我正在嘗試第一次使用JSF,但我不明白JSF的JSP taglibs。JSP或XHTML? PWC6228:不允許在模板文本正文中使用#{...}
下的Eclipse(靛藍),當我創建一個新的JSP文件,我可以一些模板中進行選擇:
- 新的JavaServer Faces(JSF)頁(HTML)
- 新的JavaServer Faces(JSF)頁(XHTML)
- 新的JavaServer Faces(JSF)頁面(XHTML,XML語法)
- ...
HTML模板使用<%@ taglib prefix="..." uri="..." %>
而xhtml模板使用<html xmlns:...="...">
。
當我選擇XHTML模板JSF標籤庫似乎因爲當我使用<h:outputText value="#{bean.beanMethod}" />
我收到異常時,不支持:
[#| 2012-10-04T10:51:45.734 + 0200 |警告| glassfish3。 1.1 | javax.enterprise.system.container.web.com.sun.enterprise.web | _ThreadID = 39; _ThreadName = Thread-2; | ApplicationDispatcher [/ testjsf] PWC1231:servlet jsp的Servlet.service()拋出異常 org .apache.jasper.JasperException:/b.jsp(14,25)PWC6228:不允許在模板文本正文中使用#{...}。 at org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:81) at org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:376) at org.apache.jasper.compiler。 ErrorDispatcher.jspError(ErrorDispatcher.java:188) at org.apache.jasper.compiler.Validator $ ValidateVisitor.visit(Validator.java:755) at org.apache.jasper.compiler.Node $ ELExpression.accept(Node。 java:947) at org.apache.jasper.compiler.Node $ Nodes.visit(Node.java:2297) at org.apache.jasper.compiler.Node $ Visitor.visitBody(Node.java:2347) at org.apache.jasper.compiler.Node $ Visitor.visit(Node.java:2353) at org.apache.jasper.compiler.Node $ Root.accept(Node.java:499) at org.ap ache.jasper.compiler.Node $ Nodes.visit(Node.java:2297) at org.apache.jasper.compiler.Validator.validate(Validator.java:1882) at org.apache.jasper.compiler.Compiler。生成Java(Compiler.java:223) at org.apache.jasper.compiler.Compiler.compile(Compiler.java:451) at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:625) at org。 apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:374) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:492) at org.apache.jasper.servlet.JspServlet.service( (HttpServlet.java:847) at org.apache.catalina.core.StandardWrapper.service(StandardWrapper .java:1539) at org.apache.catalina.core.ApplicationDispatcher.doInvoke(ApplicationDispatcher.java:787) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:649) at org.apache .catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:483) at org.apache.catalina.core.ApplicationDispatcher.doDispatch(ApplicationDispatcher.java:454) at org.apache.catalina.core.ApplicationDispatcher.dispatch(ApplicationDispatcher .java:350) at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:300) at com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl。(JspViewHandlingStrategy.java:154) at com.sun.faces.application.view.JspViewHandlingStrategy.buildView com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:100) at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) at com.sun.faces.lifecycle.LifecycleImpl。 render(LifecycleImpl.java:139) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:594) at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1539) at org。 apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:281) at org.apache.catalina.core.St andardContextValve.invoke(StandardContextValve.java:175) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:655) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:595) 在com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:98) 在com.sun.enterprise.web.PESessionLockingStandardPipeline.invoke(PESessionLockingStandardPipeline.java:91) 在org.apache.catalina.core。 StandardHostValve.invoke(StandardHostValve.java:162) 在org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:330) 在org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:231) at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:174) at com.sun.grizzly.http.ProcessorTask.invokeAdapter(ProcessorTask.java:828) at com.sun.grizzly.http.ProcessorTask.doProcess(ProcessorTask.java:725) at com.sun.grizzly.http。 ProcessorTask.process(ProcessorTask.java:1019) 在com.sun.grizzly.http.DefaultProtocolFilter.execute(DefaultProtocolFilter.java:225) 在com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:137) 在com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:104) at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:90) at com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain。 java:79) at com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:54) at com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:59) at com.sun.grizzly.ContextTask.run(ContextTask.java:71) at com.sun.grizzly.util.AbstractThreadPool $ Worker。的doWork(AbstractThreadPool.java:532) 在com.sun.grizzly.util.AbstractThreadPool $ Worker.run(AbstractThreadPool.java:513) 在java.lang.Thread.run(Thread.java:722)
使用html模板,它可以工作。
那麼如何使用JSF與xhtml模板?
它的工作原理使用:
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:h="http://java.sun.com/jsf/html">
和
<%@ taglib uri="http://java.sun.com/jsf/html" prefix="h" %>
<%@ taglib uri="http://java.sun.com/jsf/core" prefix="f" %>
在一起,但我相信,宣佈xmlns
將取代<%@ taglib %>
指令?
謝謝您的幫助
好吧,它使用.xhtml頁面而不是.jsp文件。爲什麼要這樣做? –