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Jsf itemLabel="#{client2.nomClient}";:财产';nomClient';在类型java.lang.String上找不到_Jsf_Primefaces - Fatal编程技术网

Jsf itemLabel="#{client2.nomClient}";:财产';nomClient';在类型java.lang.String上找不到

Jsf itemLabel="#{client2.nomClient}";:财产';nomClient';在类型java.lang.String上找不到,jsf,primefaces,Jsf,Primefaces,我将检索selectOneMenu的select值,但当我执行程序时,会出现以下异常: Etat HTTP 500 - /pages/T.xhtml @59,33 itemLabel="#{client2.nomClient}": Property 'nomClient' not found on type java.lang.String 我的看法是: <p:selectOneMenu value="#{ticketBean.maValeur}"

我将检索selectOneMenu的select值,但当我执行程序时,会出现以下异常:

Etat HTTP 500 - /pages/T.xhtml @59,33 itemLabel="#{client2.nomClient}": Property 'nomClient' not found on type java.lang.String
我的看法是:

<p:selectOneMenu value="#{ticketBean.maValeur}" 
                            style="width:210px; height:20px; font-size:10px; font-weight:1px;"
                            required="true" requiredMessage="REQUIRED">
                            <f:selectItem  itemLabel="Select Client"  itemValue=""/>
                            <f:selectItems  value="#{ticketBean.getMesElementsTest()}" var="client2" itemLabel="#{client2.nomClient}" itemValue="#{client2.nomClient}"
                                style="font-size:10px;">
                            </f:selectItems>
这是我最喜欢的getMesElementsTest:

 private static Map<String, Object> mesElementsTest;
    private static ClientDaoImp clientDaoImp= new ClientDaoImp();   
    public static Map<String, Object> getMesElementsTest() {
        mesElementsClient = new LinkedHashMap<String, Object>();
        List<Client> clientlist = clientDaoImp.getAllClients();
        Iterator<Client> i = clientlist.iterator();
        while(i.hasNext()){
            Client client=i.next();
            mesElementsClient.put(client.getNomClient(),client.getNomClient());

        }    
        return mesElementsClient;
    }
私有静态映射mesElementsTest;
私有静态ClientDaoImp ClientDaoImp=新ClientDaoImp();
公共静态映射getMesElementsTest(){
mesElementsClient=新的LinkedHashMap();
List clientlist=clientDaoImp.getAllClients();
迭代器i=clientlist.Iterator();
while(i.hasNext()){
Client=i.next();
mesElementsClient.put(client.getNomClient(),client.getNomClient());
}    
返回mesElementsClient;
}

您只能使用
列表,并具有以下内容:

...
public static List<Client> getMesElementsTest() {
        return clientDaoImp.getAllClients();    
        } 
...
。。。
公共静态列表getMesElementsTest(){
返回clientDaoImp.getAllClient();
} 
...
第页:

...    
<p:selectOneMenu value="#{ticketBean.maValeur}" style="..." required="true" requiredMessage="...">
       <f:selectItem  itemLabel="Select Client"  itemValue=""/>
       <f:selectItems  value="#{ticketBean.getMesElementsTest()}" var="client2" itemLabel="#{client2.nomClient}" itemValue="#{client2.nomClient}" style="...">
    </f:selectItems>
...
。。。
...
而且,这个表单更有效,因为您不需要填充其他数据结构


希望它有帮助

请发布证据证明
{client2}
不是
java.lang.String
的实例。您没有反驳问题中的异常消息。请发布
client2
class的代码。我想没有
nomClient
atribute.@ColdHack客户端2它不是类,它的名称是var我更改了类客户端,但不工作,执行消息仍然可以发布
getMesElementsTest
方法的签名吗?@ColdHack这是签名:private static Map meselementstethk您非常适合您的帮助,但是my problems it not in function it in var=“Client2”类型java.lang.Strings的attribute中找不到视图如果问题仍然存在,请将问题标记为已回答,然后让我们再次尝试解决真正的问题。你试过用我的答案作为例子吗?
...    
<p:selectOneMenu value="#{ticketBean.maValeur}" style="..." required="true" requiredMessage="...">
       <f:selectItem  itemLabel="Select Client"  itemValue=""/>
       <f:selectItems  value="#{ticketBean.getMesElementsTest()}" var="client2" itemLabel="#{client2.nomClient}" itemValue="#{client2.nomClient}" style="...">
    </f:selectItems>
...