasValidationFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>
	<!-- CAS:END -->

	<!-- CAS:START - Java Client Single Sign Out Listener -->
	<listener>
		<listener-class>org.jasig.cas.client.session.SingleSignOutHttpSessionListener</listener-class>
	</listener>
	<!-- CAS:END -->

获取用户名称

    	org.jasig.cas.client.validation.AssertionImpl impl = (org.jasig.cas.client.validation.AssertionImpl) session.getAttribute("_const_cas_assertion_");
    	Map<String,Object> map = impl.getAttributes();
    	
        String userName = impl.getPrincipal().getName();//(String) session.getAttribute("edu.yale.its.tp.cas.client.filter.user");

<!-- CAS:START - Java Client Filters --> 
<filter> 
<filter-name>CasSingleSignOutFilter</filter-name> 
<filter-class>org.jasig.cas.client.session.SingleSignOutFilter</filter-class> 
</filter> 
<filter> 
<filter-name>CasAuthenticationFilter</filter-name> 
<filter-class>org.jasig.cas.client.authentication.AuthenticationFilter</filter-class> 
<init-param> 
<param-name>casServerLoginUrl</param-name> 
<param-value>http://crm.eeee.com/cas/login</param-value> 
</init-param> 
<init-param> 
<param-name>serverName</param-name> 
<param-value>crm.eeee.com</param-value> 
</init-param> 
</filter> 
<filter> 
<filter-name>CasValidationFilter</filter-name> 
<filter-class>org.jasig.cas.client.validation.Cas20ProxyReceivingTicketValidationFilter</filter-class> 
<init-param> 
<param-name>casServerUrlPrefix</param-name> 
<param-value>http://172.30.198.203/cas</param-value> 
</init-param> 
<init-param> 
<param-name>serverName</param-name> 
<param-value>crm.eeee.com</param-value> 
</init-param> 
<init-param> 
<param-name>redirectAfterValidation</param-name> 
<param-value>true</param-value> 
</init-param> 
</filter> 
<!--- CAS:END --> 

<!-- CAS:START - Java Client Filter Mappings --> 
<filter-mapping> 
<filter-name>CasSingleSignOutFilter</filter-name> 
<url-pattern>*</url-pattern> 
</filter-mapping> 
<filter-mapping> 
<filter-name>CasAuthenticationFilter</filter-name> 
<url-pattern>login.jsp</url-pattern> 
</filter-mapping> 
<filter-mapping> 
<filter-name>CasValidationFilter</filter-name> 
<url-pattern>*</url-pattern> 
</filter-mapping> 
<!-- CAS:END --> 

<!-- CAS:START - Java Client Single Sign Out Listener --> 
<listener> 
<listener-class>org.jasig.cas.client.session.SingleSignOutHttpSessionListener</listener-class> 
</listener> 
<!-- CAS:END -->