Request[/operations] does not contain handler parameter named 'operation'.
Bonjour,
Je ne comprends pourquoi j'ai cette erreur alors que j'ai suivi un tutoriel. voici l'erreur que j'ai :
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|
type Rapport d'exception
message
description Le serveur a rencontré une erreur interne () qui l'a empêché de satisfaire la requête.
exception
javax.servlet.ServletException: javax.servlet.ServletException: Request[/operations] does not contain handler parameter named 'operation'. This may be caused by whitespace in the label text.
org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:286)
org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:449)
javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
cause mère
javax.servlet.ServletException: Request[/operations] does not contain handler parameter named 'operation'. This may be caused by whitespace in the label text.
org.apache.struts.actions.DispatchAction.unspecified(DispatchAction.java:197)
org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:245)
org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:170)
org.apache.struts.chain.commands.servlet.ExecuteAction.execute(ExecuteAction.java:58)
org.apache.struts.chain.commands.AbstractExecuteAction.execute(AbstractExecuteAction.java:67)
org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:51)
org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)
org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:304)
org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)
org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:283)
org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:449)
javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
note La trace complète de la cause mère de cette erreur est disponible dans les fichiers journaux de Apache Tomcat/6.0.10. |
mon fichier de struts :
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| <?xml version="1.0" encoding="ISO-8859-1" ?>
<!DOCTYPE struts-config PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 1.3//EN"
"http://jakarta.apache.org/struts/dtds/struts-config_1_3.dtd">
<struts-config>
<form-beans>
<form-bean name="operationsForm"
type="org.apache.struts.action.DynaActionForm">
<form-property name="operation" type="java.lang.String"/>
<form-property name="reference" type="java.lang.String"/>
</form-bean>
</form-beans>
<global-exceptions>
</global-exceptions>
<action-mappings>
<action path="/operations" type="OperationsAction"
name="operationsForm" scope="request" validate="true" parameter="operation">
<forward name="succes" path="/operations.jsp"/>
</action>
</action-mappings>
<message-resources parameter="messages"></message-resources>
</struts-config> |
web.xml
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| <?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE web-app PUBLIC
"-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
"http://java.sun.com/dtd/web-app_2_3.dtd">
<web-app>
<display-name>StrutsPhoneBook</display-name>
<!-- Standard Action Servlet Configuration -->
<servlet>
<servlet-name>action</servlet-name>
<servlet-class>org.apache.struts.action.ActionServlet</servlet-class>
<init-param>
<param-name>config</param-name>
<param-value>/WEB-INF/struts-config.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<!-- Standard Action Servlet Mapping -->
<servlet-mapping>
<servlet-name>action</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>
<taglib>
<taglib-uri>/WEB-INF/struts-html.tld</taglib-uri>
<taglib-location>/WEB-INF/struts-html.tld</taglib-location>
</taglib>
<taglib>
<taglib-uri>/WEB-INF/struts-bean.tld</taglib-uri>
<taglib-location>/WEB-INF/struts-bean.tld</taglib-location>
</taglib>
<taglib>
<taglib-uri>/WEB-INF/struts-logic.tld</taglib-uri>
<taglib-location>/WEB-INF/struts-logic.tld</taglib-location>
</taglib>
<taglib>
<taglib-uri>/WEB-INF/struts-tiles.tld</taglib-uri>
<taglib-location>/WEB-INF/struts-tiles.tld</taglib-location>
</taglib>
</web-app> |
mon form
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| import org.apache.struts.action.ActionForm;
public class OperationsForm extends ActionForm{
/**
*
*/
private static final long serialVersionUID = 1L;
private String reference;
private String operation;
/**
* @return the operation
*/
public String getOperation() {
return operation;
}
/**
* @param operation the operation to set
*/
public void setOperation(String operation) {
this.operation = operation;
}
/**
* @return the reference
*/
public String getReference() {
return reference;
}
/**
* @param reference the reference to set
*/
public void setReference(String reference) {
this.reference = reference;
}
} |
mon action :
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| import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;
public class OperationsAction extends DispatchAction{
public ActionForward ajouter(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
{
System.out.println("Appel de la methode ajouter()");
return (mapping.findForward("succes"));
}
public ActionForward modifier(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
{
System.out.println("Appel de la methode modifier()");
return (mapping.findForward("succes"));
}
public ActionForward supprimer(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
{
System.out.println("Appel de la methode supprimer()");
return (mapping.findForward("succes"));
}
} |
mon index :
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| <%@ taglib uri="WEB-INF/struts-bean.tld" prefix="bean" %>
<%@ taglib uri="WEB-INF/struts-html.tld" prefix="html" %>
<%@ taglib uri="WEB-INF/struts-logic.tld" prefix="logic" %>
<html>
<head>
<SCRIPT language="javascript" type="text/javascript">
function setOperation(valeur){
document.forms[0].operation.value=valeur;
}
</SCRIPT>
</head>
<body>
<html:form action="operations.do" focusIndex="reference">
<html:hidden property="operation" value="aucune"/>
<bean:message key="form.reference"/><html:text property="reference"/><br/>
<html:submit onclick="setOperation('ajouter')">Ajouter</html:submit><br/>
<html:submit onclick="setOperation('modifier')">Modifier</html:submit><br/>
<html:submit onclick="setOperation('supprimer')">supprimer</html:submit><br/>
</html:form>
</body>
</html> |
Merci de m'aider,
fk04
