notserializableexception

问题 I'm using Javafx, and I wrap my objects into ListProperty to let the tableview updates for any changes on the objects of the list. Now I'm trying to serialize my project and the ListProperty of objects and it throw me this exception. java.io.NotSerializableException: javafx.beans.property.SimpleListProperty at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1181) at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1541) at java.io.ObjectOutputStream

问题 This question already has an answer here: java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException 2 answers My DAO implementation is throwing a not serializable exception on server start up with Tomcat7. Any idea what causes this? None of my other DAOs are doing this. Here's the class: package com.project.dao; import java.util.List; import org.hibernate.SessionFactory; import org.springframework.orm.hibernate3.HibernateTemplate; import com.project.model.User; public

问题 Hello I'm using a ViewScoped Bean the Problem is that when call it I get the NotSerializableException. This is the code of my Managed Bean : @ManagedBean(name="demandesBean") @ViewScoped public class DemandesBean implements Serializable { private static final long serialVersionUID = 1L; @ManagedProperty(value="#{demandeService}") private DemandeService demandeService; //A Spring Service @ManagedProperty(value="#{loginBean}") private LoginBean loginBean; private DemandeVO newDemande;

问题 I have this exception and I don\'t understand why it would be thrown or, how I should handle it. try { os.writeObject(element); } catch (IOException e) { e.printStackTrace(); } Where element is a TransformGroup containing some other TransformGroups an instance of the class Atom: public class Atom extends Group implements Serializable{ float pozX,pozY; Group group= new Group(); Color3f blue = new Color3f(new Color(255)); Color3f black = new Color3f(new Color(0)); Sphere AtSph=new Sphere();

问题 What causes this kind of error in Tomcat? SEVERE: Exception loading sessions from persistent storage java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException: bean.ProjectAreaBean at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1333) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351) at java.util.ArrayList.readObject(ArrayList.java:593) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect