Aide pour richfaces

**barzane** · 13/05/2009, 17h41

bonjour je me met à jsf et j'ai commencé par cet exemple qui ne fonctionne pas
quelqu'un pourrait bien m'expliquer pourquoi?

voici mon web.xml:

Code xml :

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<?xml version="1.0"?>
<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_2_5.xsd" id="WebApp_ID" version="2.5">
 
    <display-name>test</display-name>
 
    <description>richfaces test</description>
 
        <context-param>
 
        <param-name>org.richfaces.SKIN</param-name>
 
        <param-value>blueSky</param-value>
 
    </context-param>
 
<filter> 
   <display-name>RichFaces Filter</display-name> 
   <filter-name>richfaces</filter-name> 
   <filter-class>org.ajax4jsf.Filter</filter-class> 
</filter> 
<filter-mapping> 
   <filter-name>richfaces</filter-name> 
   <servlet-name>Faces Servlet</servlet-name> 
   <dispatcher>REQUEST</dispatcher> 
   <dispatcher>FORWARD</dispatcher> 
   <dispatcher>INCLUDE</dispatcher> 
</filter-mapping>
 <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>*.jsf</url-pattern>
    </servlet-mapping>
 <login-config>
<auth-method>BASIC</auth-method>
</login-config>
</web-app>

la mon faces-config.xml:

Code xml :

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<?xml version="1.0" encoding="UTF-8"?>
 
<faces-config xmlns="http://java.sun.com/xml/ns/javaee"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-facesconfig_1_2.xsd"
	version="1.2">
<managed-bean> 
     <managed-bean-name>helloBean</managed-bean-name> 
     <managed-bean-class>rich.HelloBean</managed-bean-class> 
     <managed-bean-scope>request</managed-bean-scope> 
     <managed-property>
<property-name>name</property-name>
<property-class>java.lang.String</property-class>
<value/>
</managed-property>
</managed-bean>
 
</faces-config>

mon bean:

Code :

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package rich;
 
public class HelloBean {
	private String name; 
	public HelloBean(){
		name=" Nobody";
	}
    public String getName() { 
       return name; 
    } 
 
    public void setName(String name) { 
       this.name = name; 
    } 
 
}

J'ai deux pages la pricipale:

--hello.jsp--

Code xml :

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<%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="f"  uri="http://java.sun.com/jsf/core"%>
<%@ taglib prefix="h"  uri="http://java.sun.com/jsf/html"%>
<%@ taglib uri="http://richfaces.org/a4j" prefix="a4j"%>
<%@ taglib uri="http://richfaces.org/rich" prefix="rich"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Ma page richfaces</title>
</head>
<body>
<f:view>
<a4j:form>
<rich:panel header="Test RichFaces" style="width: 350px">
<h:outputText value="Your name: " />
<h:inputText value="#{helloBean.name}" >
<f:validateLength minimum="1" maximum="30" />
</h:inputText>
<a4j:commandButton value="Get greeting" reRender="greeting" />
<h:panelGroup id="greeting" >
<h:outputText value="Hello, " rendered="#{not empty helloBean.name}" />
<h:outputText value="#{helloBean.name}" />
<h:outputText value="!" rendered="#{not empty helloBean.name}" />
</h:panelGroup>
</rich:panel>
</a4j:form>
</f:view>
</body>
</html>

et l'index
--index.jsp--

Code xml :

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<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Refresh" content= "0; URL=hello.jsf"/>
<title>Insert title here</title>
</head>
<body>
	Démarage de l'application...
</body>
</html>

Bien sur les librairies que j'utilises sont:

commons-beanutils-1.7.0.jar
commons-codec-1.3.jar
commons-collections-3.2.jar
commons-digester-1.8.jar
commons-discovery-0.4.jar
commons-logging-1.1.1.jar
myfaces-api-1.2.6.jar
myfaces-impl-1.2.6.jar
standard-1.1.2.jar
jstl-1.2.jar
et les trois jar de richfaces
richfaces-api-3.3.0.GA.jar
richfaces-impl-3.3.0.GA.jar
richfaces-ui-3.3.0.GA.jar

je suis sous windows xp sp2
et donc iexplrer 6.0
lorsque je lance l'application (http://localhost:8080/richtest/index.jsp) je suis correctement dirigé à la page hello.jsf
cependant lorsque je click sur le boutton voici l'erreur obtenue:

An Error Occurred:
Exception while validating component with path : {Component-Path : [Class: org.ajax4jsf.component.AjaxViewRoot,ViewId: /hello.jsp][Class: org.ajax4jsf.component.html.AjaxForm,Id: j_id_jsp_918357331_1][Class: org.richfaces.component.html.HtmlPanel,Id: j_id_jsp_918357331_2][Class: org.richfaces.component.html.HtmlInputText,Id: j_id_jsp_918357331_4]}

