jsf2-jsp-portlet fails to submit when file is uploaded

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: liferay-faces-3.0.5-legacy-ga6, liferay-faces-3.0.5-ga6, liferay-faces-3.1.5-ga6, liferay-faces-3.2.5-ga6, liferay-faces-4.2.5-ga6
• Fix Version/s: liferay-faces-2.1.5-ga6, liferay-faces-2.2.5-ga6, liferay-faces-3.0.5-legacy-ga6, liferay-faces-3.0.5-ga6, liferay-faces-3.1.5-ga6, liferay-faces-3.2.5-ga6, liferay-faces-4.2.5-ga6
• Component/s: Liferay Faces Bridge Impl / Demos / Tests
• Labels: None

Steps to reproduce:

1. Deploy and navigate to the JSF2-JSP-portlet
2. Click Add Attatchment.
3. Upload a file and click Submit.
4. Fill out the form and click Submit

If the bug still exists, an "Internal Server Error" message will appear and the following exception will appear in the logs:

javax.portlet.faces.BridgeException: javax.portlet.faces.BridgeException: javax.faces.FacesException: #{applicantBackingBean.submit}: java.lang.ClassCastException: com.liferay.faces.util.model.internal.UploadedFileImpl cannot be cast to com.liferay.faces.bridge.model.UploadedFile
	at com.liferay.faces.bridge.internal.BridgePhaseActionImpl.execute(BridgePhaseActionImpl.java:133)
	at com.liferay.faces.bridge.internal.BridgeImpl.doFacesRequest(BridgeImpl.java:93)
	at javax.portlet.faces.GenericFacesPortlet.processAction(GenericFacesPortlet.java:152)
	at com.liferay.portlet.FilterChainImpl.doFilter(FilterChainImpl.java:71)
	at com.liferay.portal.kernel.portlet.PortletFilterUtil.doFilter(PortletFilterUtil.java:48)
	at com.liferay.portal.kernel.servlet.PortletServlet.service(PortletServlet.java:112)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:116)
	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilter.doFilter(InvokerFilter.java:96)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
	...
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1023)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)
Caused by: javax.portlet.faces.BridgeException: javax.faces.FacesException: #{applicantBackingBean.submit}: java.lang.ClassCastException: com.liferay.faces.util.model.internal.UploadedFileImpl cannot be cast to com.liferay.faces.bridge.model.UploadedFile
	at com.liferay.faces.bridge.internal.BridgePhaseActionImpl.execute(BridgePhaseActionImpl.java:99)
	... 138 more
Caused by: javax.faces.FacesException: #{applicantBackingBean.submit}: java.lang.ClassCastException: com.liferay.faces.util.model.internal.UploadedFileImpl cannot be cast to com.liferay.faces.bridge.model.UploadedFile
	at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:89)
	at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
	at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
	at com.liferay.faces.bridge.internal.BridgePhaseActionImpl.execute(BridgePhaseActionImpl.java:93)
	... 138 more
Caused by: javax.faces.FacesException: #{applicantBackingBean.submit}: java.lang.ClassCastException: com.liferay.faces.util.model.internal.UploadedFileImpl cannot be cast to com.liferay.faces.bridge.model.UploadedFile
	at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:117)
	at javax.faces.component.UICommand.broadcast(UICommand.java:315)
	at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:786)
	at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:1251)
	at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:81)
	... 141 more
Caused by: javax.faces.el.EvaluationException: java.lang.ClassCastException: com.liferay.faces.util.model.internal.UploadedFileImpl cannot be cast to com.liferay.faces.bridge.model.UploadedFile
	at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:101)
	at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:101)
	... 145 more
Caused by: java.lang.ClassCastException: com.liferay.faces.util.model.internal.UploadedFileImpl cannot be cast to com.liferay.faces.bridge.model.UploadedFile
	at com.liferay.faces.demos.bean.ApplicantBackingBean.submit(ApplicantBackingBean.java:126)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:497)
	at org.apache.el.parser.AstValue.invoke(AstValue.java:278)
	at org.apache.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:274)
	at org.apache.jasper.el.JspMethodExpression.invoke(JspMethodExpression.java:70)
	at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:87)
	... 146 more