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<rich:fileUpload> Listener Problem
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created by <a href="http://community.jboss.org/people/yasser_z">yasser zairi</a> in <i>JBoss Tools</i> - <a href="http://community.jboss.org/message/621907#621907">View the full discussion</a>
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<div class="jive-rendered-content"><p>hi </p><p>can anyone please tell me what's wrong with this: </p><p>  the listener methode in my bean:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p> public void listener(UploadEvent event) throws Exception{</p><p>            UploadItem item = event.getUploadItem();</p><p>            fichier=new File("/home/zairi/Bureau/fichiertmp.xls");</p><p>            fichier= item.getFile();</p><p>            fetch(fichier);</p><p>        } </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>the riche faces component :</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><h:form></p><p>        <h:panelGrid columns="2" columnClasses="top,top"></p><p>            <rich:fileUpload addControlLabel="Ajouter..." </p><p>                stopEntryControlLabel="Arreter"</p><p>                uploadControlLabel="Charger"</p><p>                clearControlLabel="Supprimer"</p><p>                clearAllControlLabel="Vider"</p><p>                 fileUploadListener="#{fileUploadBean.listener}"</p><p>                maxFilesQuantity="#{fileUploadBean.uploadsAvailable}" id="upload"</p><p>                immediateUpload="#{fileUploadBean.autoUpload}"</p><p>                acceptedTypes="xls"</p><p>                allowFlash="#{fileUploadBean.useFlash}"></p><p>            </rich:fileUpload></p><p>        </h:panelGrid></p><p>        </p><p>        </p><p>    </h:form></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>my web.xml </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><listener></p><p>        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class></p><p>    </listener></p><p>    <listener></p><p>        <listener-class>org.springframework.web.context.request.RequestContextListener</listener-class></p><p>    </listener></p><p>    <listener></p><p>        <listener-class>com.sun.faces.config.ConfigureListener</listener-class></p><p>    </listener></p><p>    <context-param></p><p>        <param-name>contextConfigLocation</param-name></p><p>        <param-value>classpath:application.context.xml</param-value></p><p>    </context-param></p><p>    </p><p>    <context-param></p><p>        <param-name>org.eclipse.birt.configPath</param-name></p><p>        <param-value>configuration/config.ini</param-value></p><p>    </context-param></p><p>    </p><p>    <servlet></p><p>        <servlet-name>Faces Servlet</servlet-name></p><p>        <servlet-class>javax.faces.webapp.FacesServlet</servlet-class></p><p>    </servlet></p><p>    </p><p>    <servlet-mapping></p><p>        <servlet-name>Faces Servlet</servlet-name></p><p>        <url-pattern>*.jsf</url-pattern></p><p>    </servlet-mapping></p><p>    </p><p>    <filter></p><p>        <filter-name>RichFaces Filter</filter-name></p><p>        <filter-class>org.ajax4jsf.Filter</filter-class></p><p>        <init-param></p><p>            <param-name>createTempFiles</param-name></p><p>            <param-value>false</param-value></p><p>        </init-param></p><p>        <init-param></p><p>            <param-name>maxRequestSize</param-name></p><p>            <param-value>102400</param-value></p><p>        </init-param></p><p>    </filter></p><p>    </p><p>    <filter-mapping></p><p>        <filter-name>RichFaces Filter</filter-name></p><p>        <servlet-name>Faces Servlet</servlet-name></p><p>        <dispatcher>REQUEST</dispatcher></p><p>        <dispatcher>FORWARD</dispatcher></p><p>        <dispatcher>INCLUDE</dispatcher></p><p>    </filter-mapping></p><p>    </p><p>    <login-config></p><p>        <auth-method>BASIC</auth-method></p><p>    </login-config></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>and i get this error :</p><p>ATTENTION: /GestionRef/upload.jsp @30,45 fileUploadListener="#{fileUploadBean.listener}": java.lang.NullPointerException</p><p>javax.faces.el.EvaluationException: /GestionRef/upload.jsp @30,45 fileUploadListener="#{fileUploadBean.listener}": java.lang.NullPointerException</p><p>    at com.sun.facelets.el.LegacyMethodBinding.invoke(LegacyMethodBinding.java:73)</p><p>    at org.richfaces.component.UIFileUpload.broadcast(UIFileUpload.java:190)</p><p>    at org.ajax4jsf.component.AjaxViewRoot.processEvents(AjaxViewRoot.java:329)</p><p>    at org.ajax4jsf.component.AjaxViewRoot.broadcastEventsForPhase(AjaxViewRoot.java:302)</p><p>    at org.ajax4jsf.component.AjaxViewRoot.processPhase(AjaxViewRoot.java:261)</p><p>    at org.ajax4jsf.component.AjaxViewRoot.processDecodes(AjaxViewRoot.java:417)</p><p>    at com.sun.faces.lifecycle.ApplyRequestValuesPhase.execute(ApplyRequestValuesPhase.java:78)</p><p>    at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100)</p><p>    at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)</p><p>    at javax.faces.webapp.FacesServlet.service(FacesServlet.java:265)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p>    