Я читал @EJB в @ViewScoped управляемый компонент вызывает исключение java.io.NotSerializableException , но моя настройка сохранения состояния - сервер
.
Вот что у меня есть:
web.xml
:
sispra
index.jsf
Faces Servlet
javax.faces.webapp.FacesServlet
1
Faces Servlet
*.jsf
PrimeFaces FileUpload Filter
org.primefaces.webapp.filter.FileUploadFilter
PrimeFaces FileUpload Filter
Faces Servlet
javax.faces.PROJECT_STAGE
Development
javax.faces.STATE_SAVING_METHOD
server
facelets.BUILD_BEFORE_RESTORE
true
org.apache.myfaces.ALLOW_JAVASCRIPT
true
org.apache.myfaces.PRETTY_HTML
true
org.apache.myfaces.DETECT_JAVASCRIPT
false
org.apache.myfaces.AUTO_SCROLL
true
primefaces.THEME
glass-x
Secure Application
/*
GET
POST
user
BASIC
fileRealm
30
user
customer.xhtml
:
TODO supply a title
CustomerController.java
:
package it.shape.sispra.controllers;
import it.shape.sispra.ejb.PersonFacade;
import it.shape.sispra.entities.Customer;
import javax.ejb.EJB;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.ViewScoped;
@ManagedBean
@ViewScoped
public class CustomerController extends AbstractController
{
private static final long serialVersionUID = 134755304347034L;
@EJB
private PersonFacade facade;
public CustomerController()
{
super(Customer.class);
}
@Override
public PersonFacade getFacade()
{
return facade;
}
}
PersonFacade.java
:
package it.shape.sispra.ejb;
import it.shape.sispra.entities.Person;
import javax.ejb.Stateless;
@Stateless
public class PersonFacade extends AbstractFacade
{
private static final long serialVersionUID = 4357823648345L;
public PersonFacade()
{
super(Person.class);
}
}
AbstractFacade.java:
package it.shape.sispra.ejb;
import it.shape.sispra.entities.AbstractEntity;
import java.io.Serializable;
import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.Query;
import javax.persistence.TypedQuery;
import javax.persistence.criteria.CriteriaQuery;
import javax.persistence.criteria.Root;
import org.eclipse.persistence.jpa.JpaHelper;
import org.eclipse.persistence.queries.QueryByExamplePolicy;
import org.eclipse.persistence.queries.ReadAllQuery;
import org.eclipse.persistence.queries.ReadObjectQuery;
public abstract class AbstractFacade implements Serializable
{
private static final long serialVersionUID = 12467890452346123L;
@PersistenceContext(unitName = "sispra")
private EntityManager em;
private final Class entityClass;
public AbstractFacade(Class entityClass)
{
this.entityClass = entityClass;
}
public EntityManager getEntityManager()
{
return em;
}
public void create(T entity)
{
getEntityManager().persist(entity);
}
public void edit(T entity)
{
getEntityManager().merge(entity);
}
public void remove(T entity)
{
getEntityManager().remove(getEntityManager().merge(entity));
}
public void refresh(T entity)
{
getEntityManager().refresh(entity);
}
public T find(Object id)
{
return getEntityManager().find(entityClass, id);
}
public List findAll()
{
CriteriaQuery cq = getEntityManager().getCriteriaBuilder().createQuery(entityClass);
cq.select(cq.from(entityClass));
return getEntityManager().createQuery(cq).getResultList();
}
public List findRange(int first, int max)
{
CriteriaQuery cq = getEntityManager().getCriteriaBuilder().createQuery(entityClass);
cq.select(cq.from(entityClass));
TypedQuery q = getEntityManager().createQuery(cq);
q.setMaxResults(max);
q.setFirstResult(first);
return q.getResultList();
}
public int count()
{
CriteriaQuery cq = getEntityManager().getCriteriaBuilder().createQuery(Long.class);
Root rt = cq.from(entityClass);
cq.select(getEntityManager().getCriteriaBuilder().count(rt));
TypedQuery q = getEntityManager().createQuery(cq);
return q.getSingleResult().intValue();
}
@SuppressWarnings("unchecked")
public T findByExample(T entity)
{
// Create a native EclipseLink query using QBE policy
QueryByExamplePolicy policy = new QueryByExamplePolicy();
policy.addSpecialOperation(String.class, "like");
ReadObjectQuery roq = new ReadObjectQuery(entity, policy);
// Wrap the native query in a standard JPA Query and execute it
Query query = JpaHelper.createQuery(roq, getEntityManager());
return (T) query.getSingleResult();
}
@SuppressWarnings("unchecked")
public List findAllByExample(T entity)
{
// Create a native EclipseLink query using QBE policy
QueryByExamplePolicy policy = new QueryByExamplePolicy();
policy.addSpecialOperation(String.class, "like");
ReadAllQuery raq = new ReadAllQuery(entity, policy);
// Wrap the native query in a standard JPA Query and execute it
Query query = JpaHelper.createQuery(raq, getEntityManager());
return query.getResultList();
}
@SuppressWarnings("unchecked")
public List findByExample(T entity, int start, int max)
{
// Create a native EclipseLink query using QBE policy
QueryByExamplePolicy policy = new QueryByExamplePolicy();
policy.addSpecialOperation(String.class, "like");
ReadAllQuery raq = new ReadAllQuery(entity, policy);
// Wrap the native query in a standard JPA Query and execute it
Query query = JpaHelper.createQuery(raq, getEntityManager());
query.setFirstResult(start);
query.setMaxResults(max);
return query.getResultList();
}
public int countByExample(T entity)
{
//TODO find a better way...
