This is my HTML FILE
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:ui="http://java.sun.com/jsf/facelets" xmlns:p="http://primefaces.org/ui" xmlns:h="http://java.sun.com/jsf/html" xmlns:f="http://java.sun.com/jsf/core"> <ui:composition> <h:form id="UserTagsForm" > <h:panelGrid id="pgrid" columns="1" cellpadding="5" cellspacing="5" style="margin: 0 auto;margin-top: 25px" > <p:outputLabel value="Select ChipId of pod" for="chipIdList" /> <p:selectOneMenu id="chipIdList" value="#{usertagsController.selected.chipId}" required="true" requiredMessage="Chip Id required" converter="podConverter" > <f:selectItem itemLabel="#{messages.SelectOneMessage} " /> <f:selectItems value="#{podController.items}" var="chipidItems" itemValue="#{chipidItems}" itemLabel="#{chipidItems.chipId.toString()}"/> </p:selectOneMenu> <p:outputLabel value="Select Event Type" for="eventTypeList" /> <p:selectOneMenu id="eventTypeList" value="#{usertagsController.selected.eventType}" required="true" requiredMessage="Event Type List required" converter="usertagseventnamesConverter" > <f:selectItem itemLabel="#{messages.SelectOneMessage} " /> <f:selectItems value="#{usertagseventnamesController.items}" var="eventItems" itemValue="#{eventItems}" itemLabel="#{eventItems.eventDesc.toString()}"/> </p:selectOneMenu> <p:outputLabel for="datetime" value="Choose Datetime:" /> <p:calendar id="datetime" value="#{usertagsController.selected.dateTime}" pattern="MM/dd/yyyy HH:mm:ss" required="true" requiredMessage="Date time required"/> <f:facet name="footer"> <p:commandButton value="Save" id="saveBtn" actionListener="#{usertagsController.saveNew}" icon="ui-icon-disk" /> </f:facet> <p:blockUI block="pgrid" trigger="saveBtn" /> </h:panelGrid> <ui:include src="/confirmation.xhtml"/> </h:form> </ui:composition> </html>
2.This is my BeanController
.
@ManagedBean
@ViewScoped
public class UsertagsController extends AbstractController<UserTags> implements java.io.Serializable{
private static final long serialVersionUID = -4377337774610224471L;
@ManagedProperty("#{podController}")
private PodController podController ;
@ManagedProperty("#{usertagseventnamesController}")
private UsertagseventnamesController usertagseventnamesController;
public UsertagsController() {
super(UserTags.class);
columnNames();
columnList();
}
public PodController getPodController() {
return podController;
}
public void setPodController(PodController podController) {
this.podController = podController;
}
public UsertagseventnamesController getUsertagseventnamesController() {
return usertagseventnamesController;
}
public void setUsertagseventnamesController(UsertagseventnamesController usertagseventnamesController) {
this.usertagseventnamesController = usertagseventnamesController;
}
@Override
public void saveNew(ActionEvent event) {
super.saveNew(event);
}
@Override
public void resetParents() {
podController.setSelected(null);
usertagseventnamesController.setSelected(null);
}
}
This is class that I extend
AbstractController
:public class AbstractController<T> { protected IGenericDAO<T> dao; protected IColumnSettings columnsDAO = new ColumnSettingsDAOImpl(); private T selected; private List<T> filtered; private Class<T> itemClass; private Collection<T> items; private enum PersistAction { CREATE, DELETE, UPDATE } public AbstractController(Class<T> itemClass) { //super(itemClass); dao = new GenericDAOImpl<T>(itemClass); this.itemClass = itemClass; listVisible = new ArrayList<Boolean>(); listWidth = new ArrayList<>(); //columnList(); } public T getSelected() { return selected; } public void setSelected(T selected) { this.selected = selected; } public List<T> getFiltered() { return filtered; } public void setFiltered(List<T> filtered) { this.filtered = filtered; } public Class<T> getItemClass() { return itemClass; } public void save(ActionEvent event) { String msg = ResourceBundle.getBundle("/messages").getString(itemClass.getSimpleName() + "Updated"); persist(PersistAction.UPDATE, msg); if (!isValidationFailed()) { selected = null; } } public void saveNew(ActionEvent event) { String msg = ResourceBundle.getBundle("/messages").getString(itemClass.getSimpleName() + "Created"); persist(PersistAction.CREATE, msg); if (!isValidationFailed()) { selected = null; } } public void delete(ActionEvent event) { String msg = ResourceBundle.getBundle("/messages").getString(itemClass.getSimpleName() + "Deleted"); persist(PersistAction.DELETE, msg); if (!isValidationFailed()) { selected = null; // Remove selection } } }
This is Exception result:
javax.el.PropertyNotFoundException: /patient_blankPage.xhtml @16,173 value="#{usertagsController.selected.chipId}": Target Unreachable, 'null' returned null at javax.faces.component.UIInput.updateModel(UIInput.java:866) at javax.faces.component.UIInput.processUpdates(UIInput.java:749) at javax.faces.component.UIComponentBase.processUpdates(UIComponentBase.java:1291) at javax.faces.component.UIForm.processUpdates(UIForm.java:281) at javax.faces.component.UIComponentBase.processUpdates(UIComponentBase.java:1291) at javax.faces.component.UIComponentBase.processUpdates(UIComponentBase.java:1291) at javax.faces.component.UIComponentBase.processUpdates(UIComponentBase.java:1291) at javax.faces.component.UIViewRoot.processUpdates(UIViewRoot.java:1254) at com.sun.faces.lifecycle.UpdateModelValuesPhase.execute(UpdateModelValuesPhase.java:78) at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:198) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:658) at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1682) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:344) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214) at com.dwadmin.filters.AuthorizationFilter.doFilter(AuthorizationFilter.java:48) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:256) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:316) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:160) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:734) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:673) at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:99) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:174) at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:416) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:283) at com.sun.enterprise.v3.services.impl.ContainerMapper$HttpHandlerCallable.call(ContainerMapper.java:459) at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:167) at org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:206) at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:180) at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:235) at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119) at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:283) at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:200) at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:132) at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:111) at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77) at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:536) at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:112) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:117) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:56) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:137) at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:591) at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:571) at java.lang.Thread.run(Thread.java:748) Caused by: javax.el.PropertyNotFoundException: /patient_blankPage.xhtml @16,173 value="#{usertagsController.selected.chipId}": Target Unreachable, 'null' returned null at com.sun.faces.facelets.el.TagValueExpression.setValue(TagValueExpression.java:133) at javax.faces.component.UIInput.updateModel(UIInput.java:832) ... 44 more Caused by: javax.el.PropertyNotFoundException: Target Unreachable, 'null' returned null at com.sun.el.parser.AstValue.getTarget(AstValue.java:192) at com.sun.el.parser.AstValue.setValue(AstValue.java:226) at com.sun.el.ValueExpressionImpl.setValue(ValueExpressionImpl.java:294) at org.jboss.weld.el.WeldValueExpression.setValue(WeldValueExpression.java:64) at com.sun.faces.facelets.el.TagValueExpression.setValue(TagValueExpression.java:131) ... 45 more