从JSF 1.2迁移到JSF 2.0后UIComponentBase#getRenderer（）中的NPE
我将web应用程序从JSF1.2迁移到JSF2.0。在以前版本中工作的注销页面在JSF2.0中抛出从JSF 1.2迁移到JSF 2.0后UIComponentBase#getRenderer（）中的NPE,jsf,jsf-2,richfaces,Jsf,Jsf 2,Richfaces,我将web应用程序从JSF1.2迁移到JSF2.0。在以前版本中工作的注销页面在JSF2.0中抛出NullPointerException。其余的事情都按预期进行 下面是堆栈跟踪： java.lang.NullPointerException at javax.faces.component.UIComponentBase.getRenderer(UIComponentBase.java:1268) at javax.faces.component.UIComponentBase
NullPointerExceptionjava.lang.NullPointerException
at javax.faces.component.UIComponentBase.getRenderer(UIComponentBase.java:1268)
at javax.faces.component.UIComponentBase.decode(UIComponentBase.java:788)
at org.ajax4jsf.component.AjaxViewRoot$1.invokeRoot(AjaxViewRoot.java:396)
at org.ajax4jsf.component.AjaxViewRoot.processPhase(AjaxViewRoot.java:229)
at org.ajax4jsf.component.AjaxViewRoot.processDecodes(AjaxViewRoot.java:409)
at com.sun.faces.lifecycle.ApplyRequestValuesPhase.execute(ApplyRequestValuesPhase.java:78)
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:312)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:83)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:359)
at org.springframework.security.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:109)
at org.springframework.security.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)
at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371)
at org.springframework.security.ui.SessionFixationProtectionFilter.doFilterHttp(SessionFixationProtectionFilter.java:67)
at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371)
at org.springframework.security.ui.ExceptionTranslationFilter.doFilterHttp(ExceptionTranslationFilter.java:101)
at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371)
at org.springframework.security.providers.anonymous.AnonymousProcessingFilter.doFilterHttp(AnonymousProcessingFilter.java:105)
注销.xhtml<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core">
<head>
<meta http-equiv="Refresh" content="0; URL=#{bean.logoutUrl}"></meta>
</head>
<body>
<p>Logging you out...</p>
</body>
</html>
让你退出