return findAllByExample(entity).size();
}
}
, а это трассировка стека:
GRAVE: Exiting serializeView - Could not serialize state: com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate
java.io.NotSerializableException: com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1164)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1518)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1483)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1400)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1158)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1518)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1483)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1400)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1158)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1518)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1483)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1400)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1158)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:330)
at java.util.HashMap.writeObject(HashMap.java:1001)
at sun.reflect.GeneratedMethodAccessor45.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:945)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1469)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1400)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1158)
at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1346)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1154)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:330)
at java.util.HashMap.writeObject(HashMap.java:1001)
at sun.reflect.GeneratedMethodAccessor45.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:945)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1469)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1400)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1158)
at java.io.ObjectOutputStream.writeArray(ObjectOutputStream.java:1346)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1154)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:330)
at org.apache.myfaces.renderkit.ServerSideStateCacheImpl.serializeView(ServerSideStateCacheImpl.java:357)
at org.apache.myfaces.renderkit.ServerSideStateCacheImpl.saveSerializedViewInServletSession(ServerSideStateCacheImpl.java:220)
at org.apache.myfaces.renderkit.ServerSideStateCacheImpl.saveSerializedView(ServerSideStateCacheImpl.java:798)
at org.apache.myfaces.renderkit.html.HtmlResponseStateManager.saveState(HtmlResponseStateManager.java:127)
at org.apache.myfaces.application.StateManagerImpl.saveView(StateManagerImpl.java:166)
at org.apache.myfaces.view.facelets.FaceletViewDeclarationLanguage.renderView(FaceletViewDeclarationLanguage.java:1554)
at org.apache.myfaces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:281)
at org.apache.myfaces.lifecycle.RenderResponseExecutor.execute(RenderResponseExecutor.java:85)
at org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:239)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:191)
at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1539)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:343)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:217)
at org.primefaces.webapp.filter.FileUploadFilter.doFilter(FileUploadFilter.java:79)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:256)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:217)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:279)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:655)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:595)
at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:98)
at com.sun.enterprise.web.PESessionLockingStandardPipeline.invoke(PESessionLockingStandardPipeline.java:91)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:162)
at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:330)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:231)
at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:174)
at com.sun.grizzly.http.ProcessorTask.invokeAdapter(ProcessorTask.java:828)
at com.sun.grizzly.http.ProcessorTask.doProcess(ProcessorTask.java:725)
at com.sun.grizzly.http.ProcessorTask.process(ProcessorTask.java:1019)
at com.sun.grizzly.http.DefaultProtocolFilter.execute(DefaultProtocolFilter.java:225)
at com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:137)
at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:104)
at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:90)
at com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:79)
at com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:54)
at com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:59)
at com.sun.grizzly.ContextTask.run(ContextTask.java:71)
at com.sun.grizzly.util.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:532)
at com.sun.grizzly.util.AbstractThreadPool$Worker.run(AbstractThreadPool.java:513)
at java.lang.Thread.run(Thread.java:662)
Я знаю, что могу обойти это, объявив PersonFacade
как transient
и используя JNDI для получения ссылки на EJB после восстановления. , но мне такой подход очень не нравится.
Возможно ли, что Glassfish 3.1.1 предоставляет несериализуемые EJB-компоненты? Есть ли способ использовать @EJB
и @ViewScoped
вместе?
обновление: Я обнаружил, что это проблема, связанная с MyFaces, все отлично работает с использованием моджарры