我创建了一个managedBean＆amp; .xhtml page.It在jsf 2.1上工作正常，但没有在jsf 2.2上工作。显示错误目标无法访问，标识符'regionMaster'已解析为null
<!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"
xmlns:prime="http://primefaces.org/ui">
<head>
</head>
<ui:composition>
<h:form id="regionMaster" name="regionMaster">
<div id="region">
<table align="center">
<tr>
<td><prime:panel header="Region">
<prime:messages autoUpdate="true" />
<prime:panelGrid style="margin-top:20px">
<prime:row>
<prime:column>
<h:outputLabel for="txtRegionID" value="RegionID" />
</prime:column>
<prime:column colspan="3">
<prime:inputText id="txtRegionID" value="#{regionMaster.regionId}"
label="Region ID" required="true" />
</prime:column>
<prime:column>
<!-- <h:commandButton id="openPopUp" value="..."
target="RegionList.xhtml"
onclick="window.open('RegionList.xhtml','childWindow','status=no,toolbar=no,location=no,menubar=no,resizable = no,width=1008,height=390,scrollbars,left=100,top=50');"
action="#{regionList.xhtml}" />-->
<!-- <prime:commandButton value="View" icon="ui-icon-extlink"
actionListener="#{regionMaster.regionList}" validateClient="false" immediate="true" />-->
<prime:dialog id="basicDialog" header="Basic Dialog"
widgetVar="dlg1">
<h:outputText value="Resistance to PrimeFaces is futile!" />
</prime:dialog>
<prime:commandButton id="basic" value="Basic"
onclick="PF('dlg1').show();" type="button" />
</prime:column>
</prime:row>
<prime:row>
<prime:column>
<h:outputLabel for="txtRegionName" value="RegionName" />
</prime:column>
<prime:column colspan="3">
<prime:inputText id="txtRegionName" value="#{regionMaster.regionName}"
label="Region Name" required="true" />
</prime:column>
</prime:row>
<prime:row>
<prime:column>
</prime:column>
<prime:column colspan="1">
<prime:commandButton action="#{regionMaster.save}"
value="save" />
</prime:column>
<prime:column colspan="1">
<prime:commandButton accesskey="R" alt="Click to Reset"
validateClient="false" immediate="true"
action="#{regionMaster.reset}" value="Reset" />
</prime:column>
<prime:column colspan="1">
<prime:commandButton accesskey="D"
onclick="if (!confirm('Are you sure you want to delete?')) return false"
alt="Click to Delete" actionListener="#{regionMaster.delete}"
validateClient="false" immediate="true" value="delete">
</prime:commandButton>
</prime:column>
</prime:row>
</prime:panelGrid>
</prime:panel></td>
</tr>
</table>
</div>
</h:form>
</ui:composition>
</html>
MyBean是
package com.sst.cms.web.beans;
import javax.faces.bean.RequestScoped;
import org.primefaces.context.RequestContext;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.SessionScoped;
import javax.inject.Named;
@ManagedBean(name="regionMaster",eager=false)
@SessionScoped
@Named("regionMaster")
public class RegionMasterBean implements Serializable {
//private static final FacesMessage RegionList = null;
public RegionMasterBean() {
}
private String regionId;
private String regionName;
private String createdBy;
private Date createdDate;
private String modifiedBy;
private Date modifiedDate;
private String entity;
private ArrayList<RegionMasterBean> regionList;
public String getRegionId() {
System.out.println("Region id======"+regionId);
return regionId;
}
public void setRegionId(String regionId) {
System.out.println("Region id======"+regionId);
this.regionId = regionId;
}
// other getter+setter
public String save(){
System.out.println("Bean is calleddddddddd");
return "SUCCESSFUL";
}
public void reset(){
this.regionId = "";
this.regionName = "";
}
public String delete(){
return "Sucess";
}
// public String setId(){
// System.out.println("Region iddddddddddddd");
//
// FacesContext fc = FacesContext.getCurrentInstance();
// this.regionId = getCountryParam(fc);
//
// return regionId;
// }
//
public ArrayList<RegionMasterBean> regionListLoad(){
regionList = new ArrayList<RegionMasterBean>();
RegionMasterBean dto = new RegionMasterBean();
dto.setRegionId("REG001");
dto.setRegionName("India");
RegionMasterBean dto1 = new RegionMasterBean();
dto1.setRegionId("REG002");
dto1.setRegionName("Afganisthan");
regionList.add(dto);
regionList.add(dto1);
return regionList;
}
public ArrayList<RegionMasterBean> getRegionList() {
return regionList;
}
public void setRegionList(ArrayList<RegionMasterBean> regionList) {
this.regionList = regionList;
}
public String saveSetting(){
System.out.println("this is calleddddddd");
this.regionId = "Roo1";
return regionId;
}
@PostConstruct
public void regionList() {
System.out.println("region list is calledddddddd");
RequestContext.getCurrentInstance().openDialog("RegionList");
System.out.println("region list is calledddddddd");
}
}
它适用于我有jsf 1.2的项目但是当我用jsf 2.2将它添加到一个新项目时它会显示错误