<s:convertEntity> with ajax support
trouby Jun 3, 2007 4:41 PMHey,
I get a NPE when trying to combine selectItems+convertEntity+a4j support,
I have the following code (with facelets)
<h:selectOneMenu id="someId" value="#{myEjb.sb1}" required="false"> <s:selectItems value="#{someList.resultList}" var="ia" label="#{ia.name}" noSelectionLabel="Any"/> <s:convertEntity/> <a:support event="onchange" action="#{myManager.valueChanged}" ajaxSingle="true" reRender="actionsPanel" /> </h:selectOneMenu>
Of course I have the action in myManager and 'someList' is an EJBql defined in components.xml file.
When modifying the selectbox options I get the following exception:
[#|2007-06-04T00:35:22.203+0300|WARNING|sun-appserver9.1|javax.enterprise.resource.webcontainer.jsf.lifecycle|_ThreadID=16;_ThreadName=httpSSLWorkerThread-8181-1;_RequestID=6a591edb-53f3-4cd5-9912-6686251f41f5;|executePhase(PROCESS_VALIDATIONS 3,com.sun.faces.context.FacesContextImpl@15f30ad) threw exception javax.faces.FacesException at com.sun.faces.lifecycle.ProcessValidationsPhase.execute(ProcessValidationsPhase.java:108) at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251) at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:244) at org.apache.catalina.core.ApplicationFilterChain.servletService(ApplicationFilterChain.java:398) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:304) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:185) at org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:97) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:217) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:185) at org.ajax4jsf.framework.ajax.xmlfilter.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:127) at org.ajax4jsf.framework.ajax.xmlfilter.BaseFilter.doFilter(BaseFilter.java:277) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:217) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:185) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:63) at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:57) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49) at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49) at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:79) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49) at org.jboss.seam.web.SeamFilter.doFilter(SeamFilter.java:84) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:217) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:185) at org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:144) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:217) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:185) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275) at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:255) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:188) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:611) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:564) at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:81) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:193) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:611) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:564) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:558) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1067) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:137) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:611) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:564) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:558) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1067) at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:255) at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(DefaultProcessorTask.java:618) at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(DefaultProcessorTask.java:549) at com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(DefaultProcessorTask.java:790) at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask(DefaultReadTask.java:326) at com.sun.enterprise.web.connector.grizzly.ssl.SSLReadTask.process(SSLReadTask.java:427) at com.sun.enterprise.web.connector.grizzly.ssl.SSLReadTask.doTask(SSLReadTask.java:215) at com.sun.enterprise.web.connector.grizzly.TaskBase.run(TaskBase.java:252) at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(SSLWorkerThread.java:93) Caused by: java.lang.NullPointerException at org.jboss.seam.core.Interpolator.interpolate(Interpolator.java:65) at org.jboss.seam.core.FacesMessages.createFacesMessage(FacesMessages.java:348) at org.jboss.seam.entityconverter.AbstractEntityConverter.getMessage(AbstractEntityConverter.java:60) at org.jboss.seam.entityconverter.EntityConverter.getIdAsObject(EntityConverter.java:154) at org.jboss.seam.entityconverter.AbstractEntityConverter.getAsObject(AbstractEntityConverter.java:100) at org.jboss.seam.ui.PrioritizableConverter.getAsObject(PrioritizableConverter.java:61) at org.jboss.seam.ui.ConverterChain.getAsObject(ConverterChain.java:103) at com.sun.faces.renderkit.html_basic.HtmlBasicInputRenderer.getConvertedValue(HtmlBasicInputRenderer.java:152) at com.sun.faces.renderkit.html_basic.MenuRenderer.convertSelectOneValue(MenuRenderer.java:197) at com.sun.faces.renderkit.html_basic.MenuRenderer.getConvertedValue(MenuRenderer.java:359) at javax.faces.component.UIInput.getConvertedValue(UIInput.java:934) at javax.faces.component.UIInput.validate(UIInput.java:860) at javax.faces.component.UIInput.executeValidate(UIInput.java:1065) at javax.faces.component.UIInput.processValidators(UIInput.java:666) at org.ajax4jsf.framework.ajax.AjaxViewRoot.processValidators(AjaxViewRoot.java:331) at com.sun.faces.lifecycle.ProcessValidationsPhase.execute(ProcessValidationsPhase.java:100) ... 51 more |#]
thanks,
Asaf.