Caused by:
org.apache.jasper.el.JspPropertyNotFoundException - /hello.jsp(17,0) '#{helloBean.name}' Target Unreachable, identifier 'helloBean' resolved to null
+- Stack Trace
javax.faces.FacesException: Exception while validating component with path : {Component-Path : [Class: org.ajax4jsf.component.AjaxViewRoot,ViewId: /hello.jsp][Class: org.ajax4jsf.component.html.AjaxForm,Id: j_id_jsp_918357331_1][Class: org.richfaces.component.html.HtmlPanel,Id: j_id_jsp_918357331_2][Class: org.richfaces.component.html.HtmlInputText,Id: j_id_jsp_918357331_4]}
at javax.faces.component.UIInput.validate(UIInput.java:420)
at javax.faces.component.UIInput.processValidators(UIInput.java:185)
at javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:726)
at org.ajax4jsf.component.UIAjaxForm.processValidators(UIAjaxForm.java:80)
at org.ajax4jsf.component.AjaxViewRoot$3.invokeContextCallback(AjaxViewRoot.java:439)
at org.ajax4jsf.component.AjaxViewRoot.processPhase(AjaxViewRoot.java:238)
at org.ajax4jsf.component.AjaxViewRoot.processValidators(AjaxViewRoot.java:455)
at org.apache.myfaces.lifecycle.ProcessValidationsExecutor.execute(ProcessValidationsExecutor.java:32)
at org.apache.myfaces.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:103)
at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:76)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:151)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:178)
at org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:290)
at org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:390)
at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:517)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Unknown Source)
Caused by: org.apache.jasper.el.JspPropertyNotFoundException: /hello.jsp(17,0) '#{helloBean.name}' Target Unreachable, identifier 'helloBean' resolved to null
at org.apache.jasper.el.JspValueExpression.getType(JspValueExpression.java:61)
at org.apache.myfaces.shared_impl.renderkit._SharedRendererUtils.findUIOutputConverter(_SharedRendererUtils.java:58)
at org.apache.myfaces.shared_impl.renderkit.RendererUtils.findUIOutputConverter(RendererUtils.java:391)
at org.apache.myfaces.shared_impl.renderkit.RendererUtils.getConvertedUIOutputValue(RendererUtils.java:752)
at org.apache.myfaces.shared_impl.renderkit.html.HtmlTextRendererBase.getConvertedValue(HtmlTextRendererBase.java:219)
at javax.faces.component.UIInput.getConvertedValue(UIInput.java:455)
at javax.faces.component.UIInput.validate(UIInput.java:399)
... 28 more
+- Component Tree
<AjaxViewRoot id=" immediate=" locale=" renderKitId=" renderRegionOnly=" rendered=" selfRendered=" submitted=" transient=" viewId=">
<AjaxForm ajaxSingle=" ajaxSubmit=" bypassUpdates=" id=" ignoreDupResponses=" limitToList=" prependId=" rendered=" requestDelay=" submitted=" timeout=" transient=">
<HtmlPanel header=" id=" rendered=" style=" transient=">
<HtmlOutputText escape=" id=" rendered=" transient=" value="/>
<HtmlInputText disabled=" id=" immediate=" localValueSet=" maxlength=" readonly=" rendered=" required=" size=" submittedValue=" transient=" valid="/>
<HtmlAjaxCommandButton ajaxSingle=" bypassUpdates=" disabled=" id=" ignoreDupResponses=" immediate=" limitToList=" reRender=" rendered=" requestDelay=" size=" timeout=" transient=" value="/>
<HtmlPanelGroup id=" rendered=" transient=">
<HtmlOutputText escape=" id=" rendered=" transient=" value="/>
<HtmlOutputText escape=" id=" rendered=" transient="/>
<HtmlOutputText escape=" id=" rendered=" transient=" value="/>
</HtmlPanelGroup>
</HtmlPanel>
</AjaxForm>
</AjaxViewRoot>
+- Scoped Variables
Request Parameters Name Value
AJAXREQUEST j_id_jsp_918357331_0
autoScroll
j_id_jsp_918357331_1 j_id_jsp_918357331_1
j_id_jsp_918357331_1:j_id_jsp_918357331_4
j_id_jsp_918357331_1:j_id_jsp_918357331_5 j_id_jsp_918357331_1:j_id_jsp_918357331_5
Request Attributes Name Value
ajaxContext org.ajax4jsf.context.AjaxContextImpl@1c8f91e
Session Attributes Name Value
None
Application Attributes Name Value
None

so c'est koi mon problème?????
Merci de vous y interessé.

**monalisa_smile** · 13/05/2009, 18h48

Bonsoir,
bon j'ai tester ton exemple et ça marche parfaitement.

vraiment j'ai voulu t'aider mais je ne vois pas ou est le problème. en tous cas ton exemple marche.

**barzane** · 15/05/2009, 15h40

Merci monalisa_smile moi meme je suis plutot depassé. Mais s'il te plait tu peux me donner ta configuration. moi comme je l'ai dis je suis sous eclipse ganymede,tomcat 6, et iexplorer 6. Et le truc c'est que je comprend rien au message d'erreur.