引起异常的javax.faces.FACELETS_VIEW_MAPPINGS

Question

我在JSF应用程序中使用jspx作为视图技术。由于JSF 2.2使用Facelet作为默认视图技术。因此，我在web.xml中指定了javax.faces.FACELETS_VIEW_MAPPINGS。

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0">
    <display-name>BLOCKS</display-name>
    <welcome-file-list>
        <welcome-file>index.html</welcome-file>
        <welcome-file>index.jsp</welcome-file>
    </welcome-file-list>

    <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>
        <url-pattern>*.jspx</url-pattern>
    </servlet-mapping>
    <context-param>
        <param-name>javax.faces.CONFIG_FILES</param-name>
        <param-value>/WEB-INF/faces-config.xml,/WEB-INF/navigation-config.xml</param-value>
    </context-param>
    <context-param>
        <param-name>primefaces.THEME</param-name>
        <param-value>none</param-value>
    </context-param>
    <context-param>
        <description>State saving method: 'client' or 'server' (=default). See JSF Specification 2.5.2</description>
        <param-name>javax.faces.STATE_SAVING_METHOD</param-name>
        <param-value>server</param-value>
    </context-param>
    <context-param>
        <param-name>com.sun.faces.serializeServerState</param-name>
        <param-value>false</param-value>
    </context-param>
    <context-param>
        <param-name>javax.servlet.jsp.jstl.fmt.localizationContext</param-name>
        <param-value>resourcesapplication</param-value>
    </context-param>
    <context-param>
        <param-name>javax.faces.PROJECT_STAGE</param-name>
        <param-value>Production</param-value>
    </context-param>
    <context-param>
        <param-name>javax.faces.FACELETS_SKIP_COMMENTS</param-name>
        <param-value>false</param-value>
    </context-param>
    <context-param>
        <param-name>javax.faces.VALIDATE_EMPTY_FIELDS</param-name>
        <param-value>false</param-value>
    </context-param>
    <context-param>
        <param-name>javax.faces.DEFAULT_SUFFIX</param-name>
        <param-value>.jspx</param-value>
    </context-param>
    <context-param>
        <param-name>javax.faces.FACELETS_VIEW_MAPPINGS</param-name>
        <param-value>*.jspx</param-value>
    </context-param>
    <context-param>
        <param-name>javax.faces.DATETIMECONVERTER_DEFAULT_TIMEZONE_IS_SYSTEM_TIMEZONE</param-name>
        <param-value>true</param-value>
    </context-param>
    <session-config>
        <session-timeout>30</session-timeout>
    </session-config>
</web-app>

但是，在部署时，我遇到了异常-

2018-12-26 18:35:20,009 INFO  [javax.enterprise.resource.webcontainer.jsf.config] (ServerService Thread Pool -- 157) Initializing Mojarra 2.3.5.SP2 for context '/jsfdemo'
2018-12-26 18:35:20,134 SEVERE [javax.enterprise.resource.webcontainer.jsf.config] (ServerService Thread Pool -- 157) Critical error during deployment: : java.lang.UnsupportedOperationException: UT010042: This method cannot be called from a servlet context listener that has been added programatically
at 

...

2018-12-26 18:35:20,178 ERROR [org.jboss.as.controller.management-operation] (External Management Request Threads -- 1) WFLYCTL0013: Operation ("deploy") failed - address: ([("deployment" => "jsfdemo.war")]) - failure description: {"WFLYCTL0080: Failed services" => {"jboss.deployment.unit.\"jsfdemo.war\".undertow-deployment" => "java.lang.RuntimeException: java.lang.RuntimeException: java.lang.UnsupportedOperationException: UT010042: This method cannot be called from a servlet context listener that has been added programatically
Caused by: java.lang.RuntimeException: java.lang.RuntimeException: java.lang.UnsupportedOperationException: UT010042: This method cannot be called from a servlet context listener that has been added programatically
Caused by: java.lang.RuntimeException: java.lang.UnsupportedOperationException: UT010042: This method cannot be called from a servlet context listener that has been added programatically
Caused by: java.lang.UnsupportedOperationException: UT010042: This method cannot be called from a servlet context listener that has been added programatically"}}
2018-12-26 18:35:20,180 ERROR [org.jboss.as.server] (External Management Request Threads -- 1) WFLYSRV0021: Deploy of deployment "jsfdemo.war" was rolled back with the following failure message: 
{"WFLYCTL0080: Failed services" => {"jboss.deployment.unit.\"jsfdemo.war\".undertow-deployment" => "java.lang.RuntimeException: java.lang.RuntimeException: java.lang.UnsupportedOperationException: UT010042: This method cannot be called from a servlet context listener that has been added programatically
Caused by: java.lang.RuntimeException: java.lang.RuntimeException: java.lang.UnsupportedOperationException: UT010042: This method cannot be called from a servlet context listener that has been added programatically
Caused by: java.lang.RuntimeException: java.lang.UnsupportedOperationException: UT010042: This method cannot be called from a servlet context listener that has been added programatically
Caused by: java.lang.UnsupportedOperationException: UT010042: This method cannot be called from a servlet context listener that has been added programatically"}}
2018-12-26 18:35:20,263 INFO  [org.jboss.as.server.deployment] (MSC service thread 1-8) WFLYSRV0028: Stopped deployment jsfdemo.war (runtime-name: jsfdemo.war) in 82ms