[debutant] - uplaod tomahawk
Bonjour a tous,
Voila, j'ai repris l'exemple telecharger sur le site...
Voila les sources:
Bean:
Code:
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import java.io.IOException;
import org.apache.myfaces.custom.fileupload.UploadedFile;
import javax.faces.context.FacesContext;
/**
* @author Manfred Geiler (latest modification by $Author: grantsmith $)
* @version $Revision: 472610 $ $Date: 2006-11-08 14:46:34 -0500 (Wed, 08 Nov 2006) $
*/
public class FileUploadForm
{
private UploadedFile _upFile;
private String _name = "";
public UploadedFile getUpFile()
{
return _upFile;
}
public void setUpFile(UploadedFile upFile)
{
_upFile = upFile;
}
public String getName()
{
return _name;
}
public void setName(String name)
{
_name = name;
}
public String upload() throws IOException
{
FacesContext facesContext = FacesContext.getCurrentInstance();
facesContext.getExternalContext().getApplicationMap().put("fileupload_bytes", _upFile.getBytes());
facesContext.getExternalContext().getApplicationMap().put("fileupload_type", _upFile.getContentType());
facesContext.getExternalContext().getApplicationMap().put("fileupload_name", _upFile.getName());
return "ok";
}
public boolean isUploaded()
{
FacesContext facesContext = FacesContext.getCurrentInstance();
return facesContext.getExternalContext().getApplicationMap().get("fileupload_bytes")!=null;
}
} |
la page.
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<!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:t="http://myfaces.apache.org/tomahawk"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core"
>
<body>
<f:view>
<h:form id="form1">
<h:outputText value=""/>
<h:outputText value="Fichier"/>
<t:inputFileUpload id="fileupload"
accept="image/*"
value="#{fileUploadForm.upFile}"
storage="file"
styleClass="fileUploadInput"
required="true"
maxlength="200000"/>
<h:message for="fileupload" showDetail="true" />
<f:verbatim><br/></f:verbatim>
<h:outputText value="Name"/>
<h:inputText value="#{fileUploadForm.name}"/>
<h:commandButton value="envoie" action="#{fileUploadForm.upload}" />
</h:form>
</f:view>
</body>
</html> |
resultat.
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Error calling action method of component with id form1:_id9
Caused by:
java.lang.NullPointerException - /envoie.jsp @25,81 action="#{fileUploadForm.upload}": java.lang.NullPointerException
javax.faces.FacesException: Error calling action method of component with id form1:_id9
at org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:72)
at javax.faces.component.UICommand.broadcast(UICommand.java:141)
at javax.faces.component.UIViewRoot._broadcastForPhase(UIViewRoot.java:115)
at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:191)
at org.apache.myfaces.lifecycle.InvokeApplicationExecutor.execute(InvokeApplicationExecutor.java:32)
at org.apache.myfaces.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:105)
at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:80)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:143)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:301)
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.Http11AprProcessor.process(Http11AprProcessor.java:857)
at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:565)
at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1509)
at java.lang.Thread.run(Unknown Source)
Caused by: javax.faces.el.EvaluationException: /envoie.jsp @25,81 action="#{fileUploadForm.upload}": java.lang.NullPointerException
at com.sun.facelets.el.LegacyMethodBinding.invoke(LegacyMethodBinding.java:73)
at org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:61)
... 22 more
Caused by: java.lang.NullPointerException
at util.dataObjet.user.FileUploadForm.upload(FileUploadForm.java:41)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.sun.el.parser.AstValue.invoke(Unknown Source)
at com.sun.el.MethodExpressionImpl.invoke(Unknown Source)
at com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:68)
at com.sun.facelets.el.LegacyMethodBinding.invoke(LegacyMethodBinding.java:69)
... 23 more |
En faite, si j'ai bien compris l'objet upFile est null alors que _name est bien mise a jour....
Je ne trouve pas de piste... surtout que dans l'exemple ça fonctionne. :aie:
Merci d'avance.
