问题描述
我正在尝试使用Mojarra 2.2.8,Primefaces 4.0和Omnifaces 1.8.1在我的Glassfish 4.0服务器上设置Omniface的FaceExceptionFilter。
I'm trying to setup the Omniface's FaceExceptionFilter on my Glassfish 4.0 server, using Mojarra 2.2.8, Primefaces 4.0 and Omnifaces 1.8.1.
过滤器和web.xml中的错误页面定义如下:
The filters and error pages in web.xml are defined as follow:
<filter>
<filter-name>facesExceptionFilter</filter-name>
<filter-class>org.omnifaces.filter.FacesExceptionFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>facesExceptionFilter</filter-name>
<servlet-name>Faces Servlet</servlet-name>
</filter-mapping>
<filter>
<filter-name>PrimeFaces FileUpload Filter</filter-name>
<filter-class>org.primefaces.webapp.filter.FileUploadFilter </filter-class>
</filter>
<filter-mapping>
<filter-name>PrimeFaces FileUpload Filter</filter-name>
<servlet-name>Faces Servlet</servlet-name>
</filter-mapping>
<error-page>
<error-code>500</error-code>
<location>/errors/500.xhtml</location>
</error-page>
<error-page>
<error-code>404</error-code>
<location>/errors/404.xhtml</location>
</error-page>
<error-page>
<exception-type>javax.faces.application.ViewExpiredException</exception-type>
<location>/errors/expired.xhtml</location>
</error-page>
<error-page>
<exception-type>java.lang.Throwable</exception-type>
<location>/errors/throwable.xhtml</location>
</error-page>
我尝试通过转到不存在的页面来触发404异常。结果导致以下异常:
I try to trigger the 404 exception by going to an non-existing page. This result in the following exception:
Severe: PWC6117: File "/home/cghislai/Misc/dev/kountos/repo/kountos/jkountos-web/target/tagific-1.0-SNAPSHOT/feesd.jsp" not found
Warning: Servlet.service() for servlet default threw exception
java.lang.IllegalStateException: getWriter() has already been called for this response
at org.apache.catalina.connector.Response.getOutputStream(Response.java:746)
at org.apache.catalina.connector.ResponseFacade.getOutputStream(ResponseFacade.java:206)
at javax.servlet.ServletResponseWrapper.getOutputStream(ServletResponseWrapper.java:142)
at org.apache.catalina.servlets.DefaultServlet.serveResource(DefaultServlet.java:1033)
at org.apache.catalina.servlets.DefaultServlet.doGet(DefaultServlet.java:518)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:687)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1682)
at org.apache.catalina.core.ApplicationDispatcher.doInvoke(ApplicationDispatcher.java:875)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:739)
at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:695)
at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:626)
at org.apache.catalina.core.StandardHostValve.custom(StandardHostValve.java:492)
at org.apache.catalina.core.StandardHostValve.dispatchToErrorPage(StandardHostValve.java:691)
at org.apache.catalina.core.StandardHostValve.status(StandardHostValve.java:376)
at org.apache.catalina.core.StandardHostValve.postInvoke(StandardHostValve.java:234)
at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:359)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:260)
at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:188)
at org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:191)
at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:168)
at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:189)
at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:288)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:206)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:136)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:114)
at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77)
at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:838)
at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:113)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:115)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:55)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:135)
at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:564)
at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:544)
at java.lang.Thread.run(Thread.java:745)
Warning: org.apache.catalina.core.StandardHostValve@a5ebfc0: Exception Processing ErrorPage[errorCode=404, location=/errors/404.xhtml]
java.lang.IllegalStateException: getWriter() has already been called for this response
at org.apache.catalina.connector.Response.getOutputStream(Response.java:746)
at org.apache.catalina.connector.ResponseFacade.getOutputStream(ResponseFacade.java:206)
at javax.servlet.ServletResponseWrapper.getOutputStream(ServletResponseWrapper.java:142)
at org.apache.catalina.servlets.DefaultServlet.serveResource(DefaultServlet.java:1033)
at org.apache.catalina.servlets.DefaultServlet.doGet(DefaultServlet.java:518)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:687)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1682)
at org.apache.catalina.core.ApplicationDispatcher.doInvoke(ApplicationDispatcher.java:875)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:739)
at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:695)
at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:626)
at org.apache.catalina.core.StandardHostValve.custom(StandardHostValve.java:492)
at org.apache.catalina.core.StandardHostValve.dispatchToErrorPage(StandardHostValve.java:691)
at org.apache.catalina.core.StandardHostValve.status(StandardHostValve.java:376)
at org.apache.catalina.core.StandardHostValve.postInvoke(StandardHostValve.java:234)
at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:359)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:260)
at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:188)
at org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:191)
at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:168)
at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:189)
at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:288)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:206)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:136)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:114)
at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77)
at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:838)
at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:113)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:115)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:55)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:135)
at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:564)
at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:544)
at java.lang.Thread.run(Thread.java:745)
我已经在FacesExceptionFilter之前检查了任何可以写入响应的过滤器,并最终禁用了我所有的@WebFilters,但是错误仍然存在。
I've checked any filter that could write to the response before the FacesExceptionFilter, and ended up disabling all my @WebFilters, but the error remains.
感谢任何提示!
推荐答案
如果要将JSF / Facelets页面设置为< error-page>< ; location>
,那么您需要确保< location>
中的URL与< url-
。堆栈跟踪表明 Fa的模式>
cesServlet DefaultServlet
而不是 FacesServlet
被调用,这意味着<$ c $中的URL c>< location> 确实与 FacesServlet $ c的
< url-pattern>
不匹配$ c>。
If you're setting a JSF/Facelets page as <error-page><location>
, then you need to make sure that the URL in <location>
matches the <url-pattern>
of the FacesServlet
. The stack trace indicates that the DefaultServlet
is being invoked instead of FacesServlet
, which means that the URL in <location>
indeed doesn't match the <url-pattern>
of FacesServlet
.
建议直接将 FacesServlet
映射到 *。xhtml
而不是例如 *。jsf
或 / faces / *
,因此您无需摆弄虚拟URL。
It's recommended to map the FacesServlet
directly on *.xhtml
instead of e.g. *.jsf
or /faces/*
, so that you never need to fiddle with virtual URLs.
<servlet-mapping>
<servlet-name>Faces Servlet</servlet-name>
<url-pattern>*.xhtml</url-pattern>
</servlet-mapping>
另请参见:
- JSF Facelets: Sometimes I see the URL is .jsf and sometimes .xhtml. Why?
See also:
这篇关于将Facelets用作<错误页面><位置>。导致IllegalStateException:此响应已调用getWriter()的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持!