at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:206)</p><p>    at org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:290)</p><p>    at org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:367)</p><p>    at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:515)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p>    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)</p><p>    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)</p><p>    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)</p><p>    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)</p><p>    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)</p><p>    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)</p><p>    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859)</p><p>    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)</p><p>    at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)</p><p>    at java.lang.Thread.run(Thread.java:636)</p><p>Caused by: java.lang.NullPointerException</p><p>    at java.io.FileInputStream.<init>(FileInputStream.java:133)</p><p>    at jxl.Workbook.getWorkbook(Workbook.java:213)</p><p>    at jxl.Workbook.getWorkbook(Workbook.java:198)</p><p>    at cdvm.surv.web.FileUploadBean.fetch(FileUploadBean.java:45)</p><p>    at cdvm.surv.web.FileUploadBean.listener(FileUploadBean.java:39)</p><p>    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</p><p>    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)</p><p>    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)</p><p>    at java.lang.reflect.Method.invoke(Method.java:616)</p><p>    at org.apache.el.parser.AstValue.invoke(AstValue.java:191)</p><p>    at org.apache.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:276)</p><p>    at com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:68)</p><p>    at com.sun.facelets.el.LegacyMethodBinding.invoke(LegacyMethodBinding.java:69)</p><p>    ... 27 more</p><p>19 août 2011 14:46:25 com.sun.faces.lifecycle.Phase doPhase</p><p>GRAVE: JSF1054: (Phase ID: APPLY_REQUEST_VALUES 2, View ID: /GestionRef/upload.jsp) Exception thrown during phase execution: javax.faces.event.PhaseEvent[source=com.sun.faces.lifecycle.LifecycleImpl@1ddff76]</p><p>19 août 2011 14:46:26 org.apache.catalina.core.StandardWrapperValve invoke</p><p>GRAVE: "Servlet.service()" pour la servlet Faces Servlet a généré une exception</p><p>java.lang.NullPointerException</p><p>    at java.io.FileInputStream.<init>(FileInputStream.java:133)</p><p>    at jxl.Workbook.getWorkbook(Workbook.java:213)</p><p>    at jxl.Workbook.getWorkbook(Workbook.java:198)</p><p>    at cdvm.surv.web.FileUploadBean.fetch(FileUploadBean.java:45)</p><p>    at cdvm.surv.web.FileUploadBean.listener(FileUploadBean.java:39)</p><p>    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</p><p>    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)</p><p>    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)</p><p>    at java.lang.reflect.Method.invoke(Method.java:616)</p><p>    at org.apache.el.parser.AstValue.invoke(AstValue.java:191)</p><p>    at org.apache.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:276)</p><p>    at com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:68)</p><p>    at com.sun.facelets.el.LegacyMethodBinding.invoke(LegacyMethodBinding.java:69)</p><p>    at org.richfaces.component.UIFileUpload.broadcast(UIFileUpload.java:190)</p><p>    at org.ajax4jsf.component.AjaxViewRoot.processEvents(AjaxViewRoot.java:329)</p><p>    at org.ajax4jsf.component.AjaxViewRoot.broadcastEventsForPhase(AjaxViewRoot.java:302)</p><p>    at org.ajax4jsf.component.AjaxViewRoot.processPhase(AjaxViewRoot.java:261)</p><p>    at org.ajax4jsf.component.AjaxViewRoot.processDecodes(AjaxViewRoot.java:417)</p><p>    at com.sun.faces.lifecycle.ApplyRequestValuesPhase.execute(ApplyRequestValuesPhase.java:78)</p><p>    at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100)</p><p>    at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)</p><p>    at javax.faces.webapp.FacesServlet.service(FacesServlet.java:265)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p>    at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:206)</p><p>    at org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:290)</p><p>    at org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:367)</p><p>    at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:515)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)</p><p>    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p>    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)</p><p>    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)</p><p>    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)</p><p>    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)</p><p>    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)</p><p>    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)</p><p>    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859)</p><p>    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)</p><p>    at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)</p><p>    at java.lang.Thread.run(Thread.java:636)</p></div>
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