JSF primefaces session view expired 会话失效后页面跳转

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns="http://xmlns.jcp.org/xml/ns/javaee"
    xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
    version="3.1">
    <servlet>
        <servlet-name>Faces Servlet</servlet-name>
        <servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
        <load-on-startup>1</load-on-startup>
    </servlet>
    <servlet-mapping>
        <servlet-name>Faces Servlet</servlet-name>
        <url-pattern>/faces/*</url-pattern>
    </servlet-mapping>
    <welcome-file-list>
        <welcome-file>/faces/index.xhtml</welcome-file>
    </welcome-file-list>

    <context-param>
        <param-name>primefaces.THEME</param-name>
        <param-value>omega</param-value>
    </context-param>

    <context-param>
        <param-name>javax.faces.FACELETS_SKIP_COMMENTS</param-name>
        <param-value>true</param-value>
    </context-param>

    <context-param>
        <param-name>javax.faces.PROJECT_STAGE</param-name>
        <param-value>Development</param-value>
    </context-param>

    <!-- web fonts -->
    <mime-mapping>
        <extension>eot</extension>
        <mime-type>application/vnd.ms-fontobject</mime-type>
    </mime-mapping>
    <mime-mapping>
        <extension>otf</extension>
        <mime-type>font/opentype</mime-type>
    </mime-mapping>
    <mime-mapping>
        <extension>ttf</extension>
        <mime-type>application/x-font-ttf</mime-type>
    </mime-mapping>
    <mime-mapping>
        <extension>woff</extension>
        <mime-type>application/x-font-woff</mime-type>
    </mime-mapping>
    <mime-mapping>
        <extension>svg</extension>
        <mime-type>image/svg+xml</mime-type>
    </mime-mapping>

    <error-page>
        <exception-type>javax.faces.application.ViewExpiredException</exception-type>
        <location>/faces/index.xhtml</location>
    </error-page>
    <context-param>
        <param-name>org.ajax4jsf.handleViewExpiredOnClient</param-name>
        <param-value>true</param-value>
    </context-param>

    <context-param>
        <param-name>com.sun.faces.numberOfViewsInSession</param-name>
        <param-value>50</param-value>
    </context-param>
    <context-param>
        <param-name>com.sun.faces.numberOfLogicalViews</param-name>
        <param-value>50</param-value>
    </context-param>
</web-app>

faces-config.xml

<?xml version='1.0' encoding='UTF-8'?>
<faces-config version="2.2"
              xmlns="http://xmlns.jcp.org/xml/ns/javaee"
              xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
              xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-facesconfig_2_2.xsd">

    <application>
        <action-listener>org.primefaces.application.DialogActionListener</action-listener>
        <navigation-handler>org.primefaces.application.DialogNavigationHandler</navigation-handler>
        <view-handler>org.primefaces.application.DialogViewHandler</view-handler>
        <locale-config>
            <default-locale>zh_CN</default-locale>
        </locale-config>
        <el-resolver>org.primefaces.application.exceptionhandler.PrimeExceptionHandlerELResolver</el-resolver>
        <resource-bundle>
            <base-name>build</base-name>
            <var>build</var>
        </resource-bundle>
    </application>

    <factory>
        <exception-handler-factory>org.primefaces.application.exceptionhandler.PrimeExceptionHandlerFactory</exception-handler-factory>
    </factory>

</faces-config>