问题页面:
<%@ taglib uri="http://java.sun.com/jsf/core" prefix="f"%> <%@ taglib uri="http://java.sun.com/jsf/html" prefix="h"%> <%@ page import="java.util.Calendar"%> <%@ page import="java.text.SimpleDateFormat"%> <link href="css/table-style.css" rel="stylesheet" type="text/css" /> <html> <f:view> <head> <title>JSF 2.0 + Spring + Hibernate Example</title> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> </head> <body> <h1>JSF + Spring + Hibernate</h1> <h:form> <h:dataTable value="#{customer.customerList}" var="c" styleClass="order-table" headerClass="order-table-header" rowClasses="order-table-odd-row,order-table-even-row"> <h:column> <f:facet name="header"> <h:outputText value="Customer ID" /> </f:facet> <h:outputText value="#{c.customerId}"></h:outputText> </h:column> <h:column> <f:facet name="header"> <h:outputText value="Name" /> </f:facet> <h:outputText value="#{c.name}"></h:outputText> </h:column> <h:column> <f:facet name="header"> <h:outputText value="Address" /> </f:facet> <h:outputText value="#{c.address}"></h:outputText> </h:column> <h:column> <f:facet name="header"> <h:outputText value="Created Date" /> </f:facet> <h:outputText value="#{c.createdDate}"></h:outputText> </h:column> </h:dataTable> </h:form> <h2>Add New Customer</h2> <h:form> <h:panelGrid columns="3"> Name : <h:inputText id="name" value="#{customer.name}" size="20" required="true" label="Name"> </h:inputText> <h:message for="name" style="color:red" /> Address : <h:inputTextarea id="address" value="#{customer.address}" cols="30" rows="10" required="true" label="Address"> </h:inputTextarea> <h:message for="address" style="color:red" /> </h:panelGrid> <h:commandButton value="Submit" action="#{customer.addCustomer()}" /> </h:form> </body> </f:view> </html>
solutions:
1.project-->right click->properties->project Facets->add JavaServer Faces.
then refresh and rebuild project again and again until the errors disappear.
or
2.changed your jsp page to xhtml,then modified the page taglib using the below snap:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xmlns:h="http://java.sun.com/jsf/html" xmlns:f="http://java.sun.com/jsf/core" xmlns:ui="http://java.sun.com/jsf/facelets">
done;