s:convertentity throwing null pointer exception
sumaprakash Jan 3, 2012 3:54 PMhi all ,
iam using selectonemenu in my form .
<h:selectOneMenu id="roomtypeID" label="Room Type" value="#{paymentDetailsAction.paymentdetails.roomconfig}" style="width: 150px;">
<s:selectItems value="#{paymentDetailsAction.getResRoomList()}" var="roomtype" label="#{roomtype.appRoomNameGiven}" noSelectionLabel="Please select"/>
<s:convertEntity />
</h:selectOneMenu>
but iam getting null pointer when i use <s:convertentity>
Error Rendering View[/guestreservation/paymentdetails/paymentdetails.xhtml]
java.lang.NullPointerException
at org.jboss.seam.persistence.HibernatePersistenceProvider.getSession(HibernatePersistenceProvider.java:355)
at org.jboss.seam.persistence.HibernatePersistenceProvider.getId(HibernatePersistenceProvider.java:163)
at org.jboss.seam.framework.EntityIdentifier.<init>(EntityIdentifier.java:13)
at org.jboss.seam.ui.JpaEntityLoader.createIdentifier(JpaEntityLoader.java:29)
at org.jboss.seam.ui.AbstractEntityLoader.put(AbstractEntityLoader.java:46)
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 org.jboss.seam.util.Reflections.invoke(Reflections.java:22)
at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:31)
at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56)
at org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:28)
at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
at org.jboss.seam.transaction.TransactionInterceptor$1.work(TransactionInterceptor.java:95)
at org.jboss.seam.util.Work.workInTransaction(Work.java:47)
at org.jboss.seam.transaction.TransactionInterceptor.aroundInvoke(TransactionInterceptor.java:89)
at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
at org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:44)
at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107)
at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:185)
thanks in advance
iam using selectonemenu in my form .
<h:selectOneMenu id="roomtypeID" label="Room Type" value="#{paymentDetailsAction.paymentdetails.roomconfig}" style="width: 150px;">
<s:selectItems value="#{paymentDetailsAction.getResRoomList()}" var="roomtype" label="#{roomtype.appRoomNameGiven}" noSelectionLabel="Please select"/>
<s:convertEntity />
</h:selectOneMenu>
but iam getting null pointer when i use <s:convertentity>
Error Rendering View[/guestreservation/paymentdetails/paymentdetails.xhtml]
java.lang.NullPointerException
at org.jboss.seam.persistence.HibernatePersistenceProvider.getSession(HibernatePersistenceProvider.java:355)
at org.jboss.seam.persistence.HibernatePersistenceProvider.getId(HibernatePersistenceProvider.java:163)
at org.jboss.seam.framework.EntityIdentifier.<init>(EntityIdentifier.java:13)
at org.jboss.seam.ui.JpaEntityLoader.createIdentifier(JpaEntityLoader.java:29)
at org.jboss.seam.ui.AbstractEntityLoader.put(AbstractEntityLoader.java:46)
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 org.jboss.seam.util.Reflections.invoke(Reflections.java:22)
at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:31)
at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56)
at org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:28)
at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
at org.jboss.seam.transaction.TransactionInterceptor$1.work(TransactionInterceptor.java:95)
at org.jboss.seam.util.Work.workInTransaction(Work.java:47)
at org.jboss.seam.transaction.TransactionInterceptor.aroundInvoke(TransactionInterceptor.java:89)
at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
at org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:44)
at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107)
at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:185)
thanks in advance