Les selectbox dans struts2 ne fonctionne pas lorsque j'utilise l'interface ModelDriven
Bonjour j'utilise l'interface ModelDriven dans mon application struts2. J'ai un problème au rendu de mes pages contenant des listes déroulantes j'obtiens l'erreur suivante :
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| 19 nov. 2013 11:23:12 org.apache.catalina.core.StandardWrapperValve invoke
GRAVE: "Servlet.service()" pour la servlet jsp a généré une exception
tag 'select', field 'list': The requested list key 'listeItems' could not be resolved as a collection/array/map/enumeration/iterator type. Example: people or people.{name} - [unknown location]
at org.apache.struts2.components.Component.fieldError(Component.java:240)
at org.apache.struts2.components.Component.findValue(Component.java:333)
at org.apache.struts2.components.ListUIBean.evaluateExtraParams(ListUIBean.java:80) |
Je ne sais pas comment résoudre cela donc si quelqu’un pouvait m'aider cela serai génial...
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| <?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
<constant name="struts.devMode" value="false" />
<constant name="struts.action.extension" value="do" />
<constant name="struts.custom.i18n.resources" value="com.omb.i18n.StrutsResourceBundle" />
<constant name="struts.objectFactory" value="org.apache.struts2.spring.StrutsSpringObjectFactory" />
<constant name="struts.objectFactory.spring.autoWire" value="name" />
<constant name="struts.i18n.encoding" value="ISO-8859-1" />
<constant name="struts.i18n.reload" value="false" />
<constant name="struts.configuration.xml.reload" value="false" />
<constant name="struts.locale" value="fr" />
<constant name="struts.multipart.maxSize" value="100000000000" />
<constant name="struts.enable.SlashesInActionNames" value="true" />
<constant name="struts.mapper.alwaysSelectFullNamespace" value="false"/>
<constant name="struts.codebehind.classSuffix" value="Controller"/>
<constant name="struts.codebehind.action.checkImplementsAction" value="false"/>
<constant name="struts.codebehind.action.checkAnnotation" value="false"/>
<constant name="struts.codebehind.action.defaultMethodName" value="index"/>
<constant name="struts.configuration.classpath.defaultParentPackage" value="rest-default" />
<package name="default" extends="tiles-default" namespace="/">
<interceptors>
<interceptor name="params-filter"
class="com.opensymphony.xwork2.interceptor.ParameterFilterInterceptor" />
<interceptor-stack name="defaultStack">
<interceptor-ref name="exception" />
<interceptor-ref name="alias" />
<interceptor-ref name="servletConfig" />
<interceptor-ref name="i18n" />
<interceptor-ref name="chain" />
<interceptor-ref name="modelDriven" />
<interceptor-ref name="fileUpload">
<param name="maximumSize">11204928</param>
</interceptor-ref>
<interceptor-ref name="staticParams" />
<interceptor-ref name="conversionError" />
<interceptor-ref name="params" />
<interceptor-ref name="prepare" />
<interceptor-ref name="basicStack"/>
<interceptor-ref name="validation" />
<interceptor-ref name="workflow" />
</interceptor-stack>
</interceptors>
<default-interceptor-ref name="defaultStack" />
<global-results>
<result name="technicalError" type="chain">
errorAction
</result>
<result name="sessionInvalidError" type="tiles">
sessionInvalid
</result>
<result name="blank" type="tiles">blank</result>
</global-results>
<global-exception-mappings>
<exception-mapping exception="java.lang.Exception"
result="technicalError" />
<exception-mapping
exception="com.omb.service.exception.UserSessionInvalidException"
result="sessionInvalidError" />
</global-exception-mappings>
</package>
<package name="omb" extends="default" namespace="/omb">
<action name="doAction" class="myAction" method="{1}">
<result name="success" type="redirectAction">
<param name="namespace">/omb</param>
<param name="actionName">displayResult</param>
</result>
<result name="error" type="redirectAction">
<param name="namespace">/error</param>
<param name="actionName">displayError</param>
</result>
</action>
</package>
</struts> |
MyAction.java
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| package com.omb.actions;
public class MyAction extends ActionSupport implements ModelDriven<MyModel>{
private MyModel myModel = new MyModel();
public MyModel getModel() {
return myModel;
}
public String execute() throws Exception {
myModel.add(new Item("A", "Item A"));
myModel.add(new Item("B", "Item B"));
return SUCCESS;
}
public MyModel getMyModel() {
return this.myModel;
}
public void setMyModel(MyModel myModel) {
this.myModel = myModel;
}
} |
Item.java
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| package com.omb.modele;
import java.util.ArrayList;
import java.util.List;
import com.omb.item.Item;
public class MyModel {
private String idItem;
private List<Item> listeItems = new ArrayList<Item>();
public String getIdItem() {
return this.idItem;
}
public void setIdItem(String idItem) {
this.idItem = idItem;
}
public List<Item> getListeItems() {
return this.listeItems;
}
public void setListeItems(List<Item> listeItems) {
this.listeItems = listeItems;
}
} |
JSP :
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| <%@ taglib prefix="s" uri="/struts-tags"%>
<table width="100%">
<tr>
<td><label><s:property value="%{getText('label')}" /></label></td>
</tr>
<tr>
<td><s:select id="idSelectItem"
emptyOption="true" list="listeItems" value="idItem"
listKey="id" listValue="label" />
</td>
</tr>
</table> |
